apm30 user guide(v200r301_01)

APM30

V200R301

User Guide

Issue 01

Date 2008-06-02

Part Number

Huawei Proprietary and ConfidentialCopyright © Huawei Technologies Co., Ltd

Huawei Technologies Co., Ltd. provides customers with comprehensive technical support and service. For anyassistance, please contact our local office or company headquarters.

Huawei Technologies Co., Ltd.Address: Huawei Industrial Base

Bantian, LonggangShenzhen 518129People's Republic of China

Website: http://www.huawei.com

Email: [email protected]

Copyright © Huawei Technologies Co., Ltd. 2008. All rights reserved.No part of this document may be reproduced or transmitted in any form or by any means without prior writtenconsent of Huawei Technologies Co., Ltd. Trademarks and Permissions

and other Huawei trademarks are the property of Huawei Technologies Co., Ltd.All other trademarks and trade names mentioned in this document are the property of their respective holders. NoticeThe information in this document is subject to change without notice. Every effort has been made in thepreparation of this document to ensure accuracy of the contents, but the statements, information, andrecommendations in this document do not constitute a warranty of any kind, express or implied.

Huawei Proprietary and ConfidentialCopyright © Huawei Technologies Co., Ltd

http://www.huawei.com

mailto:[email protected]

Contents

About This Document.....................................................................................................................1

1 Safety Information.....................................................................................................................1-11.1 Safety Precautions...........................................................................................................................................1-11.2 Electricity Safety.............................................................................................................................................1-31.3 Inflammable Environment...............................................................................................................................1-51.4 Battery.............................................................................................................................................................1-51.5 Radiation.........................................................................................................................................................1-71.6 Working at Heights.........................................................................................................................................1-91.7 Mechanical Safety.........................................................................................................................................1-111.8 Others............................................................................................................................................................1-12

2 Introduction to the APM30.......................................................................................................2-12.1 Functions of the APM30.................................................................................................................................2-22.2 Applications of the APM30.............................................................................................................................2-52.3 Technical Specifications of the APM30..........................................................................................................2-8

2.3.1 Electrical Specifications of the APM30.................................................................................................2-82.3.2 Engineering Specifications of the APM30...........................................................................................2-112.3.3 Surge Protection Specifications of the APM30....................................................................................2-142.3.4 Environment Requirements of the APM30..........................................................................................2-15

3 Introduction to the APM30 Power Cabinet...........................................................................3-13.1 Appearance of the APM30 Power Cabinet.....................................................................................................3-23.2 Structure of the APM30 Power Cabinet..........................................................................................................3-23.3 Components of the APM30 Power Cabinet....................................................................................................3-5

3.3.1 APMI......................................................................................................................................................3-53.3.2 AFMU....................................................................................................................................................3-93.3.3 PDU......................................................................................................................................................3-123.3.4 Power Subrack (AC/DC)......................................................................................................................3-153.3.5 Batteries in the APM30 Power Cabinet...............................................................................................3-223.3.6 Heater...................................................................................................................................................3-233.3.7 Sensors.................................................................................................................................................3-23

3.4 Cables of the APM30 Power Cabinet...........................................................................................................3-273.4.1 PGND Cable of the APM30 Power Cabinet........................................................................................3-283.4.2 Input Power Cable for the Power Cabinet............................................................................................3-29

APM30User Guide Contents

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3.4.3 Power Cable for the Batteries in the Power Cabinet............................................................................3-303.4.4 Monitoring signal cable between the PMU and the APMI..................................................................3-303.4.5 Environment monitoring signal cable for the power cabinet...............................................................3-313.4.6 Monitoring Signal Cable for the Door Status Sensor in the Power Cabinet........................................3-333.4.7 Temperature Monitoring Signal Cable for the Power Cabinet.............................................................3-343.4.8 Input Power Cable of the Heater..........................................................................................................3-353.4.9 Monitoring Signal Cable Between the AFMU and the APMI.............................................................3-36

4 Introduction to the APM30 Battery Cabinet.........................................................................4-14.1 Appearance of the APM30 Battery Cabinet....................................................................................................4-24.2 Structure of the APM30 Battery Cabinet........................................................................................................4-24.3 Components of the APM30 Battery Cabinet...................................................................................................4-4

4.3.1 Batteries in the APM30 Battery Cabinet................................................................................................4-44.3.2 Door Status Sensor.................................................................................................................................4-54.3.3 Heating Film...........................................................................................................................................4-7

4.4 Cables of the APM30 Battery Cabinet............................................................................................................4-84.4.1 Equipotential Cable of the APM30 Battery Cabinet..............................................................................4-94.4.2 Input Power Cable for the APM30 Battery Cabinet..............................................................................4-94.4.3 Monitoring Signal Cable for the Door Status Sensor in the Battery Cabinet......................................4-104.4.4 Temperature Monitoring Signal Cable for the Batteries......................................................................4-104.4.5 Input Power Cable of the Heating Film...............................................................................................4-10

5 Introduction to the APM30 Transmission Cabinet............................................................. 5-15.1 Appearance of the APM30 Transmission Cabinet..........................................................................................5-25.2 Structure of the APM30 Transmission Cabinet..............................................................................................5-25.3 Components of the APM30 Transmission Cabinet.........................................................................................5-3

5.3.1 APMI......................................................................................................................................................5-45.3.2 AFMU....................................................................................................................................................5-75.3.3 DCDU-03A..........................................................................................................................................5-105.3.4 Sensors.................................................................................................................................................5-12

5.4 Cables of the APM30 Transmission Cabinet................................................................................................5-165.4.1 Equipotential Cable of the APM30 Transmission Cabinet..................................................................5-175.4.2 Input Power Cable for the APM30 Transmission Cabinet...................................................................5-175.4.3 Monitoring Signal Cable for the APM30 Transmission Cabinet.........................................................5-185.4.4 Monitoring Signal Cable Between the AFMU and the APMI.............................................................5-19

6 Installing the APM30 Hardware............................................................................................. 6-16.1 General Information for Installing the APM30...............................................................................................6-2

6.1.1 Installation Modes of the APM30 Cabinet.............................................................................................6-26.1.2 Space Requirements of the APM30 Cabinet..........................................................................................6-36.1.3 Cable Connections of the APM30 Power Cabinet.................................................................................6-56.1.4 Cable Holes of the APM30....................................................................................................................6-6

6.2 Procedure for Installing the APM30...............................................................................................................6-86.3 Preparing for the APM30 Installation.............................................................................................................6-9

ContentsAPM30

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6.3.1 Unpacking Inspection for the APM30...................................................................................................6-96.3.2 Tools and Instruments Required for the APM30 Installation................................................................6-9

6.4 Installing the APM30 Cabinet.......................................................................................................................6-106.4.1 Installing the APM30 Cabinet on a Concrete Floor.............................................................................6-116.4.2 Installing the APM30 Cabinet on a Metal Pole....................................................................................6-166.4.3 Stacking the APM30 Cabinet on the Battery Cabinet..........................................................................6-21

6.5 Installing the Components of the APM30.....................................................................................................6-256.5.1 Installing the Components of the APM30 Power Cabinet...................................................................6-256.5.2 Installing the Components of the APM30 Battery Cabinet..................................................................6-33

6.6 Installing the Cables of the APM30..............................................................................................................6-376.6.1 Installing the Cables of the APM30 Power Cabinet............................................................................6-386.6.2 Installing the Cables of the APM30 Battery Cabinet...........................................................................6-456.6.3 Installing the Power Cable for the APM30 Transmission Cabinet......................................................6-536.6.4 Sealing the Cable Holes.......................................................................................................................6-60

6.7 Checking the Power-on Status of the APM30 Cabinet.................................................................................6-616.8 Checklist for the APM30 Hardware Installation...........................................................................................6-61

7 Maintaining the APM30 Hardware........................................................................................7-17.1 Routine Maintenance.......................................................................................................................................7-37.2 Replacing the PMU of the APM30 Power Cabinet.........................................................................................7-37.3 Replacing the PSU of the APM30 Power Cabinet..........................................................................................7-57.4 Replacing the Batteries of the APM30 Power Cabinet...................................................................................7-77.5 Replacing the Batteries of the APM30 Battery Cabinet..................................................................................7-87.6 Replacing the Fan ...........................................................................................................................................7-97.7 Replacing the PDU........................................................................................................................................7-117.8 Replacing the Surge Protector of the APM30 Power Cabinet......................................................................7-127.9 Replacing the Breathable Film......................................................................................................................7-137.10 Replacing the Temperature Sensor .............................................................................................................7-147.11 Replacing the Door Status Sensor ..............................................................................................................7-157.12 Replacing the APMI....................................................................................................................................7-167.13 Replacing the AFMU..................................................................................................................................7-18

Index.................................................................................................................................................i-1

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Figures

Figure 1-1 Wearing an ESD wrist strap...............................................................................................................1-5Figure 1-2 Lifting a weight................................................................................................................................1-10Figure 1-3 Slant angle........................................................................................................................................1-11Figure 1-4 One meter higher than the eave........................................................................................................1-11Figure 2-1 APM30 power cabinet (with batteries inside) working with a distributed base station.....................2-6Figure 2-2 APM30 power cabinet (in connection with a battery cabinet) working with a distributed base station...............................................................................................................................................................................2-6Figure 2-3 APM30 working with the RF cabinet (3 RFUs).................................................................................2-7Figure 2-4 APM30 working with the RF cabinet (6 RFUs).................................................................................2-8Figure 3-1 APM30 power cabinet........................................................................................................................3-2Figure 3-2 Internal structure of the power cabinet (without built-in batteries)....................................................3-3Figure 3-3 Internal structure of the power cabinet (with built-in batteries).........................................................3-4Figure 3-4 Cable holes of the power cabinet........................................................................................................3-4Figure 3-5 Installation position of the APMI board.............................................................................................3-6Figure 3-6 External ports on the APMI board......................................................................................................3-6Figure 3-7 Internal ports on the APMI board.......................................................................................................3-7Figure 3-8 Position of the AFMU board..............................................................................................................3-9Figure 3-9 External ports on the AFMU board..................................................................................................3-10Figure 3-10 Internal ports on the AFMU board.................................................................................................3-11Figure 3-11 Ports on the PDU............................................................................................................................3-14Figure 3-12 Front panel of the PMU..................................................................................................................3-16Figure 3-13 Rear panel of the PMU...................................................................................................................3-16Figure 3-14 DIP switch on the PMU..................................................................................................................3-18Figure 3-15 Panel of the PSU (AC/DC).............................................................................................................3-20Figure 3-16 Wiring unit of the power subrack (220 V)......................................................................................3-21Figure 3-17 Appearance of -12 V 12 Ah batteries in the power cabinet............................................................3-22Figure 3-18 Heater..............................................................................................................................................3-23Figure 3-19 Magnet part of the door status sensor.............................................................................................3-24Figure 3-20 Switch part of the door status sensor..............................................................................................3-24Figure 3-21 Installation position of the switch part of the door status sensor....................................................3-25Figure 3-22 Installation position of the magnet part of the door status sensor..................................................3-25Figure 3-23 Temperature sensor.........................................................................................................................3-26Figure 3-24 Installation position of the ambient temperature sensor.................................................................3-26Figure 3-25 Installation position of the air inlet temperature sensor..................................................................3-27

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Figure 3-26 Installation position of the air outlet temperature sensor................................................................3-27Figure 3-27 Appearance of the equipotential cable............................................................................................3-28Figure 3-28 2-hole OT terminal.........................................................................................................................3-28Figure 3-29 Power cables for the batteries in the power cabinet.......................................................................3-30Figure 3-30 Monitoring signal cable between the PMU and the APMI.............................................................3-31Figure 3-31 Environment monitoring signal cable for the power cabinet..........................................................3-32Figure 3-32 Monitoring signal cable for the door status sensor in the power cabinet.......................................3-34Figure 3-33 Temperature monitoring signal cable.............................................................................................3-35Figure 3-34 Input power cable of the heater......................................................................................................3-36Figure 3-35 Monitoring signal cable between the AFMU and the APMI..........................................................3-36Figure 4-1 APM30 battery cabinet.......................................................................................................................4-2Figure 4-2 Internal structure of the APM30 battery cabinet................................................................................ 4-3Figure 4-3 Appearance of the battery...................................................................................................................4-5Figure 4-4 Magnet part of the door status sensor.................................................................................................4-6Figure 4-5 Switch part of the door status sensor..................................................................................................4-6Figure 4-6 Installation position of the switch part of the door status sensor........................................................4-7Figure 4-7 Installation position of the magnet part of the door status sensor...................................................... 4-7Figure 4-8 Heating film........................................................................................................................................4-8Figure 4-9 Equipotential cable.............................................................................................................................4-9Figure 4-10 2-hole OT terminal........................................................................................................................... 4-9Figure 4-11 Temperature monitoring signal cable for the batteries...................................................................4-10Figure 5-1 APM30 transmission cabinet..............................................................................................................5-2Figure 5-2 Internal structure of the APM30 transmission cabinet.......................................................................5-3Figure 5-3 Installation position of the APMI board.............................................................................................5-4Figure 5-4 External ports on the APMI board......................................................................................................5-4Figure 5-5 Internal ports on the APMI board.......................................................................................................5-5Figure 5-6 Position of the AFMU board..............................................................................................................5-7Figure 5-7 External ports on the AFMU board....................................................................................................5-8Figure 5-8 Internal ports on the AFMU board.....................................................................................................5-9Figure 5-9 DCDU-03A.......................................................................................................................................5-11Figure 5-10 Ports on the panel of the DCDU-03A.............................................................................................5-11Figure 5-11 Magnet part of the door status sensor.............................................................................................5-13Figure 5-12 Switch part of the door status sensor..............................................................................................5-13Figure 5-13 Installation position of the switch part of the door status sensor....................................................5-14Figure 5-14 Installation position of the magnet part of the door status sensor..................................................5-14Figure 5-15 Temperature sensor.........................................................................................................................5-15Figure 5-16 Installation position of the ambient temperature sensor.................................................................5-15Figure 5-17 Installation position of the air inlet temperature sensor..................................................................5-16Figure 5-18 Installation position of the air outlet temperature sensor................................................................5-16Figure 5-19 Equipotential cable.........................................................................................................................5-17Figure 5-20 2-hole OT terminal.........................................................................................................................5-17Figure 5-21 Monitoring signal cable for the transmission cabinet.....................................................................5-18

FiguresAPM30

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Figure 5-22 Monitoring signal cable between the AFMU and the APMI..........................................................5-19Figure 6-1 Installation modes of the APM30 cabinet..........................................................................................6-3Figure 6-2 Space requirements of the single APM30 cabinet (unit: mm)............................................................6-4Figure 6-3 Space requirements for the power cabinet installed side by side with the battery cabinet (unit: mm)...............................................................................................................................................................................6-4Figure 6-4 Recommended dimensions of the concrete base................................................................................6-5Figure 6-5 Cable connections of the APM30 power cabinet...............................................................................6-5Figure 6-6 Cabling Method of a Single Power Cabinet.......................................................................................6-6Figure 6-7 Cabling Method of a Power Cabinet Stacked on a Battery Cabinet...................................................6-7Figure 6-8 Determining the anchor points (unit: mm).......................................................................................6-11Figure 6-9 Installing the expansion bolt assembly.............................................................................................6-12Figure 6-10 Fixing the base................................................................................................................................6-12Figure 6-11 Removing the sealing caps.............................................................................................................6-13Figure 6-12 Installing the Lifting Eye................................................................................................................6-14Figure 6-13 Aligning the installation blocks......................................................................................................6-15Figure 6-14 Fixing the APM30 cabinet..............................................................................................................6-15Figure 6-15 Removing the lifting eyes...............................................................................................................6-16Figure 6-16 Installing the fixture assemblies.....................................................................................................6-17Figure 6-17 Installing the fixture assemblies.....................................................................................................6-18Figure 6-18 Installing the mounting ears...........................................................................................................6-18Figure 6-19 Installing the screws on the fixture assemblies...............................................................................6-19Figure 6-20 Installing the APM30 cabinet on the metal pole............................................................................6-20Figure 6-21 Filling the plastic sticks in the installation holes............................................................................6-21Figure 6-22 Installing the battery cabinet...........................................................................................................6-22Figure 6-23 Removing the sealing caps.............................................................................................................6-22Figure 6-24 Removing the cover plates.............................................................................................................6-23Figure 6-25 Installing the cabling plates............................................................................................................6-23Figure 6-26 Applying fireproof clay..................................................................................................................6-24Figure 6-27 Removing the sealing caps.............................................................................................................6-24Figure 6-28 Stacking the APM30 cabinet on the battery cabinet.......................................................................6-25Figure 6-29 Installation position of the PMU/PSUs..........................................................................................6-26Figure 6-30 Setting the DIP switch on the PMU................................................................................................6-27Figure 6-31 Loosening the screws on the handle...............................................................................................6-27Figure 6-32 Pulling the handle of the PMU/PSU panel.....................................................................................6-28Figure 6-33 Position for installing the user device in the APM30 cabinet........................................................6-29Figure 6-34 Installing the user device in the APM30 cabinet............................................................................6-29Figure 6-35 Position of the MCB.......................................................................................................................6-30Figure 6-36 Cable connections of the batteries..................................................................................................6-31Figure 6-37 Connecting the batteries in series...................................................................................................6-31Figure 6-38 Installing the -48 V 24 Ah battery group........................................................................................6-32Figure 6-39 Removing the protecting hood from the battery busbar.................................................................6-32Figure 6-40 MCBs of the batteries.....................................................................................................................6-33Figure 6-41 Cable connections of the -48 V 50 AH battery group....................................................................6-34



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Figure 6-42 Cable connections of the -48 V 100 AH battery group..................................................................6-35Figure 6-43 Installing the -48 V 100 AH battery group.....................................................................................6-35Figure 6-44 Connecting the batteries in series...................................................................................................6-36Figure 6-45 Installing the heating film...............................................................................................................6-36Figure 6-46 Installing the relays.........................................................................................................................6-37Figure 6-47 Installing the PGND cable for the power cabinet...........................................................................6-39Figure 6-48 AC wiring terminals.......................................................................................................................6-40Figure 6-49 Removing the short-circuiting bars................................................................................................6-40Figure 6-50 Installing the AC input power cable...............................................................................................6-41Figure 6-51 Installing the environment monitoring signal cable for the APM30 power cabinet.......................6-42Figure 6-52 Installing the PMU-APMI Monitoring Signal Cable.....................................................................6-43Figure 6-53 Cable connections of the heater......................................................................................................6-44Figure 6-54 Installing the equipotential cable for the battery cabinet................................................................6-46Figure 6-55 Installing the inter-battery bars.......................................................................................................6-47Figure 6-56 Power cable connections in the battery cabinet..............................................................................6-47Figure 6-57 Installing the temperature monitoring signal cable for the batteries..............................................6-49Figure 6-58 Routing the cable............................................................................................................................6-50Figure 6-59 Installing the monitoring signal cable for the door status sensor in the battery cabinet.................6-51Figure 6-60 Cable connections of the heating films...........................................................................................6-52Figure 6-61 Installing the equipotential cable for the transmission cabinet.......................................................6-54Figure 6-62 Connecting the power cable of the transmission cabinet................................................................6-55Figure 6-63 Connecting the monitoring signal cable to the door status sensor..................................................6-57Figure 6-64 Connecting the monitoring signal cable to the APMI....................................................................6-57Figure 6-65 Connecting the monitoring signal cable to the DCDU...................................................................6-57Figure 6-66 Installed monitoring signal cable for the transmission cabinet......................................................6-58Figure 6-67 Cable connections of the heater......................................................................................................6-59Figure 6-68 Fireproof clay filled from inside the cabinet..................................................................................6-60Figure 7-1 Position of the PMU...........................................................................................................................7-4Figure 7-2 Loosening the screws on the handle...................................................................................................7-4Figure 7-3 Pulling out the handle of the PMU panel...........................................................................................7-5Figure 7-4 Position of the PSU.............................................................................................................................7-6Figure 7-5 Loosening the screws on the handle...................................................................................................7-6Figure 7-6 Pulling the handle of the PSU.............................................................................................................7-6Figure 7-7 Removing the signal cable from the fan...........................................................................................7-10Figure 7-8 Pulling out the fan tray.....................................................................................................................7-10Figure 7-9 AC surge protector and DC surge protector in the PDU..................................................................7-12Figure 7-10 Fixing the cabinet door...................................................................................................................7-13Figure 7-11 Removing the cover plate of the breathable film............................................................................7-14Figure 7-12 Removing the old film....................................................................................................................7-14Figure 7-13 Removing the case of the door status sensor..................................................................................7-16Figure 7-14 Removing the filler panel...............................................................................................................7-17Figure 7-15 Removing the tray..........................................................................................................................7-17

FiguresAPM30

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Figure 7-16 Removing the filler panel...............................................................................................................7-18



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Tables

Table 2-1 Functions of the power cabinet............................................................................................................2-2Table 2-2 DC power distribution function of the power cabinet..........................................................................2-3Table 2-3 Functions of the transmission cabinet..................................................................................................2-4Table 2-4 Electrical specifications of the power cabinet......................................................................................2-9Table 2-5 Electrical Specifications of the Transmission Cabinet.......................................................................2-11Table 2-6 Engineering specifications of the power cabinet................................................................................2-11Table 2-7 Engineering specifications of the battery cabinet..............................................................................2-12Table 2-8 Engineering specifications of the transmission cabinet.....................................................................2-13Table 2-9 Surge protection specifications of the power cabinet.........................................................................2-14Table 2-10 Surge protection specifications of the transmission cabinet............................................................2-14Table 2-11 Environment requirements of the APM30 power cabinet................................................................2-15Table 3-1 Parameters of the external ports on the APMI board...........................................................................3-7Table 3-2 Parameters of the internal ports on the APMI board............................................................................3-8Table 3-3 Parameters of the external ports on the AFMU board.......................................................................3-10Table 3-4 Meaning of the LEDs.........................................................................................................................3-11Table 3-5 Parameters of the internal ports on the AFMU board........................................................................3-12Table 3-6 Type description of the PDU..............................................................................................................3-13Table 3-7 Port description of the PDU...............................................................................................................3-14Table 3-8 DC power distribution function of the PDU applied to the distributed base station..........................3-15Table 3-9 DC power distribution functions of the PDU applied to the separated base station..........................3-15Table 3-10 LEDs on the panel of the PMU........................................................................................................3-17Table 3-11 Ports on the PMU.............................................................................................................................3-17Table 3-12 Settings of the DIP switch................................................................................................................3-19Table 3-13 LEDs on the panel of the PSU (AC/DC).........................................................................................3-20Table 3-14 Wiring terminals and switch on the wiring unit of the power subrack (220 V)...............................3-22Table 3-15 Installation positions of the input power cable of the power cabinet...............................................3-29Table 3-16 Pin definition of the monitoring signal cable between the PMU and the APMI.............................3-31Table 3-17 Pin definition of the environment monitoring signal cable for the power cabinet...........................3-32Table 4-1 Structure the battery cabinet.................................................................................................................4-3Table 5-1 Parameters of the external ports on the APMI board...........................................................................5-5Table 5-2 Parameters of the internal ports on the APMI board............................................................................5-6Table 5-3 Parameters of the external ports on the AFMU board......................................................................... 5-8Table 5-4 Meaning of the LEDs...........................................................................................................................5-9

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Table 5-5 Parameters of the internal ports on the AFMU board........................................................................5-10Table 5-6 Ports on the panel of the DCDU-03A................................................................................................5-12Table 5-7 Power consumption requirements of the DCDU-03A.......................................................................5-12Table 5-8 Connections of the monitoring signal cable for the transmission cabinet..........................................5-18Table 6-1 Description of the cable connections of the APM30 power cabinet....................................................6-6Table 6-2 Tools and instruments........................................................................................................................6-10Table 6-3 Setting the DIP switch on the PMU...................................................................................................6-27Table 6-4 Power cable connections in the battery cabinet.................................................................................6-47Table 6-5 Connections of the monitoring signal cable for the transmission cabinet..........................................6-56Table 6-6 Checklist for the APM30 cabinet installation....................................................................................6-62Table 6-7 Checklist for the APM30 electrical connections................................................................................6-62Table 6-8 Checklist for the APM30 field cleanliness.........................................................................................6-63Table 7-1 List of maintenance items....................................................................................................................7-3

TablesAPM30

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About This Document

PurposeThis document provides guidelines and reference information on APM30 hardware installation,cable connections, check items, and hardware maintenance.

Product VersionThe following table lists the product version related to this document.

Product Name Product Version

APM30 HERT MPE V200R301

Intended AudienceThis document is intended for:

l Field engineers

l Base station installers

l System engineers

Change HistoryFor changes made in this document, refer to Changes in APM30 User Guide.

Organization1 Safety Information

2 Introduction to the APM30

The APM30 can be used as the power cabinet, the battery cabinet, or the transmission cabinet.

3 Introduction to the APM30 Power Cabinet

This describes the appearance, structure, components, and cables of the APM30 power cabinet.

4 Introduction to the APM30 Battery Cabinet

This describes the appearance, structure, components, and cables of the APM30 battery cabinet.

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5 Introduction to the APM30 Transmission Cabinet

This describes the appearance, structure, components, and cables of the APM30 transmissioncabinet.

6 Installing the APM30 Hardware

This describes the information about the APM30 installation and the procedure for installing theAPM30. The installation procedure involves preparing for the APM30 installation, installingthe APM30 cabinet and auxiliary devices, installing the APM30 cables, powering on the APM30,and checking the APM30 hardware installation.

7 Maintaining the APM30 Hardware

This describes how to maintain the APM30 hardware such as the PMU, PSU, batteries, heater,fan, PDU, AC surge protector, breathable film, temperature sensor, door status sensor, APMI,AFMU, and the batteries and heating film in the battery cabinet.

Conventions

1. Symbol Conventions

The following symbols may be found in this document. They are defined as follows

Symbol Description

DANGERIndicates a hazard with a high level of risk that, if not avoided,will result in death or serious injury.

WARNINGIndicates a hazard with a medium or low level of risk which, ifnot avoided, could result in minor or moderate injury.

CAUTIONIndicates a potentially hazardous situation that, if not avoided,could cause equipment damage, data loss, and performancedegradation, or unexpected results.

TIP Indicates a tip that may help you solve a problem or save yourtime.

NOTE Provides additional information to emphasize or supplementimportant points of the main text.

2. General Conventions

Convention Description

Times New Roman Normal paragraphs are in Times New Roman.

Boldface Names of files,directories,folders,and users are in boldface. Forexample,log in as user root .

Italic Book titles are in italics.

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Courier New Terminal display is in Courier New.

3. Command Conventions


Boldface The keywords of a command line are in boldface.

Italic Command arguments are in italic.

[ ] Items (keywords or arguments) in square brackets [ ] are optional.

{x | y | ...} Alternative items are grouped in braces and separated by verticalbars.One is selected.

[ x | y | ... ] Optional alternative items are grouped in square brackets andseparated by vertical bars.One or none is selected.

{ x | y | ... } * Alternative items are grouped in braces and separated by verticalbars.A minimum of one or a maximum of all can be selected.

[ x | y | ... ] * Alternative items are grouped in braces and separated by verticalbars.A minimum of zero or a maximum of all can be selected.

4. GUI Conventions


Boldface Buttons,menus,parameters,tabs,window,and dialog titles are inboldface. For example,click OK.

> Multi-level menus are in boldface and separated by the ">" signs.For example,choose File > Create > Folder .

5. Keyboard Operation


Key Press the key.For example,press Enter and press Tab.

Key1+Key2 Press the keys concurrently.For example,pressing Ctrl+Alt+Ameans the three keys should be pressed concurrently.

Key1,Key2 Press the keys in turn.For example,pressing Alt,A means the twokeys should be pressed in turn.

6. Mouse Operation

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Action Description

Click Select and release the primary mouse button without moving thepointer.

Double-click Press the primary mouse button twice continuously and quicklywithout moving the pointer.

Drag Press and hold the primary mouse button and move the pointerto a certain position.

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1 Safety Information

1.1 Safety PrecautionsThis section describes certain safety precautions and helps to choose the measurement deviceand testing device. Read and follow these safety precautions before installing, operating, andmaintaining Huawei devices.

Following All Safety Precautions

Before any operation, read the instructions and precautions in this document carefully tominimize the possibility of accidents.

The Danger, Caution, and Note items in the package of documents do not cover all the safetyprecautions that must be followed. They only provide the generic safety precautions foroperations.

Symbols

DANGERThis symbol indicates that casualty or serious accident may occur if you ignore the safetyinstruction.

CAUTIONThis symbol indicates that serious or major injury may occur if you ignore the safety instruction.

NOTE

This symbol indicates that the operation may be easier if you pay attention to the safety instruction.

APM30User Guide 1 Safety Information


1-1

Complying with the Local Safety Regulations

When operating the device, comply with the local safety regulations. The safety precautionsprovided in the documents are supplementary. You must comply with the local safetyregulations.

General Installation Requirements

The personnel in charge of installation and maintenance must be trained and master the correctoperating methods and safety precautions before beginning work.

The rules for installing and maintaining the device are as follows:

l Only the trained and qualified personnel can install, operate and maintain the device.

l Only the qualified specialists are allowed to remove the safety facilities, and repair thedevice.

l Any replacement of the device or part of the device (including the software) or any changemade to the device must be performed by qualified or authorized personnel of Huawei.

l Any fault or error that might cause safety problems must be reported immediately to thepersonnel in charge.

Grounding Requirements

The following requirements are applicable to the device to be grounded:

l Ground the device before installation and remove the ground cable after uninstallation.

l Do not operate the device in the absence of a ground conductor. Do not damage the groundconductor.

l The unit (or system) must be permanently connected to the protection ground beforeoperation. Check the electrical connection of the device before operation and ensure thatthe device is reliably grounded.

Safety of Personnel

Ensure the following:

l When lightning strikes, do not operate the device and cables.

l When lightning strikes, unplug the AC power connector. Do not use the fixed terminal ortouch the terminal or antenna connector.

NOTE

The previous two requirements are suitable for the wireless fixed terminal.

l To prevent electric shock, do not connect safety extra-low voltage (SELV) circuits totelecommunication network voltage (TNV) circuits.

l To prevent laser radiation from injuring your eyes, never look into the optical fiber outletwith unaided eyes.

l To prevent electric shock and burns, wear the electrostatic discharge (ESD) clothing, glovesand wrist strap, and remove conductors such as jewelry and watch before operation.

1 Safety InformationAPM30

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1-2 Huawei Proprietary and ConfidentialCopyright © Huawei Technologies Co., Ltd

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Device Safetyl Before operation, the device must be secured on the floor or other fixed objects, such as

the walls and the mounting racks.l Do not block ventilation openings while the system is running.

l When installing the panel, tighten the screw with the tool.

1.2 Electricity Safety

High Voltage

DANGERl The high voltage power supply provides power for running the system. Direct contact with

the high voltage power supply or contact through damp objects may result in fatal danger.l Non-standard and improper high voltage operations may result in fire and electric shock.

l The personnel who install the AC facility must be qualified to perform operations on highvoltage and AC power supply facilities.

l When installing the AC power supply facility, follow the local safety regulations.

l When operating the AC power supply facility, follow the local safety regulations.

l When operating the high voltage and AC power supply facilities, use the specific toolsinstead of common tools.

l When the operation is performed in a damp environment, ensure that water is kept off thedevice. If the cabinet is damp or wet, shut down the power supply immediately.

ThunderstormThe following requirements are suitable only for the wireless base station or the device with anantenna or GPS antenna.

DANGERIn a thunderstorm, do not perform operations on high voltage and AC power supply facilities oron a steel tower and mast.

High Electrical Leakage

CAUTIONGround the device before powering on the device. Otherwise, the personnel and device are indanger.



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If the "high electrical leakage" flag is stuck to the power terminal of the device, you must groundthe device before powering it on.

Power Cable

CAUTIONDo not install and remove the power cable with a live line. Transient contact between the coreof the power cable and the conductor may generate electric arc or spark, which may cause fireor eye injury.

l Before installing or removing the power cable, turn off the power switch.

l Before connecting the power cable, ensure that the power cable and label comply with therequirements of the actual installation.

Fuse

CAUTIONTo ensure that the system runs safely, when a fuse blows, replace it with a fuse of the same typeand specifications.

Electrostatic Discharge

CAUTIONThe static electricity generated by the human body may damage the electrostatic sensitivecomponents on the circuit board, such as the large-scale integrated circuit (LIC).

In the following situations, the human body generates a static electromagnetic field:

l Movement of body parts

l Clothes friction

l Friction between shoes and the ground

l Holding plastic in hand

The static electromagnetic field will remain within the human body for a long time.

Before contacting the device, plug boards, circuit boards, and application specific integratedcircuits (ASICs), wear a grounded ESD wrist strap. It can prevent the sensitive components frombeing damaged by the static electricity in the human body.

Figure 1-1shows how to wear an ESD wrist strap.


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Figure 1-1 Wearing an ESD wrist strap

1.3 Inflammable Environment

DANGERDo not place the device in the environment that has inflammable and explosive air or fog. Donot perform any operation in this environment.

Any operation of the electrical device in the inflammable environment causes danger.

1.4 Battery

Storage Battery

DANGERBefore handling the storage battery, read the safety precautions for the handling and connectionof the storage battery.

Incorrect operation of storage batteries may cause danger. During operation, ensure thefollowing:

l Prevent any short-circuit.

l Prevent the electrolyte from overflowing and leakage.

Electrolyte overflow may damage the device. It will corrode the metal parts and the circuitboards, and ultimately damage the device and cause short-circuit of the circuit boards.



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General Operations

Before installing and maintaining the storage battery, ensure the following:

l Use special insulation tools.

l Use eye protection devices and operate with care.

l Wear rubber gloves and an apron in case of an electrolyte overflow.

l Always keep the battery upright when moving. Do not place the battery upside down or tiltit.

Short-Circuit

DANGERShort-circuit of the battery may cause injury. Although the voltage of a battery is low, hightransient current generated by short-circuit will release a surge of power.

Keep metal objects away from the battery to prevent short circuit. If they have to be used,disconnect the battery in use before performing any other operation.

Harmful Gas

CAUTIONl Do not use unsealed lead-acid storage batteries, because the gas emitted from it may result

in fire or device corrosion.

l Lay the storage battery horizontally and fix it properly.

The lead-acid storage battery in use will emit flammable gas. Therefore, store it in a place withgood ventilation and take precautions against fire.

High Temperature

CAUTIONHigh temperature may result in distortion, damage, and electrolyte overflow of the battery.

When the temperature of the battery exceeds 60oC, check whether there is acid overflow. If acidoverflow occurs, handle the acid immediately.


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Acid

CAUTIONIf the acid overflows, it should be absorbed and neutralized immediately.

When handling a leaky battery, protect against the possible damage caused by the acid. Use thefollowing materials to absorb and neutralize acid spills:

l Sodium bicarbonate (baking soda): NaHCO3

l Sodium carbonate (soda): Na2CO3

Antacids must be used according to the instructions provided by the battery manufacturer.

Lithium Battery

CAUTIONThere is danger of explosion if the battery is incorrectly replaced.

l Replace the lithium battery with the same or equivalent type recommended by themanufacturer.

l Dispose of the used battery according to the instructions provided by the manufacturer.

l Do not dispose of the lithium battery in fire.

1.5 Radiation

Electromagnetic Field Exposure

CAUTIONHigh power radio-frequency signals are harmful to human body.

Before installing or maintaining an antenna on a steel tower or mast with a large number oftransmitter antennas, the operator should coordinate with all parties to ensure that the transmitterantennas are shut down.

The base transceiver station (BTS) has RF radiation (radiation hazard). Suggestions for theinstallation and operation of BTSs are given in the following section. Operators are also requiredto comply with the related local regulations on erecting BTSs.

l The antenna should be located in an area that is inaccessible to the public where the RFradiation exceeds the stipulated value.



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l If the areas where RF radiation exceeds the stipulated value are accessible to workers,ensure that workers know where these areas are. They can shut down the transmitters beforeentering these areas. Such areas may not exist; but if they exist, the areas must be within arange of less than 10 m around the antennas.

l Each forbidden zone should be indicated by a physical barrier and striking sign to warn thepublic or workers.

Laser

CAUTIONWhen handling optical fibers, do not stand close to, or look into the optical fiber outlet withunaided eyes.

Laser transceivers or transmitters are used in the optical transmission system and associated testtools. Because the laser that is transmitted through the optical fiber produces a small beam oflight, it has a very high power density and is invisible to human eyes. If a beam of light entersthe eye, the retina may be damaged.

Normally, staring into the end of an unterminated optical fiber or broken optical fiber with theunaided eyes from a distance of more than 150 mm [5.91 in.] will not cause eye injury. Eyesmay, however, be damaged if an optical tool such as a microscope, magnifying glass or eyeloupe is used to stare into the bare optical fiber end.

Read the following guidelines to prevent laser radiation:

l Only the trained and authorized personnel can perform the operation.

l Wear a pair of eye-protective glasses when you are handling lasers or optical fibers.

l Ensure that the optical source is switched off before disconnecting optical fiber connectors.

l Never look into the end of an exposed optical fiber or an open connector if you cannotensure that the optical source is switched off.

l To ensure that the optical source is switched off, use an optical power meter.

l Before opening the front door of an optical transmission system, ensure that you are notexposed to laser radiation.

l Never use an optical tool such as a microscope, a magnifying glass, or an eye loupe to lookinto the optical fiber connector or end.

Read the following instructions before handling optical fibers:

l Only the trained personnel can cut and splice optical fibers.

l Before cutting or splicing an optical fiber, ensure that the optical fiber is disconnected fromthe optical source. After disconnecting the optical fiber, use protecting caps to protect allthe optical connectors.


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1.6 Working at Heights

CAUTIONWhen working at heights, ensure that the objects do not fall.

When working at heights, ensure that the following requirements must be met:

l The personnel who work at heights must be trained.

l The operating machines and tools should be carried and handled safely to prevent themfrom falling.

l Safety measures, such as wearing a helmet and a safety belt, should be taken.

l In cold regions, warm clothes should be worn before working at heights.

l Ensure that the lifting appliances are well prepared for working at heights.

Lifting Weights

CAUTIONDo not access the areas under the arm of the crane and the goods in suspension when liftingweights.

l Ensure that the operators have been trained and qualified.

l Check the weight lifting tools and ensure that they are intact.

l Lift the weight only when the weight lifting tools are firmly mounted onto the weight-bearing object or the wall.

l Use a concise instruction to prevent incorrect operation.

l The angle between the two cables should be less than or equal to 90o in the lifting of weights(See Figure 1-2).



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Figure 1-2 Lifting a weight

Safety Guide on Ladder UseChecking the Ladder

l Check the ladder before using it. Check the maximum weight that the ladder can support.

l Never overload the ladder.

Placing the Ladder

l The slant angle is preferred to be 75o. The slant can be measured with the angle square orwith arms, as shown in Figure 1-3. When using a ladder, place the wider end of the ladderon the ground and take protective measures on the base of the ladder against slippage. Placethe ladder on a stable ground.

When climbing the ladder, ensure the following:

l The gravity of the body does not shift from the edge of the ladder.

l Keep balance on the ladder before performing any operation.

l Do not climb higher than the fourth highest step of the ladder.

If you tend to climb to the roof, the length of the ladder should be at least one meter higher thanthe eave, as shown in Figure 1-4.


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Figure 1-3 Slant angle

Figure 1-4 One meter higher than the eave

1.7 Mechanical Safety

Drilling

CAUTIONDo not drill on the cabinet without permission. Inappropriate drilling on the cabinet may damagethe electromagnetic shielding and internal cables. Metal shavings from the drilling may resultin a short-circuit of the circuit board if they get into the cabinet.

l Before drilling a hole on the cabinet, remove the cables from the cabinet.

l During the drilling, wear blinkers to protect your eyes.



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l During the drilling, wear the protective gloves.

l Prevent the metal shavings from getting into the cabinet. After drilling, clean the metalshavings in time.

Handling Sharp Objects

CAUTIONWhen carrying the device by hand, wear the protective gloves to prevent injury by sharp objects.

Handling Fansl When replacing a component, place the component, screw, and tool at a safe place to prevent

them from falling into the running fan.l When replacing the ambient equipment around the fan, do not place the finger or board

into the running fan until the fan is switched off and stops running.

Moving Heavy ObjectsWear the protective gloves when moving heavy objects.

CAUTIONl Be careful when moving heavy objects.

l When moving the chassis outwards, be aware about the unfixed or heavy objects on thechassis to prevent injury.

l Two persons should be available to move a chassis; one person must not move a heavychassis. When moving a chassis, keep your back straight and move stably to prevent asprain.

l When moving or lifting a chassis, hold the handle or bottom of the chassis. Do not hold thehandle of the installed modules in the chassis, such as the power module, fan module, orboard.

1.8 Others

Inserting and Removing a Board

CAUTIONWhen inserting a board, wear the ESD wrist strap or gloves. Insert the board gently to preventany bent pins on the backplane.


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l Insert the board along the guide rail.

l Avoid contact of one board with another to prevent short-circuit or damage.

l Do not remove the active board before powering off.

l When holding a board in hand, do not touch the board circuit, components, connectors, orconnection slots.

Bundling Signal Cables

CAUTIONBundle the signal cables separately from the strong current cables or high voltage cables.

Cabling RequirementsAt a very low temperature, movement of the cable may damage the plastic skin of the cable. Toensure the construction safety, comply with the following requirements:

l When installing cables, ensure that the environment temperature is above 0oC.

l If cables are stored in the place below 0oC, move the cables into a place at a roomtemperature and store the cables for more than 24 hours before installation.

l Move the cables with care, especially at a low temperature. Do not drop the cables directlyfrom the vehicle.



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2 Introduction to the APM30

About This Chapter

The APM30 can be used as the power cabinet, the battery cabinet, or the transmission cabinet.

2.1 Functions of the APM30The APM30 is a supporting solution to the outdoor applications of Huawei wireless products.It supplies DC power and provides backup power for the distributed or the separated base stationin outdoor scenarios. It can also used in the outdoor application of the indoor type BBU andtransmission equipment.

2.2 Applications of the APM30The APM30 can work with the distributed and the separated base stations, and can meet therequirements of different applications.

2.3 Technical Specifications of the APM30The technical specifications of the APM30 are the electrical specifications, engineeringspecifications, surge protection specifications, and requirements for the operationalenvironment.

APM30User Guide 2 Introduction to the APM30


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2.1 Functions of the APM30The APM30 is a supporting solution to the outdoor applications of Huawei wireless products.It supplies DC power and provides backup power for the distributed or the separated base stationin outdoor scenarios. It can also used in the outdoor application of the indoor type BBU andtransmission equipment.

Functions of the APM30 Power Cabinet

Table 2-1 describes the functions of the APM30 power cabinet.

Table 2-1 Functions of the power cabinet

Function Description

Providing space foruser devices

The power cabinet provides a space of 5 U to 7 U for the userdevices.l Without batteries, the power cabinet provides a space of 7 U for

user devices.l With the –48 V 24 Ah batteries, the power cabinet provides a

space of 5 U for user devices.

Providing backuppower

l The power cabinet can house two groups of the -48 V 12 Ahbatteries, which work as a -48 V 24 Ah battery system to providebackup power supply for the distributed base station in a limitedduration.

l In connection with a battery cabinet, the power cabinet cansupport a battery system with the maximum capacity of -48 V184 Ah.

Built-in PSU l The PSU converts the input AC mains into -48 V DC power.

l The PSU is hot-swappable.

Built-in PMU l The PMU manages the PSU and battery charging/discharging.

l The PMU provides the RS485 and the dry contact alarminterfaces for remote control and attendance-free monitoring.

l The PMU supports the battery low voltage disconnect (BLVD)and load low voltage disconnect (LLVD) functions.

l The PMU is hot-swappable.

AC power distribution With a built-in AC/DC power system, the power cabinet supports220 V single-phase, 110 V dual-live-wire, and 220 V three-phaseAC inputs, and provides two AC power outputs.

DC power distribution Refer to Table 2-2.

Providing surgeprotection for thepower and signal ports

The power cabinet provides reliable surge and inducting lightningprotection for the power and signal ports, by means of the surgeprotection module and the surge protection circuit respectively.

2 Introduction to the APM30APM30

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Heat dissipation The power cabinet implements heat dissipation through acombination of one breathable film and two fans, thus achievinggood temperature adaptability.

Grounding The grounding bus of the cabinet and the PGND cables of the surgeprotector and other devices are all connected to the grounding barof the cabinet.

Table 2-2 describes the DC power distribution function of the power cabinet.

Table 2-2 DC power distribution function of the power cabinet

Application

DCOutput

DCPowerSupplyUnit

DCOutputTerminal

MCBSpecification

MCBQuantity

Remarks

Distributedbasestation

SixLLVDoutputs

RRU LOAD4-LOAD9

20 A 6 The six 20 A MCBscontrol six DCoutputs respectivelyto supply power to thesix RRUs.

FourBLVDoutputs

BBU LOAD3 12 A 1 One 12 A MCBcontrols one DCoutput to supplypower to the BBU.

FAN LOAD2 12 A 1 One 12 A MCBcontrols one DCoutput to supplypower to the FANunit.

TM LOAD0,LOAD1

4 A 2 Two 4 A MCBscontrol three DCoutputs to supplypower to thetransmissionequipment.

Separated basestation

FourLLVDoutputs

RFU LOAD7-LOAD9

30 A 3 The three 30 A MCBscontrol three DCoutputs respectivelyto supply power to theRF cabinet. EachMCB supports threeRFUs.



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Application

DCOutput

DCPowerSupplyUnit

DCOutputTerminal

MCBSpecification

MCBQuantity

Remarks

Reserved LOAD6 30 A 1 One 30 A MCB DCoutput is reserved.

SixBLVDoutputs

BBU LOAD5 12A 1 One 12 A MCBcontrols one DCoutput to supplypower to the BBU.

FAN LOAD4 12A 1 One 12 A MCBcontrols one DCoutput to supplypower to the FANunit.

TM LOAD0-LOAD3

4 A 4 Four 4 A MCBscontrol four DCoutputs to supplypower to thetransmissionequipment.

Functions of the APM30 Battery CabinetWith large-capacity batteries installed, the APM30 battery cabinet can provide backup powersupply to the distributed base station or separated base station for a relatively long duration.

l When the -48 V 50 Ah batteries are installed, the battery cabinet can supply DC power of-48 V 50 Ah or -48 V 100 Ah (two groups of batteries).

l When the -48 V 92 Ah batteries are installed, the battery cabinet can supply DC power of-48 V 92 Ah or -48 V 184 Ah (two groups of batteries).

Functions of the APM30 Transmission CabinetThe APM30 transmission cabinet provides DC power supply and installation space for userdevices, as shown in Table 2-3.

Table 2-3 Functions of the transmission cabinet


Providing -48V DC powersupply

The transmission cabinet is configured with -48 V DCDU and performs thefollowing functions:l Supports one -48 V DC input

l Provides nine -48 V DC power outputs: LOAD0 to LOAD8. LOAD0supplies power to the fans. LOAD1-LOAD8 supply power to thetransmission equipment.


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Providinginstallationspace for userdevices

l The transmission cabinet provides a space of 11 U for installing userdevices.

l When the heater is installed in the cabinet, a space of 1 U is required.

Reportingalarms

The transmission cabinet provides three dry contact alarm interfaces forremote control and attendance-free monitoring.l Dry contact 1: connects the door status sensor. An open contact means

"faulty", and a closed contact means "normal".l Dry contact 2: connects the DCDU surge protector. An open contact

means "faulty", and a closed contact means "normal".l Dry contact 3: connects the APMI. An open contact means "faulty", and

a closed contact means "normal". The possible faults include the fanfailure, temperature sensor failure, internal overtemperature orundertemperature.

2.2 Applications of the APM30The APM30 can work with the distributed and the separated base stations, and can meet therequirements of different applications.

APM30 Working with the Distributed Base StationThe scenario that the APM30 works with a distributed base station is as follows:

l The APM30 provides a space of 7 U for installing the BBU and transmission equipment,and has a built-in power system to supply –48 V DC power to the distributed base stationand transmission equipment. Meanwhile, the APM30 charges the batteries.

l In the absence of mains, the distributed base station and transmission equipment can be fedby the -48 V DC power provided by batteries installed in the APM30 power cabinet or inthe extension battery cabinet.

Figure 2-1 shows the scenario that the APM30 power cabinet (with batteries inside) works witha distributed base station.



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Figure 2-1 APM30 power cabinet (with batteries inside) working with a distributed base station

Figure 2-2 shows the scenario that the APM30 power cabinet (in connection with a batterycabinet) works with a distributed base station.

Figure 2-2 APM30 power cabinet (in connection with a battery cabinet) working with adistributed base station

APM30 Working with the Separated Base Station

The scenario that the APM30 works with a separated base station is as follows:

l The APM30 provides a space of 7 U for installing the BBU and transmission equipment,and has a built-in power system to supply –48 V DC power to the BBU, RFU, andtransmission equipment. Meanwhile, the APM30 charges the batteries in the RF cabinet.

l The APM30 reports the alarms from the RF cabinet, including the alarms of fans, doorstatus, DCDU, and batteries.


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Figure 2-3 and Figure 2-4 show the scenario that the APM30 works with a separated basestation.

Figure 2-3 APM30 working with the RF cabinet (3 RFUs)



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Figure 2-4 APM30 working with the RF cabinet (6 RFUs)

2.3 Technical Specifications of the APM30The technical specifications of the APM30 are the electrical specifications, engineeringspecifications, surge protection specifications, and requirements for the operationalenvironment.

2.3.1 Electrical Specifications of the APM30The electrical specifications of the APM30 are the specifications for AC input, DC output,protection, and power consumption.

2.3.2 Engineering Specifications of the APM30The engineering specifications of the APM30 involve the cabinet weight, cabinet dimensions,base dimensions, space for user devices, waterproof and dustproof specifications, andinstallation modes.

2.3.3 Surge Protection Specifications of the APM30The APM30 provides surge protection for the AC input, DC output, and signal input ports. Thisdescribes the surge protection specifications of the APM30.

2.3.4 Environment Requirements of the APM30The environment requirements of the APM30 include the working temperature, solar radiation,relative humidity, altitude, and storage temperature.

2.3.1 Electrical Specifications of the APM30The electrical specifications of the APM30 are the specifications for AC input, DC output,protection, and power consumption.


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Electrical Specifications of the Power CabinetTable 2-4 describes the electrical specifications of the power cabinet.

Table 2-4 Electrical specifications of the power cabinet

Item Specification Remarks

ACinput

Typicalvoltage

200 V AC to 240 V AC (single-phase 220 V AC) Operating range: 176 VAC to 290 V AC (single-phase 220 V AC)

200/346 V AC to 240/415 V AC (three-phase220/380 V AC)

Operating range: 176/304V AC to 290/500 V AC(three-phase 220 V AC)

100/200 V AC to 120/240 V AC (dual-live-wire110 V AC)

Operating range: 90/180 VAC to 135/270 V AC(dual-live-wire 110 V AC)

120/208 V AC to 127/220 V AC (dual-live-wire110 V AC)

Operating range: 105/176V AC to 150/260 V AC(dual-live-wire 110 V AC)

Frequency

50/60 Hz -

Maximuminputcurrent

16 A (three-phase 220/380 V AC) -

30 A (dual-live-wire 110 V AC/single-phase 220V AC)

-

Mode l Three-phase 220/380 V AC

l Dual-live-wire 110 V AC

l Single-phase 220 V AC

-

DCoutput

Outputvoltage

-44 V DC to -58 V DC -

Outputcurrent

l Configured with two PSUs: 0 A to 60 A

l Configured with three PSUs: 0 A to 90 A

-

Typicaloutputvoltage

-53.5 V DC -



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Number ofDCoutputs

The power cabinet provides 10 DC outputs:l Working with the distributed base station: six

load low voltage disconnect (LLVD) MCBsand four battery low voltage disconnect(BLVD) MCBs

l Working with the separated base station: fourload low voltage disconnect (LLVD) MCBsand six battery low voltage disconnect (BLVD)MCBs

-

Protection

Inputprotection

l Overvoltage protection: An alarm is generatedwhen the input voltage exceeds the ACovervoltage alarm threshold (280 V by default).

l Undervoltage protection: An alarm isgenerated when the input voltage exceeds theAC overvoltage alarm threshold (180 V bydefault).

-

Outputprotection

l Overvoltage protection: An alarm is generatedwhen the busbar voltage exceeds the DCovervoltage alarm threshold (-58 V by default).

l Undervoltage protection: An alarm isgenerated when the busbar voltage is lowerthan the DC undervoltage alarm threshold (-45V by default).

l Overcurrent protection and short-circuitprotection

-

PowerConsumption

ACinputpower

≤ 5220 W -

DCoutputpower

≤ 4800 W When the -48 V 24 Ahbatteries are configured inthe cabinet, the DC outputpower is less than or equalto 2300 W.

Maximumheatconsumptioninsidethecabinet

≤ 500 W -


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Electrical Specifications of the Transmission CabinetTable 2-5 describes the electrical specifications of the transmission cabinet.

Table 2-5 Electrical Specifications of the Transmission Cabinet

Item Specification

DC input Input voltage -38.4 V DC to -57 V DC

Typical voltage -48 V DC

Maximum inputcurrent

30 A

Mode -48 V DC input, supporting the 2-hole M6 OT terminal

DC output DC distribution Provides nine -48 V DC power outputs: LOAD0 toLOAD8. LOAD0 is controlled by the 12 A MCB andsupplies power to the fan. The other eight outputs arecontrolled by the 4 A MCBs and supply power to thetransmission equipment.

Typical outputvoltage

-48 V DC

Protection Provides the overcurrent or short-circuit protection forthe DC distribution.

Power Consumption DC input power ≤ 1440 W

Maximum heat consumption inside the cabinet ≤ 500W

2.3.2 Engineering Specifications of the APM30The engineering specifications of the APM30 involve the cabinet weight, cabinet dimensions,base dimensions, space for user devices, waterproof and dustproof specifications, andinstallation modes.

Engineering Specifications of the Power CabinetTable 2-6 describes the engineering specifications of the power cabinet.

Table 2-6 Engineering specifications of the power cabinet


Weight of thecabinet

≤ 65 kg Without batteries andtransmission equipment

Weight of thebattery

A single 12 V 12Ah battery: 3.83 kg Can be expanded to -48 V 24Ah (two groups of -48 V 12Ah batteries)



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Dimensions ofthe cabinet (W xH x D)

600 mm x 700 mm x 480 mm Without the base

Dimensions ofthe base (W x Hx D)

600 mm x 200 mm x 480 mm -

Space for userdevices (W x H xD)

l When the –48 V 24 Ah batteries areinstalled, the space for user devices is:482.6 mm x 222.25 mm x 310 mm (19inches in width, 5 U in height, 310 mmin depth).

l When batteries are not installed, thespace for user devices is: 482.6 mm x311.15 mm x 310/290 mm (19 inchesin width, 7 U in height, 310 mm or 290mm in depth).

l The depth refers to thedistance between thecabinet column and thecabinet back wall.

l When batteries are notinstalled, the bottom 3 Uspace is 290 mm in depth.In this case, the heatdissipation from the backof the user devices cannotbe supported.

Front cablingmaintenancespace

32 mm -

Dustproof andwaterproof

IP55 -

Installationmode

Installed on the floor, installed on a metalpole, installed on a wall, or stacked onthe RF cabinet or battery cabinet

-

Engineering Specifications of the Battery Cabinet

Table 2-7 describes the engineering specifications of the battery cabinet.

Table 2-7 Engineering specifications of the battery cabinet



≤ 41 kg Without batteries

Weight of thebattery

-48 V 50 Ah or -48 V 92 Ahbatteries, supporting frontmaintenancel A single 12 V 50 Ah battery:

21.5 kgl A single 12 V 92 Ah battery:

33.5 kg

Can be expanded to -48 V 184 Ah(two groups of -48 V 92 Ahbatteries)


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Dimensions of thecabinet (W x H xD)

600 mm x 700 mm x 480 mm The battery cabinet and the powercabinet have the same appearance.And the bases used for them are ofthe same dimensions.

Dimensions of thebase (W x H x D)

600 mm x 200 mm x 480 mm


IP34 -

Installation mode Installed on the floor, stacked bythe RF cabinet or power cabinet

-

Engineering Specifications of the Transmission CabinetTable 2-8 describes the engineering specifications of the transmission cabinet.

Table 2-8 Engineering specifications of the transmission cabinet



< 40 kg without user devices

Dimensions ofthe cabinet (W xH x D)

600 mm x 700 mm x 480 mm The transmissioncabinet and the powercabinet have the sameappearance. The basesused for them are of thesame dimensions.

Dimensions ofthe base (W x H xD)

600 mm x 200 mm x 480 mm

Space for userdevices (W x H xD)

The transmission cabinet provides an 11 Uspace for user devices.l Space other than the bottom 3 U: 482.6 mm

x 355.6 mm x 310 mm (19 inches in width,8 U in height, 310 mm in depth)

l Bottom 3 U space: 482.6 mm x 133.35 mmx 290 mm (19 inches in width, 3 U in height,290 mm in depth). In this case, the heatdissipation from the back of the user devicescannot be supported.

The depth refers to thedistance between thecabinet column and thecabinet back wall.

Front cablingmaintenancespace

32 mm -


IP55 -



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Installation mode Installed on the floor, installed on a metal pole,installed on a wall, or stacked on the RF cabinetor battery cabinet

-

2.3.3 Surge Protection Specifications of the APM30The APM30 provides surge protection for the AC input, DC output, and signal input ports. Thisdescribes the surge protection specifications of the APM30.

Surge Protection Specifications of the Power Cabinet

Table 2-9 describes the surge protection specifications of the power cabinet.

Table 2-9 Surge protection specifications of the power cabinet

Item Specification

Surge protection for ACinput

Differential mode:l Rated through-current capacity In (8/20 us): 25 kA

l Max. through-current capacity Imax (8/20 us): 60 kA

Common mode:l Rated through-current capacity In (8/20 us): 25 kA

l Max. through-current capacity Imax (8/20 us): 60 kA

Surge protection for DCoutput

l Differential mode (8/20 μs): 10 kA

l Common mode (8/20 μs): 15 kA

The DC output corresponds to the secondary load.

Surge protection for signalinput ports



Surge Protection Specifications of the Transmission Cabinet

Table 2-10 describes the surge protection specifications of the transmission cabinet.

Table 2-10 Surge protection specifications of the transmission cabinet

Item Specification

Surge protection for DC output l Differential mode (8/20 μs): 10 kA



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Item Specification

Surge protection for signal inputports



2.3.4 Environment Requirements of the APM30The environment requirements of the APM30 include the working temperature, solar radiation,relative humidity, altitude, and storage temperature.

Environment Requirements of the APM30 Power CabinetThe power cabinet is adaptable to outdoor environment. Table 2-11 describes the environmentrequirement of the power cabinet.

Table 2-11 Environment requirements of the APM30 power cabinet


Workingtemperature

-40℃-+50℃ A heater should be configured whenthe working temperature is -20℃.NOTE

The working temperature is the average ofthe daily lowest temperatures in thecoldest month of the year locally.

Solarradiation

≤ 1120 W/m2 -

Relativehumidity

5% RH to 100% RH -

Altitude < 4,000 m The maximum working temperaturedecreases by 1ºC each time the altitudeincreases by 300 m from 2000 m.

Windspeed

≤ 67 m/s -

Storagetemperature

-40℃-+70℃ -

Dustproofandwaterproof

IP55 -

Soundpower

- The sound power meets the ETS 300753 4.1E standard.



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Environment Requirements of the APM30 Battery CabinetThe APM30 battery cabinet is adaptable to outdoor environment and it has the same environmentrequirements as the power cabinet. Refer to Table 2-11.

Environment Requirements of the APM30 Transmission CabinetThe APM30 transmission cabinet is adaptable to outdoor environment and it has the sameenvironment requirements as the power cabinet. Refer to Table 2-11.


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3 Introduction to the APM30 Power Cabinet

About This Chapter

This describes the appearance, structure, components, and cables of the APM30 power cabinet.

3.1 Appearance of the APM30 Power CabinetThe APM30 power cabinet is applied outdoor and is designed to be compact and easy-to-move.

3.2 Structure of the APM30 Power CabinetThe introduction to the internal structure of the APM30 power cabinet helps you understand itsfunctions, applications, and installation modes.

3.3 Components of the APM30 Power CabinetThis describes the components of the APM30 power cabinet, involving the APMI, AFMU, PDU,built-in power system (AC/DC), transit terminal block, batteries, heater, and sensors.

3.4 Cables of the APM30 Power CabinetThe cables of the power cabinet consist of the PGND cable, power cables, and signal cables.

APM30User Guide 3 Introduction to the APM30 Power Cabinet


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3.1 Appearance of the APM30 Power CabinetThe APM30 power cabinet is applied outdoor and is designed to be compact and easy-to-move.

Figure 3-1 shows the APM30 power cabinet cabinet.

Figure 3-1 APM30 power cabinet

3.2 Structure of the APM30 Power CabinetThe introduction to the internal structure of the APM30 power cabinet helps you understand itsfunctions, applications, and installation modes.

Internal Structure of the APM30 Power CabinetFigure 3-2 shows the internal structure of the power cabinet without built-in batteries.

3 Introduction to the APM30 Power CabinetAPM30

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Figure 3-2 Internal structure of the power cabinet (without built-in batteries)

(1) Heater (1 U) (2) Filler panel (1 U) (3) PDU (2 U)

(4) Power subrack (3 U) (5) APMI (6) FAN unit

(7) AFMU

In the power cabinet without built-in batteries:l If the heater is not installed, a space of 7 U is available for the user devices.

l If the heater is installed, it occupies a space of 1 U.

l The top 1 U space is enough for installation and maintenance of the APMI, AFMU, andthe FAN unit.

Figure 3-3 shows the internal structure of the power cabinet with built-in batteries.



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Figure 3-3 Internal structure of the power cabinet (with built-in batteries)

(1) Battery group (3 U) (2) Heater (1 U) (3) Filler panel

(4) PDU (2 U) (5) Power subrack (3 U) (4) APMI

(7) FAN unit (8) AFMU

In the power cabinet with built-in batteries:l If the -48 V 24 Ah battery group is installed, a space of 5 U is available for the user devices.

l If the heater is installed, it occupies a space of 1 U.

l The top 1 U space is enough for installation and maintenance of the APMI, AFMU, andthe FAN unit.

Cable Holes of the APM30 Power Cabinet

Figure 3-4 shows the cable holes at the bottom of the APM30 power cabinet.

Figure 3-4 Cable holes of the power cabinet

The cable holes of the power cabinet are as follows:


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l Cable hole 1 is used to route the PGND cable and the AC input power cable of the powercabinet.

l Cable hole 2 is used to route the cable that connects the power cabinet and another cabinetstacked on it.

l Cable hole 3 is used to route the cable that connects the power cabinet and another cabinetstacked on it.

l Cable hole 4 is used to route the outgoing cables from the power cabinet, including the DCpower output cable and the signal cable.

3.3 Components of the APM30 Power CabinetThis describes the components of the APM30 power cabinet, involving the APMI, AFMU, PDU,built-in power system (AC/DC), transit terminal block, batteries, heater, and sensors.

3.3.1 APMIThe APMI board refers to APM Power Monitor unit Interface board.

3.3.2 AFMUThe AFMU board refers to APM Fan Monitor Unit interface board.

3.3.3 PDUThe PDU (short for Power Distribution Unit) performs AC and DC power distribution.

3.3.4 Power Subrack (AC/DC)The power subrack (AC/DC) consists of the PMU, PSU (AC/DC) and the wiring unit of thepower subrack (220 V). The power subrack (AC/DC) converts the 220 V AC power to the -48V DC power.

3.3.5 Batteries in the APM30 Power CabinetThis describes the appearance and configuration of the built-in batteries in the APM30 powercabinet.

3.3.6 HeaterThe heater is required when the working temperature of the power cabinet or transmissioncabinet is lower than -20℃. The working temperature refers to the average of the daily lowesttemperatures in the coldest month of the year locally.

3.3.7 SensorsThe sensors consist of the door status sensor and the temperature sensor.


PositionThe APMI board is located at the upper left corner of the APM30 cabinet, as shown in Figure3-5.



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Figure 3-5 Installation position of the APMI board

FunctionThe APMI board performs the following functions:

l Transfers the APM30 serial port communications signals, Boolean input/output signals,and EMI signals.

l Protects the dry contact input/output signals and RS485 signals (connected to the UPEUof the BBU)

External PortsFigure 3-6 shows the external ports on the APMI board.

Figure 3-6 External ports on the APMI board

Table 3-1 describes the parameters of the external ports on the APMI board.


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Table 3-1 Parameters of the external ports on the APMI board

Port Connector Type Quantity

Function

RS422 RJ45 connector 1 Connecting the monitoring signalcable between the PMU and theAPMI

TX+, TX-, RX+,RX-

2-pin molexconnector

2 Connecting to the MON1 port onthe UPEU board of the BBU,transferring RS485 signals

IN1-IN3 2-pin molexconnector

3 Connecting the dry contact alarminput cable

OUT1 2-pin molexconnector

1 Connecting the optical couplingalarm output cable (connecting themonitoring signal cable when theAPMI is used in the transmissioncabinet)

Internal PortsFigure 3-7 shows the internal ports on the APMI board.

Figure 3-7 Internal ports on the APMI board

Table 3-2 describes the parameters of the internal ports on the APMI board.



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Table 3-2 Parameters of the internal ports on the APMI board

SN Port ConnectorType

Quantity Function

1 J1 DB50 maleconnector

1 Connecting theenvironmentmonitoringsignal cable ofthe powercabinet

2 TEM_HUM 4-pin straightsocket

1 Connecting thetemperature andhumidity alarminput signalcable

3 WATER 4-pin straightsocket

1 Connecting thewater alarminput signalcable

4 DC_SPD JTD4 4-pinstraight socket

1 Connecting theDC surgeprotection alarmcable of thePDU

5 AC_SPD JTD3 4-pinstraight socket

1 Connecting theAC surgeprotection alarmcable of thePDU

6 DOOR 2-pin straightsocket

1 Connecting themonitoringsignal cable forthe door statussensor in thepower cabinet

7 SMOKE 2-pin straightsocket

1 Connecting themonitoringsignal cable forthe smokesensor

8 TEMP 2-pin straightsocket

1 Connecting themonitoringsignal cable forthe temperaturesensor in thepower cabinet


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Quantity Function

9 BAT_TEM1 2-pin straightsocket

1 Connecting thetemperaturemonitoringsignal cable forthe batteries


1 Backup port forthe BAT_TEM1

11 J3 DB15 connector 1 Connecting themonitoringsignal cablebetween theAFMU and theAPMI

NOTEBefore the APM30 power cabinet is delivered, the temperature monitoring signal cable for the batterieshas been connected to the BAT_TEM1 port.


PositionThe AFMU board is located at the upper right corner of the APM30 cabinet, as shown in Figure3-8.

Figure 3-8 Position of the AFMU board

FunctionThe AFMU board performs the following functions:



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l Provides DC power supply to the APMI and AFMU boards through the DC power port

l Supplies DC power to the two fans at the top of the cabinet and reports the alarms of thefans

l Reports the alarms of the internal ambient temperature sensor, air inlet temperature sensor,and air outlet temperature sensor

l The alarm signal of the AFMU board is transported to the APMI board through the signaltransfer cable, and then is reported to the BBU.

External PortsFigure 3-9 shows the external ports on the AFMU board.

Figure 3-9 External ports on the AFMU board

Table 3-3 describes the parameters of the external ports on the AFMU board.

Table 3-3 Parameters of the external ports on the AFMU board


Quantity Function

1 ALM DB15 connector 1 Connecting themonitoringsignal cablebetween theAFMU and theAPMI

2 DC INPUT 3V3 connector 1 Connecting theDC power cableof the AFMU

Table 3-4 shows the meaning of the LEDs on the panel of the AFMU board.


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Table 3-4 Meaning of the LEDs

LED Silkscreen

Color

Status Description

OperationLED

RUN

Green

ON steady About 1 minute after the AC orDC power is on

Blinking (1s ON and 1s OFF) The system is working properly.

Blinking (0.125s ON and 0.125sOFF)

The communications on theserial port are disrupted, whilethe others are normal.

OFF steady The system is not powered on, orthe AFMU is damaged.

AlarmLED

ALM

Red ON steady An alarm is generated.

OFF steady No alarm is generated, or thesystem is not powered on.

Internal PortsFigure 3-10 shows the internal ports on the AFMU board.

Figure 3-10 Internal ports on the AFMU board

Table 3-5 describes the parameters of the internal ports on the AFMU board.



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Table 3-5 Parameters of the internal ports on the AFMU board


Quantity Function

1 TEMP4 4-pin straightsocket

1 Connecting themonitoringsignal cable forthe temperaturesensor at the airoutlet


1 Connecting themonitoringsignal cable forthe temperaturesensor at the airinlet


1 Connecting theambienttemperaturemonitoringsignal cable (theNCMUtemperaturemonitoringsignal cable)

4 FAN02 4-pin straightsocket

1 Connecting thecable of the fan



NOTEWhen the APM30 is used in the GSM system, the TEMP2 connects the ambient temperature monitoringsignal cable; when the APM30 is used in the WCDMA system, the TEMP2 connects the NCMUtemperature monitoring signal cable.

3.3.3 PDUThe PDU (short for Power Distribution Unit) performs AC and DC power distribution.

TypeThe PDU can be classified into four types according to different AC input voltages and DC loadsof the PDU, as shown in Table 3-6.


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Table 3-6 Type description of the PDU

Type Name AC Input Mode Short-circuiting Mode

Single-phase/three-phaseACdistributionunit (fordistributedbasestations)

PDU-01 Single-phase 220V

l AC INPUT: L1, L2, and L3 are shorted.N1 and N2 are shorted.

l AC OUTPUT: Lout1 and Lout2 are notshorted. Nout1 and Nout2 are shorted.

Three-phase 220V

l AC INPUT: L1, L2, and L3 are notshorted. N1 and N2 are shorted.

l AC OUTPUT: Lout1 and Lout2 are notshorted. Nout1 and Nout2 are shorted.

Dual-live-wire ACdistributionunit (fordistributedbasestations)

PDU-02 Dual-live-wire110 V

l AC INPUT: Terminals at the L1 side areshorted. Those at the L2 side are shorted.

l AC OUTPUT: Lout1 and Lout2 areshorted. Nout1 and Nout2 are shorted.

Single-phase/three-phaseACdistributionunit (forseparatedbasestations)

PDU-03 Single-phase 220V

The same as single-phase/three-phase ACdistribution unit (for distributed basestations)

Three-phase 220V

Dual-live-wire ACdistributionunit (forseparatedbasestations)

PDU-04 Dual-live-wire110 V

The same as dual-live-wire AC distributionunit (for distributed base stations)

NOTEThe short-circuiting bar at the L side of the AC INPUT of the PDU has been installed before delivery.When the AC input power is three-phase 220 V power, you need to remove the short-circuiting bar at theL side.

PortAll ports of the PDU is designed to be front-accessed. All the cables are designed to be led outfrom the side panel.

Figure 3-11 shows the power distribution ports on the PDU.



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Figure 3-11 Ports on the PDU

Table 3-7 describes all the ports of the PDU.

Table 3-7 Port description of the PDU

SN Description

1 AC wiring terminalsl For the dual-live-wire 110 V input, use L2

l For the single-phase 220 V/three-phase 220 V input, use N1 and N2

2 AC wiring terminalsl For the dual-live-wire 110 V input, use L1

l For the single-phase 220 V/three-phase 220 V input, use L1, L2, and L3

3 AC output wiring terminals (Lout1, Lout2)

4 AC output wiring terminals (Nout1, Nout2)

5 AC input MCB

6 AC output MCB (controls the power supply to the heating film or heaters)

7 DC output MCBs (SW0-SW9)

8 DC output wiring terminals (LOAD0-LOAD9)

Function

The PDU is used to perform the AC and DC power distribution functions.

The AC distribution functions of the PDU are as follows:

l Supplying two AC power outputs with the maximum current of 10 A to the heaters of thepower cabinet and the heating film of the battery cabinet.

l Reporting the surge protection alarms of the AC input.

The DC distribution functions of the PDU are as follows:


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l Providing 10 DC power outputs to meet the DC power requirements of the distributed basestation or the separated base station.

l Reporting the surge protection alarms of the DC output power.

Table 3-8 describes the DC power distribution function of the PDU when the APM30 workswith the distributed base station.

Table 3-8 DC power distribution function of the PDU applied to the distributed base station

DC PowerSupply Unit

DC OutputTerminal

MCB Position MCBSpecification

MCBQuantity

RRU LOAD4-LOAD9

SW4-SW9 20 A 6

BBU LOAD3 SW3 12A 1

FAN LOAD2 SW2 12A 1

TM LOAD0,LOAD1

SW0, SW1 4 A 2

Table 3-9 describes the DC power distribution function of the PDU when the APM30 workswith the separated base station.

Table 3-9 DC power distribution functions of the PDU applied to the separated base station

DC PowerSupply Unit

DC OutputTerminal

MCB Position MCBSpecification

MCBQuantity

RFU LOAD7-LOAD9

SW7-SW9 30 A 3

Reserved LOAD6 SW6 30 A 1

BBU LOAD5 SW5 12 A 1

FAN LOAD4 SW4 12 A 1

TM LOAD0-LOAD3

SW0-SW3 4 A 4

3.3.4 Power Subrack (AC/DC)The power subrack (AC/DC) consists of the PMU, PSU (AC/DC) and the wiring unit of thepower subrack (220 V). The power subrack (AC/DC) converts the 220 V AC power to the -48V DC power.

3.3.4.1 PMUThe power and environment monitoring unit (PMU) is the unit for monitoring the power andthe environment. The PMU provides perfect power system management, power distributiondetection, and alarm report functions.



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3.3.4.2 PSU (AC/DC)The power supply unit (PSU) converts the 220 V AC power into -48 V DC power.

3.3.4.3 Wiring Unit of the Power Subrack (220 V)The wiring unit of the power subrack (220 V) provides power input wiring terminal, poweroutput wiring terminal, and wiring terminal for the battery, to which the input power cable,output power cable, and connected to the power input cable, power output cable, and powercable for the battery.

PMU

The power and environment monitoring unit (PMU) is the unit for monitoring the power andthe environment. The PMU provides perfect power system management, power distributiondetection, and alarm report functions.

Panel

Figure 3-12 shows the front panel of the PMU. Figure 3-13 shows the rear panel of the PMU.

Figure 3-12 Front panel of the PMU

(1) LEDs (2) Power supply test ports

(3) RS232/RS422 port (4) Battery control switches

(5) COM port

Figure 3-13 Rear panel of the PMU

(1) Backplane port (2) DIP switch


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LEDTable 3-10 describes the LEDs on the panel of the PMU.

Table 3-10 LEDs on the panel of the PMU

Identifier

Color Status Meaning

RUN Green On for 1 second and offfor 1 second

The module is functional, and thecommunication with the main control unit isnormal.

On for 0.125 secondand off for 0.125second

The module runs normally but thecommunication with the main control unitfails.If the PMU does not communicate with themain control unit for one minute, thecommunication fails. In this situation, theRUN LED blinks four times every second.

On/Off The PMU is faulty (not in the power-on self-check state).

ALM Red On The following alarms are reported:l Mains overvoltage or undervoltage alarm

l Busbar overvoltage or undervoltage alarm

l Power module alarm

l Load shutdown alarm

Off No alarm is generated.

NOTE

After the PMU is powered on for 3s to 5s, the ALM and RUN LEDs are simultaneously on for about 3s.

PortTable 3-11 describes the ports on the PMU.

Table 3-11 Ports on the PMU

Port Purpose

RS232/RS422 port Communicating with the main control unit



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Port Purpose

Battery controlswitch

The battery control switch has two control ports ON and OFF, whichare used for powering on and off the battery.l Press and hold the port ON for 5s to 10s until the battery is

powered on.l Press and hold the port OFF for 5s to 10s until the battery is

powered off.NOTE

l You need to insert a small round bar into the hole when you operate thebattery control switch. When you hear a crack, the battery is powered onor off.

l To operate the battery control switch on the front panel of the PMU, inserta small round pole into the hole.

Power supply testport

Two power supply test holes -48 V and 0 V are available formeasuring power voltages through an ordinary multimeter.

COM port Connecting the external signal transfer board

Backplane port Connecting the backplane

DIP SwitchThe DIP switch is located on the rear panel of the PMU. The DIP switch has eight bits, whichare set to OFF before delivery. Figure 3-14 shows the DIP switch on the PMU.

Figure 3-14 DIP switch on the PMU


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The DIP switch uses the binary method. The four least significant bits (1, 2, 3, and 4) of the DIPswitch define the secondary node address of the PMU. The four most significant bits (5, 6, 7,and 8) are not defined, and they are reserved for future use.

You can set the monitoring address by setting the four least significant bits of the DIP switch.The first bit corresponds to BIT0, and the fourth bit corresponds to BIT3.

NOTE

l The monitoring address of the PMU can be set to 3 (0011) or 4 (0100). The recommended value is 3.

l Value 1 indicates that the bit of the DIP switch is set to ON, and value 0 indicates that the bit of theDIP switch is set to OFF.

Table 3-12 lists the settings of the DIP switch.

Table 3-12 Settings of the DIP switch

Bit 3 Bit 2 Bit 1 Bit 0 MonitoringAddress

0 0 0 0 0000

0 0 0 1 0001

0 0 1 0 0010

0 0 1 1 0011

0 1 0 0 0100

0 1 0 1 0101

0 1 1 0 0110

0 1 1 1 0111

1 0 0 0 1000

1 0 0 1 1001

1 0 1 0 1010

1 0 1 1 1011

1 1 0 0 1100

1 1 0 1 1101

1 1 1 0 1110

1 1 1 1 1111

PSU (AC/DC)The power supply unit (PSU) converts the 220 V AC power into -48 V DC power.



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Functionl Converting 220 V AC power to -48 V DC power and supplying -48 V DC power for the

DCDU

l Monitoring alarms related to module faults (such as output overvoltage, no output, and fanfaults), alarms related to module protection (such as overtemperature protection, and inputovervoltage/undervoltage protection), and power out-of-position alarm

l Monitoring the information about the charging and discharging of batteries

Panel

Figure 3-15 shows the panel of the PSU (AC/DC).

Figure 3-15 Panel of the PSU (AC/DC)

(1) Power running LED

(2) Protection LED

(3) Fault LED

LED

Table 3-13 describes the LEDs on the panel of the PSU (AC/DC).

Table 3-13 LEDs on the panel of the PSU (AC/DC)

LED Color

Status Meaning

Power running LED Green

On Normal

Off There are faults (such as no AC input, orovervoltage and undervoltage of ACinput) on the mains, or the PSU has nooutput.

Protection LED Yellow

Off Normal

On Temperature pre-alarm or fan pre-alarm


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LED Color

Status Meaning

Fault LED Red Off Normal, or the PSU has no outputbecause of faults (such as no AC input, orovervoltage and undervoltage of ACinput) on the mains.

On There is no output because of outputovervoltage shutdown, fan fault,overtemperature shutdown, remoteshutdown, or internal problems of thePSU.

Wiring Unit of the Power Subrack (220 V)

The wiring unit of the power subrack (220 V) provides power input wiring terminal, poweroutput wiring terminal, and wiring terminal for the battery, to which the input power cable,output power cable, and connected to the power input cable, power output cable, and powercable for the battery.

Appearance

Figure 3-16 shows the wiring unit of the power subrack (220 V).

Figure 3-16 Wiring unit of the power subrack (220 V)

(1) Power input wiring terminal



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(2) Power switch of the battery

(3) Power output wiring terminal

(4) Wiring terminal for supplying the power of the battery

Wiring Terminal and Switch

Table 3-14 describes the ports and wiring terminals on the wiring unit of the power subrack(220 V).

Table 3-14 Wiring terminals and switch on the wiring unit of the power subrack (220 V)

Name Description

Power input wiring terminal The L wire connects to the L wiring terminaland N wire connects to the N wiring terminal.

Power output wiring terminal The wiring terminals LOAD1(-) and LOAD2(-) are connected to the -48 V power cable. TheRTN(+) wiring terminal is connected to the -48V RTN cable.

Wiring terminal for supplying the power ofthe battery

BAT(-) connects the -48 V power cable of thebattery. BAT(+) connects the -48 V RTN cableof the battery.

Power switch of the battery The power switch of the battery controlscurrent for the battery.

3.3.5 Batteries in the APM30 Power CabinetThis describes the appearance and configuration of the built-in batteries in the APM30 powercabinet.

Appearance of the Built-in Batteries

Figure 3-17 shows the appearance of the -12 V 12 Ah batteries in the power cabinet.

Figure 3-17 Appearance of -12 V 12 Ah batteries in the power cabinet


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Configuration of the Built-in BatteriesTwo -48 V 12 Ah battery groups, equivalent to a -48 V 24 Ah battery group, can be installed atthe bottom in the power cabinet and occupy a space of 3 U.

NOTEEach battery group contains four batteries.

3.3.6 HeaterThe heater is required when the working temperature of the power cabinet or transmissioncabinet is lower than -20℃. The working temperature refers to the average of the daily lowesttemperatures in the coldest month of the year locally.

FunctionThe heater functions in the low-temperature environment to provide suitable workingtemperature for the batteries in the power cabinet or transmission cabinet. When the workingtemperature is lower than the temperature specification for the battery, the battery capacitydeclines. So the heater is installed to provide the optimal working temperature for batteries.

AppearanceFigure 3-18 shows the heater.

Figure 3-18 Heater

Technical SpecificationsThe technical specifications of the heater are as follows:

l A heater keeps the cabinet temperature higher than –10℃. When the temperature in thecabinet is lower than 5℃, the heater starts to work; when the temperature is higher than15℃, the heater stops working.

l The maximum heating efficiency of a 220 V heater is 300 W.


3.3.7.1 Door Status SensorThis describes the appearance and installation positions of the door status sensor.

3.3.7.2 Temperature SensorThis describes the appearance and installation positions of the temperature sensors. Thetemperature sensors of the APM30 cabinet consist of the ambient temperature sensor, the airinlet temperature sensor, and the air outlet temperature sensor.



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Door Status Sensor

This describes the appearance and installation positions of the door status sensor.

Background

The APM30 power cabinet, APM30 battery cabinet, and APM30 transmission cabinet use thesame type of door status sensor.

Appearance

The door status sensor is made up of two parts, the magnet part and the switch part.

Figure 3-19 shows how the magnet part of the door status sensor looks.

Figure 3-19 Magnet part of the door status sensor

Figure 3-20 shows how the switch part of the door status sensor looks.

Figure 3-20 Switch part of the door status sensor


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Installation Positions

The switch part is installed on the cabinet door frame and the magnet part is installed on theinner side of the cabinet door, as shown in Figure 3-21 and Figure 3-22.

Figure 3-21 Installation position of the switch part of the door status sensor

Figure 3-22 Installation position of the magnet part of the door status sensor

Temperature Sensor

This describes the appearance and installation positions of the temperature sensors. Thetemperature sensors of the APM30 cabinet consist of the ambient temperature sensor, the airinlet temperature sensor, and the air outlet temperature sensor.

Background

The sensor in the power cabinet and the sensor in the transmission cabinet have the samedimensions and installation position. The temperature sensors are not hot-swappable.

Appearance

Figure 3-23 shows the appearance of the temperature sensor.



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Figure 3-23 Temperature sensor

The 5-pin straight socket on the temperature sensor is used to connect the temperature monitoringsignal cable. The RJ45 connector serves as the backup port of the 5-pin straight socket to preparefor the future changes of the monitoring signal cable.


Figure 3-24 shows the installation position of the ambient temperature sensor in the powercabinet.

Figure 3-24 Installation position of the ambient temperature sensor

NOTEWhen the APM30 is used in the GSM system, the name of the temperature sensor here is ambienttemperature sensor; when the APM30 is used in the WCDMA system, the name is NCMU temperaturesensor.


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Figure 3-25 shows the installation position of the air inlet temperature sensor in the powercabinet.

Figure 3-25 Installation position of the air inlet temperature sensor

Figure 3-26 shows the installation position of the air outlet temperature sensor in the powercabinet.

Figure 3-26 Installation position of the air outlet temperature sensor

3.4 Cables of the APM30 Power CabinetThe cables of the power cabinet consist of the PGND cable, power cables, and signal cables.

3.4.1 PGND Cable of the APM30 Power CabinetThe PGND cable is used to ground the APM30 power cabinet.

3.4.2 Input Power Cable for the Power CabinetThe input power cable for the power cabinet is used to supply the external AC power to the PDU.The APM30 power cabinet uses different PDUs to support three types of AC power inputs,namely, 220 V single-phase, 110 V dual-live-wire, and 220 V three-phase.



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3.4.3 Power Cable for the Batteries in the Power CabinetThe power cables for the batteries in the power cabinet are the RTN(+) power cable, NEG(-)power cable, and the inter-battery cables.

3.4.4 Monitoring signal cable between the PMU and the APMIThe monitoring signal cable between the PMU and the APMI is used to transport the monitoringsignals of the PMU to the APMI board.

3.4.5 Environment monitoring signal cable for the power cabinetThe environment monitoring signal cable for the power cabinet is used to transport the externalmonitoring signals to the PMU in the power cabinet.

3.4.6 Monitoring Signal Cable for the Door Status Sensor in the Power CabinetThe monitoring signal cable for the door status sensor in the power cabinet transports the doorstatus alarms to the APMI board.

3.4.7 Temperature Monitoring Signal Cable for the Power CabinetThe temperature monitoring signal cable for the power cabinet transports the monitoredtemperature signals to the AFMU board. The power cabinet has four temperature monitoringsignal cables, one of which is the temperature monitoring signal cable for the batteries.

3.4.8 Input Power Cable of the HeaterThe input power cable of the heater is used to connect the AC output terminal on the PDU tothe wiring terminal of the heater.

3.4.1 PGND Cable of the APM30 Power CabinetThe PGND cable is used to ground the APM30 power cabinet.

Appearance

The PGND cable is a single cable with OT terminals at both ends. It is a yellow and green cablewith the cross-sectional area of 16 mm2. The OT terminals should be made on site.

Figure 3-27 show the equipotential cable.

Figure 3-27 Appearance of the equipotential cable

You can also make 2-hole OT terminals in compliance with local specifications, as shown inFigure 3-28.

Figure 3-28 2-hole OT terminal


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One end of the PGND cable is connected to the grounding screws on the grounding busbar ofthe cabinet, the other end is connected to the wiring terminal on the grounding bar on site.

3.4.2 Input Power Cable for the Power CabinetThe input power cable for the power cabinet is used to supply the external AC power to the PDU.The APM30 power cabinet uses different PDUs to support three types of AC power inputs,namely, 220 V single-phase, 110 V dual-live-wire, and 220 V three-phase.

Specifications

The input power cable for the power cabinet is the cable with cross-sectional area of 6 mm2.

NOTEThe color and appearance of the cable delivered to different country and area are not the same. If the cableis purchased locally, the cable should meet local regulations.


The input power cable is led into the cabinet through the cable hole on the left, and then connectedto the AC input wiring terminals on the PDU, as shown in Table 3-15.

Table 3-15 Installation positions of the input power cable of the power cabinet

Power InputMode

Corresponding PDU

PowerCable

Connected to ACINPUT...

Short-circuiting Mode

Single-phase220 V

Single-phase/three-phase220 VPDU

L One of the terminalsL1, L2, and L3

L1, L2, and L3 areshorted.

N Terminal N Terminals at the N side areshorted.

110 V dual-live-wire

110 Vdual-live-wirePDU

L1 Terminal L1 Terminals at the L1 sideare shorted.

L2 Terminal L2 Terminals at the L2 sideare shorted.

Three-phase 220V

Single-phase/three-phase220 VPDU

L1 Terminal L1 Not shorted

L2 Terminal L2

L3 Terminal L3

N Terminal N Terminals at the N side areshorted.



3-29

3.4.3 Power Cable for the Batteries in the Power CabinetThe power cables for the batteries in the power cabinet are the RTN(+) power cable, NEG(-)power cable, and the inter-battery cables.

Appearance

The RTN(+) power cable is a red cable with cross-sectional area of 25 mm2; the NEG(-) powercable is a black cable with cross-sectional area of 25 mm2; the inter-battery cable is a black cablewith cross-sectional area of 6 mm2, as shown in Figure 3-29.

Figure 3-29 Power cables for the batteries in the power cabinet

(1) NEG(-) cable (2) RTN(+) cable (3) Inter-battery cable


The installation positions of power cables for the batteries in the power cabinet are as follows:l One end of the RTN(+) power cable is connected to the copper busbar at the positive pole

of the battery.l The other end of the RTN(+) power cable is connected to the BAT(+) terminal of the power

subrack.l One end of the NEG(-) power cable is connected to the copper busbar at the negative pole

of the battery.l The other end of the NEG(-) power cable is connected to the BAT(-) terminal of the power

subrack.l The inter-battery cables are used to connect the batteries in series.

3.4.4 Monitoring signal cable between the PMU and the APMIThe monitoring signal cable between the PMU and the APMI is used to transport the monitoringsignals of the PMU to the APMI board.

Appearance

The monitoring signal cable between the PMU and the APMI is a black cable of 0.6 m length,with RJ45 connectors at both ends.


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Figure 3-30 Monitoring signal cable between the PMU and the APMI

(1) RJ45 connector

Pin Definition

Table 3-16 shows the pin definition of the monitoring signal cable between the PMU and theAPMI.

Table 3-16 Pin definition of the monitoring signal cable between the PMU and the APMI

X1 End X2 End Pin Definition

X1.1 X2.1 Twisted pair

X1.2 X2.2


X1.6 X2.6


X1.5 X2.5


X1.8 X2.8


The monitoring signal cable between the PMU and the APMI is connected to the RS232/RS422 port on the PMU at one end, and to the RS422 port on the front panel of the APMI boardat the other end.

3.4.5 Environment monitoring signal cable for the power cabinetThe environment monitoring signal cable for the power cabinet is used to transport the externalmonitoring signals to the PMU in the power cabinet.

Appearance

The environment monitoring signal cable for the power cabinet is a black cable of 0.5 m length,with DB50 male connectors at both ends.



3-31

Figure 3-31 Environment monitoring signal cable for the power cabinet

X1 X2

View A View B

A B1

W1

W2

(1) DB50 male connector

Pin DefinitionTable 3-17 shows the pin definition of the environment monitoring signal cable for the powercabinet.

Table 3-17 Pin definition of the environment monitoring signal cable for the power cabinet

X1 End X2 End Description

1 1 Single wire

3 3 Twisted pair

4 4

5 5 Twisted pair

8 8

9 9 Twisted pair

10 10

11 11 Twisted pair

12 12

13 13 Twisted pair

14 14

16 16 Twisted pair

17 17

18 18 Twisted pair

19 19

20 20 Twisted pair

21 21

22 22 Twisted pair


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X1 End X2 End Description

23 23

24 24 Twisted pair

25 25

27 27 Twisted pair

28 28

29 29 Twisted pair

30 30

31 31 Twisted pair

32 32

33 33 Twisted pair

34 34

43 43 Twisted pair

44 44

Installation PositionsThe environment monitoring signal cable for the power cabinet is connected to the COM porton the PMU at one end, and to the J1 port inside the APMI board at the other end.

3.4.6 Monitoring Signal Cable for the Door Status Sensor in thePower Cabinet

The monitoring signal cable for the door status sensor in the power cabinet transports the doorstatus alarms to the APMI board.

AppearanceFigure 3-32 shows the monitoring signal cable for the door status sensor in the power cabinet.



3-33

Figure 3-32 Monitoring signal cable for the door status sensor in the power cabinet

The details of the monitoring signal cable for the door status sensor in the power cabinet are asfollows:

l The cable labelled 1: 2-pin straight socket at one end is connected to the APMI board; theOT terminal and cord end terminal at the other end are connected to the door status sensorand wiring terminal block.

l The cable labelled 2: the OT terminal at one end is connected to the door status sensor; thecord end terminal at the other end is connected to the wiring terminal block.

l The cable labelled 3: the cord end terminals at both ends are connected to two ports on thewiring terminal block.

NOTEWhen the battery cabinet or the RF cabinet is configured, remove the cable labelled 3, and connect themonitoring signal cable for the door status sensor in the battery cabinet or RF cabinet to the wiring terminalblock, thus to report the door status alarms.

Installation PositionsFor the installation positions of the door status sensor, refer to 3.3.7.1 Door Status Sensor. Forthe connection ports of the monitoring signal cable for the door status sensor, refer to 3.3.1APMI.

3.4.7 Temperature Monitoring Signal Cable for the Power CabinetThe temperature monitoring signal cable for the power cabinet transports the monitoredtemperature signals to the AFMU board. The power cabinet has four temperature monitoringsignal cables, one of which is the temperature monitoring signal cable for the batteries.


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NOTEFor details on the temperature monitoring signal cable for the batteries, refer to 4.4.4 TemperatureMonitoring Signal Cable for the Batteries.

AppearanceThe temperature signal cable is a cable of 1.2 m length, with 4-pin straight sockets at both ends,as shown in Figure 3-33.

Figure 3-33 Temperature monitoring signal cable

Installation PositionsThe temperature monitoring signal cable is connected to the temperature sensor at one end, andto the port of the AFMU board at the other end.

For the installation positions of the temperature sensors, refer to 3.3.7.2 Temperature Sensor.For the connection ports of the temperature monitoring signal cable, refer to Ports on the AFMUBoard.

3.4.8 Input Power Cable of the HeaterThe input power cable of the heater is used to connect the AC output terminal on the PDU tothe wiring terminal of the heater.

Appearance

The input power cable of the heater is a black cable with cross-sectional area of 1 mm2, whichcontains a blue wire and a brown wire. Figure 3-34 shows the cable.



3-35

Figure 3-34 Input power cable of the heater

Installation PositionsThe OT terminal at one end of the input power cable is connected to the AC output terminal ofthe PDU; the cord end terminal at the other end of the input power cable is connected to thewiring terminal of the heater.

NOTEYou need to make the OT terminal and cord end terminal at the ends of the power cable on site.

3.4.9 Monitoring Signal Cable Between the AFMU and the APMIThe monitoring signal cable between the AFMU and the APMI is used to connect the AFMUboard to the APMI board, and transports the monitoring signal of the AFMU to the APMI board.

AppearanceThe monitoring signal cable between the AFMU and the APMI are with DB15 connectors atboth ends, as shown in Figure 3-35.

Figure 3-35 Monitoring signal cable between the AFMU and the APMI


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Installation PositionsThe monitoring signal cable between the AFMU and the APMI is connected to the ALM portof the AFMU board at one end, referring to 3.3.2 AFMU; and is connected to the J3 port of theAPMI board at the other end, referring to 3.3.1 APMI.



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4 Introduction to the APM30 Battery Cabinet

About This Chapter

This describes the appearance, structure, components, and cables of the APM30 battery cabinet.

4.1 Appearance of the APM30 Battery CabinetThe APM30 battery cabinet is applied outdoor and is designed to be compact and easy-to-move.

4.2 Structure of the APM30 Battery CabinetThis describes the structure of the APM30 battery cabinet to help you understand the functions,applications, and installation modes of it.

4.3 Components of the APM30 Battery CabinetThis describes the components of the APM30 battery cabinet, involving the batteries and theheating film.

4.4 Cables of the APM30 Battery CabinetThe cables of the APM30 battery cabinet consist of the PGND cable, equipotential cable, powercable, and signal cables.

APM30User Guide 4 Introduction to the APM30 Battery Cabinet


4-1

4.1 Appearance of the APM30 Battery CabinetThe APM30 battery cabinet is applied outdoor and is designed to be compact and easy-to-move.

Figure 4-1 shows the APM30 battery cabinet.

Figure 4-1 APM30 battery cabinet

4.2 Structure of the APM30 Battery CabinetThis describes the structure of the APM30 battery cabinet to help you understand the functions,applications, and installation modes of it.

Figure 4-2 shows the structure the APM30 battery cabinet.

4 Introduction to the APM30 Battery CabinetAPM30

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Figure 4-2 Internal structure of the APM30 battery cabinet

Table 4-1 describes the structure the APM30 battery cabinet.

Table 4-1 Structure the battery cabinet

SN Description

1 Wiring terminal for the AC input power of theheating film

2 Left cable hole for external cables at thebottom of the cabinet

3 Right cable hole for external cables at thebottom of the cabinet

4 Wiring terminal of the negative pole of thebattery group

5 MCB for the battery group

6 Input power wiring terminal at the positivepole of the battery group

7 Input power wiring terminal of the negativepole of the battery group

8 Right cable hole for external cables at the topof the cabinet (used when another cabinet isstacked on the battery cabinet)

9 Cable hole inside the cabinet (used whenanother cabinet is stacked on the batterycabinet)



4-3

SN Description

10 Left cable hole for external cables at the topof the cabinet (used when another cabinet isstacked on the battery cabinet)

NOTEHeating films have been installed in the trays of the battery cabinet before delivery.

4.3 Components of the APM30 Battery CabinetThis describes the components of the APM30 battery cabinet, involving the batteries and theheating film.

4.3.1 Batteries in the APM30 Battery CabinetThis describes the appearance and specifications of the batteries of the APM30 battery cabinet.

4.3.2 Door Status SensorThis describes the appearance and installation positions of the door status sensor.

4.3.3 Heating FilmThis describes the function, appearance and technical specifications of the heating film in thebattery cabinet. The battery cabinet has two heating films, which are installed on the upper andthe lower trays respectively in the battery cabinet.

4.3.1 Batteries in the APM30 Battery CabinetThis describes the appearance and specifications of the batteries of the APM30 battery cabinet.

AppearanceFigure 4-3 shows the batteries in the APM30 battery cabinet.


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Figure 4-3 Appearance of the battery

Specifications

The battery cabinet supports two types of batteries, the -48 V 50 AH and the -48 V 92AH. Thebatteries can be grouped into the following combinations:

l When the -48 V 50 AH batteries are configured, they can be expanded to -48 V 100 AHthrough connecting the upper and the lower battery groups in parallel.

l When the -48 V 92 AH batteries are configured, they can be expanded to -48 V 184 AHthrough connecting the upper and the lower battery groups in parallel.

NOTEEach battery group contains four batteries.

4.3.2 Door Status SensorThis describes the appearance and installation positions of the door status sensor.

Background


Appearance





4-5




Installation PositionsThe switch part is installed on the cabinet door frame and the magnet part is installed on theinner side of the cabinet door, as shown in Figure 4-6 and Figure 4-7.


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4.3.3 Heating FilmThis describes the function, appearance and technical specifications of the heating film in thebattery cabinet. The battery cabinet has two heating films, which are installed on the upper andthe lower trays respectively in the battery cabinet.

FunctionThe heating film functions in the low-temperature environment to provide suitable workingtemperature for the batteries in the power cabinet or transmission cabinet. When the workingtemperature is lower than the temperature specification for the battery, the battery capacitydeclines. So the heating film is installed to provide the optimal working temperature for batteries.

AppearanceFigure 4-8 shows the heating film.



4-7

Figure 4-8 Heating film

Technical SpecificationsThe technical specifications of the heating film are as follows:

l The heating film is fed by AC power supply with rated working voltage of 220 V. And therated heating power is 100 W.

l The heating film starts heating when the temperature in the cabinet is lower than 5℃, andstops heating when the temperature in the cabinet is greater than 15℃.

l The tolerance temperature range of the heating film is -40℃ to +80℃.

4.4 Cables of the APM30 Battery CabinetThe cables of the APM30 battery cabinet consist of the PGND cable, equipotential cable, powercable, and signal cables.

4.4.1 Equipotential Cable of the APM30 Battery CabinetWhen the battery cabinet is working with the power cabinet, one cabinet should be groundedthrough connecting the equipotential cable to the other cabinet.

4.4.2 Input Power Cable for the APM30 Battery CabinetThe power cables of the battery cabinet consist of the RTN(+) cable, NEG(-) cable, and the inter-battery cables.

4.4.3 Monitoring Signal Cable for the Door Status Sensor in the Battery CabinetThe monitoring signal cable for the door status sensor in the battery cabinet is used to connectthe door status sensor to the door status wiring terminal of the power cabinet, through which thedoor status signals are reported.

4.4.4 Temperature Monitoring Signal Cable for the BatteriesThis temperature monitoring signal cable for the batteries is used to monitor the temperature ofthe batteries in real time, and report the temperature to the APMI board in time.

4.4.5 Input Power Cable of the Heating FilmThe input power cable of the heating film is used to connect the AC output terminal on the PDUto the input terminal of the heating film.


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4.4.1 Equipotential Cable of the APM30 Battery CabinetWhen the battery cabinet is working with the power cabinet, one cabinet should be groundedthrough connecting the equipotential cable to the other cabinet.

Appearance

The equipotential cable is a single cable with OT terminals at both ends. It is a yellow and greencable with cross-sectional area of 16 mm2. The OT terminals should be made on site.


Figure 4-9 Equipotential cable




The equipotential cable is connected to the grounding screw on the grounding busbar of thebattery cabinet at one end, and to the grounding screw on the grounding busbar of the powercabinet at the other end.

4.4.2 Input Power Cable for the APM30 Battery CabinetThe power cables of the battery cabinet consist of the RTN(+) cable, NEG(-) cable, and the inter-battery cables.

Specifications

The RTN(+) power cable is a black cable with cross-sectional area of 25 mm2; the NEG(-) powercable is a blue cable with cross-sectional area of 25 mm2.


The installation positions of the battery cabinet are as follows:l One end of the RTN(+) power cable is connected to the copper busbar at the positive pole

of the battery.



4-9

l The other end of the RTN(+) power cable is connected to the BAT(+) terminal of the powersubrack.

l One end of the NEG(-) power cable is connected to the copper busbar at the negative poleof the battery.

l The other end of the NEG(-) power cable is connected to the BAT(-) terminal of the powersubrack.

4.4.3 Monitoring Signal Cable for the Door Status Sensor in theBattery Cabinet

The monitoring signal cable for the door status sensor in the battery cabinet is used to connectthe door status sensor to the door status wiring terminal of the power cabinet, through which thedoor status signals are reported.

The appearance and installation position of monitoring signal cable for the door status sensor inthe battery cabinet are similar to those of the power cabinet. For details, refer to 3.4.6 MonitoringSignal Cable for the Door Status Sensor in the Power Cabinet.

4.4.4 Temperature Monitoring Signal Cable for the BatteriesThis temperature monitoring signal cable for the batteries is used to monitor the temperature ofthe batteries in real time, and report the temperature to the APMI board in time.

AppearanceFigure 4-11 shows the temperature signal cable of the extended battery cabinet.

Figure 4-11 Temperature monitoring signal cable for the batteries

Installation PositionsThe temperature monitoring signal cable for the batteries is connected to the positive pole of thebattery group at the end of the OT terminal, and to the BAT_TEM1 port on the APMI board atthe end of 2-pin.

4.4.5 Input Power Cable of the Heating FilmThe input power cable of the heating film is used to connect the AC output terminal on the PDUto the input terminal of the heating film.


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SpecificationsThe input power cable of the heating film is a black cable with cross-sectional area of 1 mm²,which contains a blue wire and a brown wire.

Installation PositionsThe input power cable of the heating film is connected the AC output terminal on the PDU atone end; and is connected to the AC input terminal of the heating film on the left of the batterycabinet.



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5 Introduction to the APM30 TransmissionCabinet

About This Chapter

This describes the appearance, structure, components, and cables of the APM30 transmissioncabinet.

5.1 Appearance of the APM30 Transmission CabinetThe APM30 transmission cabinet is applied outdoor and is designed to be compact and easy-to-move.

5.2 Structure of the APM30 Transmission CabinetThis describes the internal structure of the APM30 transmission cabinet.

5.3 Components of the APM30 Transmission CabinetThis describes the components of the APM30 transmission cabinet, involving the APMI board,AFMU board, DCDU-03A, and the sensors.

5.4 Cables of the APM30 Transmission CabinetThe cables of the APM30 transmission cabinet consist of the PGND cable, equipotential cable,power cable, and signal cables.

APM30User Guide 5 Introduction to the APM30 Transmission Cabinet


5-1

5.1 Appearance of the APM30 Transmission CabinetThe APM30 transmission cabinet is applied outdoor and is designed to be compact and easy-to-move.

Figure 5-1 shows the APM30 transmission cabinet cabinet.

Figure 5-1 APM30 transmission cabinet

5.2 Structure of the APM30 Transmission CabinetThis describes the internal structure of the APM30 transmission cabinet.

Figure 5-2 shows the internal structure the APM30 transmission cabinet.

5 Introduction to the APM30 Transmission CabinetAPM30

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Figure 5-2 Internal structure of the APM30 transmission cabinet

(1) Filler panel (1 U) (2) DCDU module (4) APMI board (4) Fan (6) AFMU board

The internal structure the APM30 transmission cabinet is as follows:

l The transmission cabinet is configured with the DCDU-03A, which can provide nine DCoutputs and report the surge protection alarms.

l The transmission cabinet provides a space of 11 U for the user devices.

l The transmission cabinet reports the alarms of temperature sensor, door status sensor, andfan.

5.3 Components of the APM30 Transmission CabinetThis describes the components of the APM30 transmission cabinet, involving the APMI board,AFMU board, DCDU-03A, and the sensors.



5.3.3 DCDU-03AThe DCDU-03A is located at the second 1 U space from the top of the transmission cabinet, andprovides DC power supply and prevention function for the devices in the cabinet.




5-3


PositionThe APMI board is located at the upper left corner of the APM30 cabinet, as shown in Figure5-3.

Figure 5-3 Installation position of the APMI board

FunctionThe APMI board performs the following functions:

l Transfers the APM30 serial port communications signals, Boolean input/output signals,and EMI signals.

l Protects the dry contact input/output signals and RS485 signals (connected to the UPEUof the BBU)

External PortsFigure 5-4 shows the external ports on the APMI board.

Figure 5-4 External ports on the APMI board


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Table 5-1 describes the parameters of the external ports on the APMI board.

Table 5-1 Parameters of the external ports on the APMI board

Port Connector Type Quantity

Function

RS422 RJ45 connector 1 Connecting the monitoring signalcable between the PMU and theAPMI

TX+, TX-, RX+,RX-

2-pin molexconnector

2 Connecting to the MON1 port onthe UPEU board of the BBU,transferring RS485 signals

IN1-IN3 2-pin molexconnector

3 Connecting the dry contact alarminput cable

OUT1 2-pin molexconnector

1 Connecting the optical couplingalarm output cable (connecting themonitoring signal cable when theAPMI is used in the transmissioncabinet)

Internal PortsFigure 5-5 shows the internal ports on the APMI board.

Figure 5-5 Internal ports on the APMI board

Table 5-2 describes the parameters of the internal ports on the APMI board.



5-5

Table 5-2 Parameters of the internal ports on the APMI board


Quantity Function

1 J1 DB50 maleconnector

1 Connecting theenvironmentmonitoringsignal cable ofthe powercabinet

2 TEM_HUM 4-pin straightsocket

1 Connecting thetemperature andhumidity alarminput signalcable

3 WATER 4-pin straightsocket

1 Connecting thewater alarminput signalcable

4 DC_SPD JTD4 4-pinstraight socket

1 Connecting theDC surgeprotection alarmcable of thePDU

5 AC_SPD JTD3 4-pinstraight socket

1 Connecting theAC surgeprotection alarmcable of thePDU

6 DOOR 2-pin straightsocket

1 Connecting themonitoringsignal cable forthe door statussensor in thepower cabinet

7 SMOKE 2-pin straightsocket

1 Connecting themonitoringsignal cable forthe smokesensor

8 TEMP 2-pin straightsocket

1 Connecting themonitoringsignal cable forthe temperaturesensor in thepower cabinet


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Quantity Function


1 Connecting thetemperaturemonitoringsignal cable forthe batteries


1 Backup port forthe BAT_TEM1

11 J3 DB15 connector 1 Connecting themonitoringsignal cablebetween theAFMU and theAPMI

NOTEBefore the APM30 power cabinet is delivered, the temperature monitoring signal cable for the batterieshas been connected to the BAT_TEM1 port.


PositionThe AFMU board is located at the upper right corner of the APM30 cabinet, as shown in Figure5-6.

Figure 5-6 Position of the AFMU board

FunctionThe AFMU board performs the following functions:



5-7

l Provides DC power supply to the APMI and AFMU boards through the DC power port

l Supplies DC power to the two fans at the top of the cabinet and reports the alarms of thefans

l Reports the alarms of the internal ambient temperature sensor, air inlet temperature sensor,and air outlet temperature sensor

l The alarm signal of the AFMU board is transported to the APMI board through the signaltransfer cable, and then is reported to the BBU.

External PortsFigure 5-7 shows the external ports on the AFMU board.

Figure 5-7 External ports on the AFMU board

Table 5-3 describes the parameters of the external ports on the AFMU board.

Table 5-3 Parameters of the external ports on the AFMU board


Quantity Function

1 ALM DB15 connector 1 Connecting themonitoringsignal cablebetween theAFMU and theAPMI

2 DC INPUT 3V3 connector 1 Connecting theDC power cableof the AFMU

Table 5-4 shows the meaning of the LEDs on the panel of the AFMU board.


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Table 5-4 Meaning of the LEDs

LED Silkscreen

Color

Status Description

OperationLED

RUN

Green

ON steady About 1 minute after the AC orDC power is on

Blinking (1s ON and 1s OFF) The system is working properly.

Blinking (0.125s ON and 0.125sOFF)

The communications on theserial port are disrupted, whilethe others are normal.

OFF steady The system is not powered on, orthe AFMU is damaged.

AlarmLED

ALM

Red ON steady An alarm is generated.

OFF steady No alarm is generated, or thesystem is not powered on.

Internal PortsFigure 5-8 shows the internal ports on the AFMU board.

Figure 5-8 Internal ports on the AFMU board

Table 5-5 describes the parameters of the internal ports on the AFMU board.



5-9

Table 5-5 Parameters of the internal ports on the AFMU board


Quantity Function


1 Connecting themonitoringsignal cable forthe temperaturesensor at the airoutlet


1 Connecting themonitoringsignal cable forthe temperaturesensor at the airinlet


1 Connecting theambienttemperaturemonitoringsignal cable (theNCMUtemperaturemonitoringsignal cable)





NOTEWhen the APM30 is used in the GSM system, the TEMP2 connects the ambient temperature monitoringsignal cable; when the APM30 is used in the WCDMA system, the TEMP2 connects the NCMUtemperature monitoring signal cable.

5.3.3 DCDU-03AThe DCDU-03A is located at the second 1 U space from the top of the transmission cabinet, andprovides DC power supply and prevention function for the devices in the cabinet.

AppearanceFigure 5-9 shows the DCDU-03A.


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Figure 5-9 DCDU-03A

FunctionThe DCDU-03A is used to perform DC power distribution. All input and output cables are frontaccessed. The DCDU-03A performs the following functions:

l Supports one DC power input with the maximum current of 30 A.

l Supports nine outputs, where LOAD0, with the maximum output current of 12 A, supportspower to the fans; LOAD1 to LOAD8, with the maximum current of 4 A, supply power tothe transmission equipment.

l Provides the surge protection alarm reporting function through the built-in surge protectionboard.

PortFigure 5-10 shows the ports on the panel of the DCDU-03A.

Figure 5-10 Ports on the panel of the DCDU-03A

Table 5-6 shows the ports on the panel of the DCDU-03A.



5-11

Table 5-6 Ports on the panel of the DCDU-03A

Item Specification Cross-sectional Area(mm²)

Remarks

DC inputterminal

Supports the M6 2-holeOT terminal

16 Supports the input power cablewith cross-sectional area of 6 mm²to 25 mm²

DC OutputTerminal

From left to right:LOADO to LOAD8LOAD0 is controlledby the 12 A MCB andsupplies power to thefans; the other eightoutputs are controlledby the 4 A MCBs andsupplies power to thetransmissionequipment.

2.5 l There are three lines of outputwiring terminals, NEG(-), RTN(+), and PGND. The last threegroups of terminals in the PGNDline support M4 2-hole OTterminals, as shown in red framein Figure 5-10.

l Supports the output power cablewith cross-sectional area of 6mm²

Surgeprotectionalarm wiringterminal

Supports 2-pin cord endterminal

- The 2-pin cord end terminals arethe same for positive pole and thenegative pole.

Power ConsumptionTable 5-7 describes the accepted power consumption of the DCDU-03A in the transmissioncabinet.

Table 5-7 Power consumption requirements of the DCDU-03A

Load Typical PowerConsumption of aSingle Unit (W)

Maximum PowerConsumption of aSingle Unit (W)

Remarks

FAN - 160 1 outputs

TM 30 50 8 outputs


Door Status SensorThis describes the appearance and installation positions of the door status sensor.


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Background


Appearance







The switch part is installed on the cabinet door frame and the magnet part is installed on theinner side of the cabinet door, as shown in Figure 5-13 and Figure 5-14.



5-13



Temperature SensorThis describes the appearance and installation positions of the temperature sensors. Thetemperature sensors of the APM30 cabinet consist of the ambient temperature sensor, the airinlet temperature sensor, and the air outlet temperature sensor.

BackgroundThe sensor in the power cabinet and the sensor in the transmission cabinet have the samedimensions and installation position. The temperature sensors are not hot-swappable.

AppearanceFigure 5-15 shows the appearance of the temperature sensor.


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Figure 5-15 Temperature sensor

The 5-pin straight socket on the temperature sensor is used to connect the temperature monitoringsignal cable. The RJ45 connector serves as the backup port of the 5-pin straight socket to preparefor the future changes of the monitoring signal cable.


Figure 5-16 shows the installation position of the ambient temperature sensor in the powercabinet.

Figure 5-16 Installation position of the ambient temperature sensor

NOTEWhen the APM30 is used in the GSM system, the name of the temperature sensor here is ambienttemperature sensor; when the APM30 is used in the WCDMA system, the name is NCMU temperaturesensor.



5-15

Figure 5-17 shows the installation position of the air inlet temperature sensor in the powercabinet.

Figure 5-17 Installation position of the air inlet temperature sensor

Figure 5-18 shows the installation position of the air outlet temperature sensor in the powercabinet.

Figure 5-18 Installation position of the air outlet temperature sensor

5.4 Cables of the APM30 Transmission CabinetThe cables of the APM30 transmission cabinet consist of the PGND cable, equipotential cable,power cable, and signal cables.

5.4.1 Equipotential Cable of the APM30 Transmission CabinetWhen the transmission cabinet is working with the power cabinet, one cabinet should begrounded through connecting the equipotential cable to the other cabinet.

5.4.2 Input Power Cable for the APM30 Transmission Cabinet


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This describes the specifications and installation positions of the power cables of the APM30transmission cabinet.

5.4.3 Monitoring Signal Cable for the APM30 Transmission CabinetThe monitoring signal cable for the transmission cabinet is used to connect the alarm ports ofthe APMI board, DCDU, and door status sensor, to the EXT_ALM1 port of the BBU.


5.4.1 Equipotential Cable of the APM30 Transmission CabinetWhen the transmission cabinet is working with the power cabinet, one cabinet should begrounded through connecting the equipotential cable to the other cabinet.

Appearance

The equipotential cable is a single cable with OT terminals at both ends. It is a yellow and greencable with cross-sectional area of 16 mm2. The OT terminals should be made on site.


Figure 5-19 Equipotential cable




The equipotential cable is connected to the grounding screw on the grounding busbar of thetransmission cabinet at one end, and to the grounding screw on the grounding busbar of thepower cabinet at the other end.

5.4.2 Input Power Cable for the APM30 Transmission CabinetThis describes the specifications and installation positions of the power cables of the APM30transmission cabinet.



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Specifications

The RTN(+) power cable is a black cable with cross-sectional area of 6 mm 2the NEG(-) powercable is a blue cable with cross-sectional area of 6 mm2.


The installation positions of the transmission cabinet are as follows:

l One end of the the black power cable in the transmission cabinet is connected to the RTN(+) input terminal on the left of the DCDU.

l One end of the blue power cable in the transmission cabinet is connected to the NEG(-)input terminal on the left of the DCDU.

l The other end of the input power cable is connected to the output terminal of the externalpower supply equipment.

5.4.3 Monitoring Signal Cable for the APM30 Transmission CabinetThe monitoring signal cable for the transmission cabinet is used to connect the alarm ports ofthe APMI board, DCDU, and door status sensor, to the EXT_ALM1 port of the BBU.

Appearance

One end of the monitoring signal cable is an RJ45 connector and the other end is composed ofthree pairs of wires with different colors, as shown in Figure 5-21.

Figure 5-21 Monitoring signal cable for the transmission cabinet


The wires of different colors are connected to different wiring terminals. Table 5-8 lists themapping between the wires and the pins.

Table 5-8 Connections of the monitoring signal cable for the transmission cabinet

Pin of RJ45Connector

Pin of CordEnd Terminal

Color Pin Mapping WiringTerminal

X1.1 X2 White Twisted pair Alarm wiringterminal OUT1+of the APMIboard


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Color Pin Mapping WiringTerminal

X1.2 X3 Orange Alarm wiringterminal OUT1-of the APMIboard

X1.3 X4 White Twisted pair Alarm wiringterminal of theDCDUX1.6 X5 Green

X1.5 X6 White Twisted pair Alarm wiringterminal of thedoor status sensorX1.4 X7 Blue


AppearanceThe monitoring signal cable between the AFMU and the APMI are with DB15 connectors atboth ends, as shown in Figure 5-22.

Figure 5-22 Monitoring signal cable between the AFMU and the APMI

Installation PositionsThe monitoring signal cable between the AFMU and the APMI is connected to the ALM portof the AFMU board at one end, referring to 5.3.2 AFMU; and is connected to the J3 port of theAPMI board at the other end, referring to 5.3.1 APMI.



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6 Installing the APM30 Hardware

About This Chapter

This describes the information about the APM30 installation and the procedure for installing theAPM30. The installation procedure involves preparing for the APM30 installation, installingthe APM30 cabinet and auxiliary devices, installing the APM30 cables, powering on the APM30,and checking the APM30 hardware installation.

6.1 General Information for Installing the APM30Before the installation of the APM30 cabinet, you need to know the following information:installation modes, space requirements, and cable connections of the APM30 cabinet.

6.2 Procedure for Installing the APM30This descries how to install the APM30 hardware regarding the base, cabinet, components, andcables. Hardware check items and power-on status check items are also provided.

6.3 Preparing for the APM30 InstallationThis describes how to prepare for the APM30 installation. Before installing the APM30, youmust perform unpacking inspection and prepare the tools and instruments ready. This is aprerequisite for the successful APM30 installation.

6.4 Installing the APM30 CabinetThis describes how to install the APM30 cabinet. The APM30 cabinet can be installed on theconcrete floor, on a metal pole, or on the battery cabinet, depending on field conditions.

6.5 Installing the Components of the APM30This describes how to install the components of the power cabinet and the battery cabinet.

6.6 Installing the Cables of the APM30This describes how to install the cables of the APM30 and how to seal the cable holes.

6.7 Checking the Power-on Status of the APM30 CabinetThis describes how to check the power-on status of the APM30 cabinet after hardwareinstallation.

6.8 Checklist for the APM30 Hardware InstallationThe checklist for the APM30 hardware installation consist of the check items regarding cabinetinstallation, electrical connections, and field cleanliness.

APM30User Guide 6 Installing the APM30 Hardware


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6.1 General Information for Installing the APM30Before the installation of the APM30 cabinet, you need to know the following information:installation modes, space requirements, and cable connections of the APM30 cabinet.

6.1.1 Installation Modes of the APM30 CabinetThe APM30 cabinet can be installed on the concrete floor, on the metal pole, or stacked on thebattery cabinet.

6.1.2 Space Requirements of the APM30 CabinetTo facilitate the cabling, operation, and maintenance, the APM30 cabinet installed in differentmodes must be in strict compliance with the space requirements.

6.1.3 Cable Connections of the APM30 Power CabinetThe cables of the APM30 power cabinet can be front-accessed. All cables are routed on the front,and led out from the bottom of the cabinet.

6.1.4 Cable Holes of the APM30The APM30 cabinet has multiple cable holes at the bottom. The cabling method is different indifferent scenarios.

6.1.1 Installation Modes of the APM30 CabinetThe APM30 cabinet can be installed on the concrete floor, on the metal pole, or stacked on thebattery cabinet.

Figure 6-1 shows the installation modes of the APM30 cabinet.

6 Installing the APM30 HardwareAPM30

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Figure 6-1 Installation modes of the APM30 cabinet

6.1.2 Space Requirements of the APM30 CabinetTo facilitate the cabling, operation, and maintenance, the APM30 cabinet installed in differentmodes must be in strict compliance with the space requirements.

Space Requirements of the Single APM30 CabinetThe power cabinet, battery cabinet, and transmission cabinet have the same space requirements,as shown in Figure 6-2.



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Figure 6-2 Space requirements of the single APM30 cabinet (unit: mm)

NOTE

l If the APM30 cabinet is stacked on the RF cabinet or installed side by side with the RF cabinet, thespace requirements of the APM30 cabinet are consistent with those of the RF cabinet.

l The space of 300 mm height at the bottom of the APM30 is used when the APM30 is installed on apole or on a wall.

Space Requirements of the Two Cabinets

When the power cabinet is stacked on the battery cabinet, the space requirements of the powercabinet are consistent with those of the single APM30 cabinet. Refer to Space Requirementsof the Single APM30 Cabinet.

Figure 6-3 shows the space requirements of the APM30 cabinet installed with the batterycabinet.

Figure 6-3 Space requirements for the power cabinet installed side by side with the batterycabinet (unit: mm)


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Requirements of the Concrete BaseWhen the APM30 cabinet is installed on the concrete floor, you must make a concrete base first.Figure 6-4 shows the recommended dimensions of the concrete base.

NOTE

l The height of the concrete base should meet the requirements of cabinet heat dissipation and local floodprevention. The concrete base should be at least 200 mm higher than the floor. This ensures that thecabinet can be naturally cooled, or that rain water or flood water cannot enter the cabinet. When castingthe concrete base, ensure that the horizontal error of the surface is not greater than 5 mm.

Figure 6-4 Recommended dimensions of the concrete base

6.1.3 Cable Connections of the APM30 Power CabinetThe cables of the APM30 power cabinet can be front-accessed. All cables are routed on the front,and led out from the bottom of the cabinet.

Figure 6-5 shows the cable connections of the APM30 working with the separated base stations.

Figure 6-5 Cable connections of the APM30 power cabinet



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Table 6-1 describes the cable connections of the APM30 power cabinet.

Table 6-1 Description of the cable connections of the APM30 power cabinet

SN Description

1 Environment monitoring signal cable for thepower cabinet

2 Monitoring signal cable between the PMUand the APMI

3 AC input power cable

4 SFP high-speed cable between the BBU andthe RFU

5 E1/T1 cable

6 Input power cable of the BBU

7 Alarm signal cable of the BBU

8 DC power cable of the AFMU

6.1.4 Cable Holes of the APM30The APM30 cabinet has multiple cable holes at the bottom. The cabling method is different indifferent scenarios.

Cabling Method of a Single Power Cabinet

Figure 6-6 shows the cabling method of a single power cabinet.

Figure 6-6 Cabling Method of a Single Power Cabinet

Cabling method of a single power cabinet is as follows:


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l E1/FE cables– The E1/FE cables are preferentially routed through hole 3. When hole 3 is inadequate,

they can be routed through hole 4, but they should be separated from the output DCpower cable using fireproof clay.

– Considering the cabling of transmission or microwave equipment, the E1/FE cables canalso be routed through hole 1. But they should be separated from the input AC powercable as far as possible using fireproof clay. The distance between two kinds of cablesshould be longer than 30 mm.

l When the E1/FE cable and DC power cable are led into the cabinet, they should be properlygrounded using a grounding clip respectively.

l CPRI optical cable: is routed preferentially through hole 4. When hole 4 is inadequate, thecable can be routed through hole 3.

l When the input and the output AC power cables are both routed through hole 1, they shouldbe separated from each other to avoid interference in the output cable caused by lightningsurge on the input cable.

Cabling Method of a Power Cabinet Stacked on a Battery Cabinet

Figure 6-7 shows the cabling method of a power cabinet stacked on a battery cabinet.

Figure 6-7 Cabling Method of a Power Cabinet Stacked on a Battery Cabinet

Cabling method of a power cabinet stacked on a battery cabinet is as follows:

l E1/FE cables– The E1/FE cables are preferentially routed through hole 4. But they should be separated

from the output DC power cable using fireproof clay. When hole 4 is inadequate, thecables can be routed through hole 3.

– Considering the cabling of transmission or microwave equipment, the E1/FE cables canalso be routed through hole 1. But they should be separated from the input AC powercable as far as possible using fireproof clay. The distance between two kinds of cablesshould be longer than 30 mm.



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l CPRI optical cable: is routed preferentially through hole 3. When hole 3 is inadequate, thecables can be routed through hole 4.

l When the input and the output AC power cables are both routed through hole 1, they shouldbe separated from each other to avoid interference in the output cable caused by lightningsurge on the input cable.

l The cables from hole 1 should be routed through the left cable hole at the bottom of thebattery cabinet. The cables from hole 3 and 4 should be routed through the right cable holeat the bottom of the battery cabinet.

6.2 Procedure for Installing the APM30This descries how to install the APM30 hardware regarding the base, cabinet, components, andcables. Hardware check items and power-on status check items are also provided.

PrerequisiteThe site preparations are already made.

Procedure for installing the APM30


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Procedure

Step 1 6.3.1 Unpacking Inspection for the APM30 and arrange for 6.3.2 Tools and InstrumentsRequired for the APM30 Installation.

Step 2 6.4 Installing the APM30 Cabinet.

Step 3 6.5 Installing the Components of the APM30.

Step 4 6.6 Installing the Cables of the APM30.

Step 5 6.8 Checklist for the APM30 Hardware Installation.

Step 6 6.7 Checking the Power-on Status of the APM30 Cabinet.

----End

6.3 Preparing for the APM30 InstallationThis describes how to prepare for the APM30 installation. Before installing the APM30, youmust perform unpacking inspection and prepare the tools and instruments ready. This is aprerequisite for the successful APM30 installation.

6.3.1 Unpacking Inspection for the APM30After the APM30 arrives at the site, you should unpack the APM30 and check the items in thepackage. This is essential for successful installation.

6.3.2 Tools and Instruments Required for the APM30 InstallationThis describes the tools and instruments required for the APM30 installation. This is aprerequisite for the successful APM30 installation.

6.3.1 Unpacking Inspection for the APM30After the APM30 arrives at the site, you should unpack the APM30 and check the items in thepackage. This is essential for successful installation.

The APM30 can be unpacked only after the equipment is delivered to the installation site. Theunpacking inspection must be performed by the representative of the customer and the personnelauthorized by Huawei.

To perform unpacking inspection, unpack the packing case, take out the Packing list, and thencheck the customer's name and address, machine number, total number of products, case number,and contract number according to the Packing list.

l If the product type and quantity comply with the packing list, sign the Packing list with thecustomer.

l If there is any short shipment, wrong shipment, or equipment damage, fill in the CargoProblem Report and provide feedback for the order management engineer in the localHuawei office within three days.

6.3.2 Tools and Instruments Required for the APM30 InstallationThis describes the tools and instruments required for the APM30 installation. This is aprerequisite for the successful APM30 installation.

Table 6-2 lists the tools and instruments required for the APM30 installation.



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Table 6-2 Tools and instruments

Generaltools

Measuring tools 5 m measuring tape and level instrument

Marking tools Marking pen, ink fountain, and pencil

Drilling tools Percussion drill with drill bits Ф14 andФ16, and cleaner

Clamping tools

Straight screwdrivers: M3-M6Cross screwdrivers: M3–M6Adjustable wrenchSocket wrenches: M6, M8, M12, M14,M17, and M19Double offset ring spanners: M6, M8,M12, M14, M17, and M19Combination wrench M17 and M19Long-arm wrench

Pliers Sharp-nose pliers, diagonal pliers, rubberhammer, and claw hammer

Auxiliary tools Brush, paper knife, insulating tape,electric knife, and power connector boardwith 3 two-phase sockets and 3 three-phase sockets (current capacity > 15 A)

Special tools Earth resistance tester, ESD wrist strap,ESD gloves, cable peeler, crimpingpliers, RJ-45 crimping pliers, wirepunchdown tool, wire cutter, non-conductive screwdriver, multi-purposecrimping pliers, and wire punchdownpliers

Instruments Digital multimeter

6.4 Installing the APM30 CabinetThis describes how to install the APM30 cabinet. The APM30 cabinet can be installed on theconcrete floor, on a metal pole, or on the battery cabinet, depending on field conditions.

6.4.1 Installing the APM30 Cabinet on a Concrete FloorThis describes how to install the APM30 cabinet on a concrete floor.

6.4.2 Installing the APM30 Cabinet on a Metal PoleThis describes how to install the APM30 cabinet on a metal pole.

6.4.3 Stacking the APM30 Cabinet on the Battery CabinetThis describes how to install the APM30 cabinet on the battery cabinet. This installation modetakes up a smaller footprint and can supply backup power for a relatively long period of time.


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6.4.1 Installing the APM30 Cabinet on a Concrete FloorThis describes how to install the APM30 cabinet on a concrete floor.

Context

CAUTIONThe APM30 in full configuration weighs 130 kg. The concrete floor should be strong enoughto bear the weight.

Procedure

Step 1 According to the Space Requirements of the APM30, determine the position of the cabinet onthe concrete floor.

Step 2 Determine the position of the base according to the position of the cabinet.

Step 3 Place the base in position and use a marking pen to mark four anchor points. You can also markthe four anchor points according to the space between the holes, as shown in Figure 6-8.

Figure 6-8 Determining the anchor points (unit: mm)

Step 4 Drill holes at the marked anchor points, and install the expansion bolt assemblies, as shown inFigure 6-9.



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Figure 6-9 Installing the expansion bolt assembly

(1) Bolt M12 x 60 (2) Spring washer 12 (3) Flat washer 12 (4) Expansion tube

Step 5 Place the base on the concrete floor and align the holes at the bottom of the base with the boltholes in the floor.

Step 6 Lead each bolt M12 x 60 through the spring washer 12 and flat washer 12 in turn. Put each boltinto the expansion tube through the hole in the base, as shown in Figure 6-10.

Figure 6-10 Fixing the base

Step 7 Turn the bolts clockwise using a wrench to fix the base on the floor.

Step 8 Open the cabinet door, remove the sealing caps at the installation holes, as shown in Figure6-11.


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Figure 6-11 Removing the sealing caps

Step 9 Carry the cabinet onto the base.

CAUTIONThe cabinet can be carried by human labor if lifting tools cannot be used on site.

1. Remove the four fillers at the top of the cabinet, and screw the lifting eyes into the screwholes, as shown in Figure 6-12.



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Figure 6-12 Installing the Lifting Eye

(1) Filler (2) Lifting eye

NOTE

The removed fillers should be properly stored for future use.

2. Lift the cabinet through the lifting equipment and place the cabinet onto the base slowly.

CAUTIONl During the cause of lifting, the matters needing attention are as follows: The four lifting

eyes should be secured; the angle between the lifting rope and cabinet top should belager than or equal to 60°; the cabinet should be kept as level as possible; the cabinetdoor is properly closed.

l If the cabinet is installed in adverse weather (for example, strong wind), be cautious notto let the cabinet fall down during the whole cause of lifting.

Step 10 Push the cabinet slowly until the two sloping surfaces of the installation block of the cabinet andthat of the base are jointed, as shown in Figure 6-13.


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Figure 6-13 Aligning the installation blocks

(1) Installation block of the base (2) Installation block of the cabinet

Step 11 Adjust the position of the cabinet to align the holes at the bottom of the cabinet with the holesof the base.

Step 12 Lead each bolt M12 x 25 through the spring washer 12 and flat washer 12 in turn. Insert the boltassemblies into the holes at the bottom of the cabinet, and then tighten the four bolts diagonally,as shown in Figure 6-14.

Figure 6-14 Fixing the APM30 cabinet

Step 13 Use a wrench to tighten the bolts clockwise. In this way, the APM30 cabinet is secured on thebase.



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Step 14 Remove the four lifting eyes at the top of the cabinet. And use the removed fillers to seal thescrew holes, as shown in Figure 6-15.

Figure 6-15 Removing the lifting eyes

(1) Lifting eye (2) Filler

----End

6.4.2 Installing the APM30 Cabinet on a Metal PoleThis describes how to install the APM30 cabinet on a metal pole.

Context

CAUTIONThe APM30 cabinet in full configuration weighs 130 kg. so it should be verified that the metalpole is strong enough to support the weight. To ensure successful installation, two persons arerequired.

The APM30 cabinet can be lifted by equipment. For details, refer to Step 9 and Step 14 in 6.4.1Installing the APM30 Cabinet on a Concrete Floor.

ProcedureStep 1 According to the space requirements of the APM30, determine the position for installing the

cabinet on the metal pole.

Step 2 Use bolts M10 x 180 and nuts to install the two fixture assemblies on the metal pole, as shownin Figure 6-16.


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Figure 6-16 Installing the fixture assemblies

(1) Fixture assembly (2) Spring washer 10 (3) Flat washer 10 (4) Bolt M10 x 180 (5) Metal pole

Step 3 Fasten the bolts and nuts to mount the fixture assemblies on the pole, as shown in Figure6-17.

NOTE

During the installation, you can install the upper fixture assembly and fix the APM30 cabinet on it. Andthen adjust the position of the lower fixture assembly according to the position of the cabinet and finallymount the lower fixture assembly on the pole.



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Figure 6-17 Installing the fixture assemblies

(1) Fixture assembly (2) Metal pole (3) Bolt M10 x 180 (4) Vertical plane (5) Horizontal plane

Step 4 Close the cabinet door and use screws M8 x 16 to install four mounting ears on the back of theAPM30 cabinet, as shown in Figure 6-18.

Figure 6-18 Installing the mounting ears


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NOTE

Lean the cabinet against the edge of a platform to suspend the cabinet, and then install the mounting ears.If there is no platform on site, place the cabinet against a plastic foam and then lift the rear of the cabinetto install the mounting ears.

Step 5 Install the screws assembled with spring washers and flat washers on the fixture assemblies andfasten the screws for six to seven pitches, as shown in Figure 6-19.

Figure 6-19 Installing the screws on the fixture assemblies

(1) Spring washer (2) Flat washer

Step 6 Lead the screws through the mounting ears, put on the spring washers and flat washers, and theninstall them on the fixture assemblies. Fasten the four screws in turn, as shown in Figure 6-20.



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Figure 6-20 Installing the APM30 cabinet on the metal pole

Step 7 Use a wrench to tighten the bolts clockwise. In this way, the APM30 cabinet is securely fixedon the metal pole.

Step 8 Open the door of the APM30 cabinet and fill the plastic tubes delivered with the cabinet in theinstallation holes, as shown in Figure 6-21.


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Figure 6-21 Filling the plastic sticks in the installation holes

(1) Plastic stick (2) Sealing cap

Step 9 Close the door of the APM30 cabinet.

----End

6.4.3 Stacking the APM30 Cabinet on the Battery CabinetThis describes how to install the APM30 cabinet on the battery cabinet. This installation modetakes up a smaller footprint and can supply backup power for a relatively long period of time.

Context

The APM30 cabinet and the battery cabinet can be lifted by equipment. For details, refer to Step9 and Step 14 in 6.4.1 Installing the APM30 Cabinet on a Concrete Floor.

Procedure

Step 1 Determine the position for installing the battery cabinet on the concrete floor by referring to6.1.2 Space Requirements of the APM30 Cabinet.

Step 2 Install the base on the concrete floor by referring to Step 2 to Step 7 in 6.4.1 Installing theAPM30 Cabinet on a Concrete Floor.



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Step 3 Install the battery cabinet on the base by referring to Figure 6-22.

Figure 6-22 Installing the battery cabinet

NOTETo install the battery cabinet on the base, which is the same as to install the power on the base, refer to6.4.1 Installing the APM30 Cabinet on a Concrete Floor.

Step 4 Remove the four sealing caps at the top of the battery cabinet, as shown in Figure 6-23.


NOTEThe four holes at the top of the battery cabinet where the sealing caps are located are used to connect theAPM30 cabinet that are stacked on the battery cabinet.


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Step 5 Open the door of the battery cabinet and loosen the screws on the cover plates. Remove the coverplates, as shown in Figure 6-24.

Figure 6-24 Removing the cover plates

Step 6 Install the cabling plates on the same places, and fasten the screws, as shown in Figure 6-25.

Figure 6-25 Installing the cabling plates

Step 7 Apply fireproof clay around the cover plate, as shown in Figure 6-26.



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Figure 6-26 Applying fireproof clay

(1) cover plate (2) fireproof clay (3) battery cabinet

Step 8 Open the cabinet door and remove the sealing caps at the installation holes, as shown in Figure6-27.


Step 9 After the sealing caps are removed, place the APM30 cabinet above the battery cabinet. Ensurethat the cable inlets at the bottom of the APM30 cabinet are aligned with the cable outlets at thetop of the battery cabinet, as shown in Figure 6-27.


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Figure 6-28 Stacking the APM30 cabinet on the battery cabinet

Step 10 Adjust the position to align the cable inlets and outlets. Use four M12 x 10 bolts to connect thetwo cabinets.

Step 11 Use the wrench to secure the APM30 cabinet on the battery cabinet by tightening the boltsclockwise.

----End

6.5 Installing the Components of the APM30This describes how to install the components of the power cabinet and the battery cabinet.

6.5.1 Installing the Components of the APM30 Power CabinetThis describes how to install the PMU, PSU, user device, and batteries in the APM30 powercabinet.

6.5.2 Installing the Components of the APM30 Battery CabinetThis describes how to install the batteries and heater of the APM30 battery cabinet.

6.5.1 Installing the Components of the APM30 Power CabinetThis describes how to install the PMU, PSU, user device, and batteries in the APM30 powercabinet.

6.5.1.1 Installing the PMU/PSUsThis describes how to install the PMU or PSUs in the power subrack of the APM30 cabinet. ThePMU/PSUs are used for rectification and monitoring.

6.5.1.2 Installing the User Device



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This describes how to install the user device in the APM30 cabinet. The APM30 provides spacefor the user device. The APM30 installers can determine an appropriate position for the userdevice to meet actual needs.

6.5.1.3 Installing the Batteries for the APM30 Power CabinetTwo -48 V 12 Ah battery groups, which are equivalent to a -48 V 24 Ah battery group, can beinstalled in the power cabinet.

Installing the PMU/PSUsThis describes how to install the PMU or PSUs in the power subrack of the APM30 cabinet. ThePMU/PSUs are used for rectification and monitoring.

Context

CAUTIONTake proper ESD protection measures, for example, wear an ESD wrist strap or a pair of ESDgloves, to prevent electrostatic damage to the PMU/PSUs.

Procedure

Step 1 Determine the position for installing the PMU/PSUs.

Figure 6-29 shows the installation position of the PMU/PSUs.

Figure 6-29 Installation position of the PMU/PSUs

Step 2 Table 6-3 describes the settings of the DIP switch on the PMU. Figure 6-30 shows the DIPswitch on the PMU.


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Table 6-3 Setting the DIP switch on the PMU

Application of theAPM30

DIP Switch Address1 2 3 4 5 6 7 8

WCDMA/GSM/WIMAXdistributedor separatedbase stations

ON ON OFF OFF OFF OFF OFF OFF 3

Figure 6-30 Setting the DIP switch on the PMU

Step 3 Place the PMU/PSUs in the corresponding slot, and then loosen the screws on the handle of thePMU/PSU panel by using a straight screwdriver, as shown in Figure 6-31.

Figure 6-31 Loosening the screws on the handle



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Step 4 Pull the handle on the PMU/PSU panel, as shown in Figure 6-32.

Figure 6-32 Pulling the handle of the PMU/PSU panel

Step 5 Slide the PSU along the guide rails into the slot and then push the handle.

Step 6 Fasten the screws on the handle.

----End

Installing the User DeviceThis describes how to install the user device in the APM30 cabinet. The APM30 provides spacefor the user device. The APM30 installers can determine an appropriate position for the userdevice to meet actual needs.

Procedure

Step 1 Determine the position for installing the user device in the APM30 cabinet, as shown in Figure6-33.


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Figure 6-33 Position for installing the user device in the APM30 cabinet

(1) 7 U space for the user device

Step 2 Loosen and remove the panel screws M6 x 12 from the mounting bar, and then remove the fillerpanel.

Step 3 Slide the user device gently along the guide rails into the cabinet, and then fasten the screws M6x 12 on the panel, as shown in Figure 6-34.

Figure 6-34 Installing the user device in the APM30 cabinet

----End

Installing the Batteries for the APM30 Power CabinetTwo -48 V 12 Ah battery groups, which are equivalent to a -48 V 24 Ah battery group, can beinstalled in the power cabinet.



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DANGERl Before installation, set the MCB labeled Bat under the rectifier to OFF to avoid a high current.

l During installation, do not short-circuit the positive and negative poles of batteries. The toolssuch as wrenches and screwdrivers must be insulated. Otherwise, the batteries may be burnt,which leads to injuries.

Figure 6-35 shows the position of the MCB for the battery.

Figure 6-35 Position of the MCB

Precautionsl The power cables of batteries are black and red cables, among which the –48 V power cable

is black and the RTN(+) power cable is red.l Hold the batteries with both hands because they are heavy. Carry and place the batteries

gently to avoid damage to them.l Ensure that The installation tools are insulated.

l Keep the plastic housing of the batteries and the electrode wiring terminals intact duringinstallation.

l Leave a space of at least 10 mm between the batteries.

Cable Connections of the BatteriesFigure 6-36 shows the cable connections of the batteries.


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Figure 6-36 Cable connections of the batteries

(1) Battery busbar (2) RTN(+) power cable (3) -48 V power cable

(4) A single 12 V 12 Ah battery (5) Cable for series connection

Procedure

Step 1 Determine the installation position of the batteries, that is, a space of 3 U at the bottom in thecabinet.

Step 2 Place the four -12 V 12 Ah batteries in the front of the battery cabin.

Step 3 Use cables to connect the batteries in series, as shown in Figure 6-37.

Figure 6-37 Connecting the batteries in series

NOTE

The two ends of the cables are female connectors. The positive and negative poles of the batteries are maleconnectors. When connecting the batteries in series, link the female connectors of the cables to the maleconnectors on the batteries.

Step 4 Connect the power cables to the positive and negative poles of the batteries and wrap the OTterminals of power cables with insulation tapes.



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NOTEOne end of the power cable is a female connector that is linked to one of the poles on the battery, whereasthe other end is an OT terminal that is linked to the battery busbar.

Step 5 After cable connection, push the battery group gently into the rear of the battery cabin.

Step 6 Install the next group of batteries in the same way. Figure 6-38 shows the installed batterygroups.

Figure 6-38 Installing the -48 V 24 Ah battery group

NOTEThe -48 V 12 Ah battery group contains four -12 V 12 Ah batteries.

Step 7 Press both sides of the protecting hood and remove it from the battery busbar, as shown in Figure6-39.

Figure 6-39 Removing the protecting hood from the battery busbar

Step 8 Use a -48 V power cable to connect the negative battery busbar to wiring terminal BAT(-) onthe power subrack, and use an RTN(+) power cable to connect the positive battery busbar towiring terminal BAT(+) on the power subrack.

Step 9 Remove the insulation tapes from the OT terminals of the power cables and connect the OTterminals to the battery busbar.


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NOTE

Lead the -48 V power cable of the battery busbar from the right side of the protecting hood, lead the RTN(+) power cable from the left side, and then route the power cables along the right side of the cabinet tothe power subrack.

Step 10 Reinstall the protecting hood of the battery busbar.

Step 11 Bind the power cables neatly with cable ties.

----End

6.5.2 Installing the Components of the APM30 Battery CabinetThis describes how to install the batteries and heater of the APM30 battery cabinet.

6.5.2.1 Installing the Batteries of the APM30 Battery CabinetThe APM30 battery cabinet can be configured with a group of -48 V 50 AH or -48 V 92 AHbatteries to supply backup power to distributed base stations and mini base stations for arelatively long period of time.

6.5.2.2 Installing the Heating Film of the APM30 Battery CabinetThe heating films are installed on the upper and lower trays in the APM30 battery cabinet whenthe ambient temperature is low.

Installing the Batteries of the APM30 Battery Cabinet

The APM30 battery cabinet can be configured with a group of -48 V 50 AH or -48 V 92 AHbatteries to supply backup power to distributed base stations and mini base stations for arelatively long period of time.

DANGERl Before installation, set the MCB labeled Bat under the rectifier to OFF in case of high current.

l During installation, the positive and negative poles of batteries should not be short-circuited.The tools such as wrenches and screwdrivers must be insulated. Otherwise, the batteries maybe burnt and thus cause human injuries.

Figure 6-40 shows the MCBs of the batteries.

Figure 6-40 MCBs of the batteries



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Precautionsl The power cables of batteries are black cables and red cables, among which the -48 V power

cable is black and the RTN(+) power cable is red.l The batteries are heavy and you should hold them with both hands. Carry and place the

batteries gently to avoid damage to them.l The installation tools must be insulated.

l The plastic housing of the batteries and the electrode wiring terminals must be kept intactduring the installation.

Cable Connections of the BatteriesThe -48 V 92 AH battery group is the same as the -48 V 50 AH battery group in connections.This task takes the -48 V 50 AH battery group as an example, as shown in Figure 6-41.

Figure 6-41 Cable connections of the -48 V 50 AH battery group

(1) Copper bar (2) RTN(+) power cable (3) -48 V power cable (4) A single 12 V 50 AHbattery

(5) Inter-battery bar

In parallel connection, the -48 V 50 AH battery groups can be extended to a -48 V 100 AHbattery group, as shown in Figure 6-42.


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Figure 6-42 Cable connections of the -48 V 100 AH battery group

NOTEIn parallel connection, the -48 V 92 AH battery groups can be extended to a -48 V 184 AH battery group.The connection is the same as that for the -48 V 50 AH battery group.

Procedure

Step 1 Place the batteries on the guide rails one by one, from bottom to top and left to right. Then, slidethem into the cabinet, as shown in Figure 6-43.

Figure 6-43 Installing the -48 V 100 AH battery group

(1) A single 12 V 50 AH battery

Step 2 Remove the protecting hood from the wiring terminals and connect the batteries in series byusing three in-battery bars, as shown in Figure 6-44.



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Figure 6-44 Connecting the batteries in series

(1) Inter-battery bar

----End

Installing the Heating Film of the APM30 Battery CabinetThe heating films are installed on the upper and lower trays in the APM30 battery cabinet whenthe ambient temperature is low.

ContextThe heating film must be installed before the batteries.

Procedure

Step 1 Installing the upper heating film for the APM30 battery cabinet1. Remove the captive screws from the upper tray of the battery cabinet.2. Hold the tray and gently pull it out of the guide rails.3. Attach the heating film to the tray according to the instructions, as shown in Figure 6-45.

Figure 6-45 Installing the heating film

(1) Tray (2) Heating film


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4. Install the two relays of the red cables of the heating film on the bolt holes at the back ofthe tray, and then bind the cables with cable ties, as shown in Figure 6-46.

Figure 6-46 Installing the relays

NOTEWhen the upper and lower trays need to be attached with heating films, install the relays of bothheating films on the back of the upper tray.

5. Hold the tray with hands and gently push it along the guide rails into the cabinet.6. Fasten the three captive screws on the tray to fix the tray to the guide rails.7. Connect the read and black cables of the heating films to the AC input terminals L and N

on the left side of the battery cabinet.8. Bind the cables neatly with cable ties.

Step 2 Installing the lower heating film for the APM30 battery cabinet1. Remove the four captive screws on the bottom plate of the battery cabinet and then remove

the bottom plate.2. Follow Step 1.3 and Step 1.4 to install the heating film.3. Place the tray in installation position and fasten the four captive screws to the tray.4. Follow Step 1.7 and Step 1.8 to connect the cables.5. Place the bottom plate in the cabinet and fasten the four captive screws.

----End

6.6 Installing the Cables of the APM30This describes how to install the cables of the APM30 and how to seal the cable holes.

6.6.1 Installing the Cables of the APM30 Power CabinetThis describes how to install the cables of the APM30 power cabinet, including the PGND cable,power input cable, environment monitoring signal cable of the PMU, and monitoring signalcable between the PMU and the APMI.

6.6.2 Installing the Cables of the APM30 Battery CabinetThis describes how to install the cables of the APM30 battery cabinet, including the equipotentialcable, power cable, and temperature monitoring signal cable for the batteries.

6.6.3 Installing the Power Cable for the APM30 Transmission Cabinet



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This describes how to install the cables for the APM30 transmission cabinet. The cables consistof the equipotential cable, power cable, and monitoring signal cable. The equipotential cable isused only when the APM30 transmission cabinet is stacked on or placed side by side with theAPM30 power cabinet or the RF cabinet.

6.6.4 Sealing the Cable HolesThis describes how to seal the cables holes with fireproof clay after the APM30 cables areinstalled.

6.6.1 Installing the Cables of the APM30 Power CabinetThis describes how to install the cables of the APM30 power cabinet, including the PGND cable,power input cable, environment monitoring signal cable of the PMU, and monitoring signalcable between the PMU and the APMI.

6.6.1.1 Installing the PGND Cable for the APM30 Power CabinetThe PGND cables of the APM30 power cabinet, surge protector, and user devices are allconnected to the grounding busbar.

6.6.1.2 Installing the Input Power Cable of the APM30 Power CabinetThe APM30 power cabinet uses different PDUs to support three types of AC power inputs,namely, 220 V single-phase, 220 V three-phase, and 110 V dual-live-wire. This task takes the220 V AC three-phase power input as an example.

6.6.1.3 Installing the Environment Monitoring Signal Cable for the APM30 Power CabinetThe environment monitoring signal cable for the APM30 power cabinet is used to transmit thealarm signals from the APMI to the PMU.

6.6.1.4 Installing the PMU-APMI Monitoring Signal Cablethe PMU-APMI Monitoring Signal Cable is used to transmit alarm signals from the PMU to theAPMI and report them to the BBU.

6.6.1.5 Installing the Input Power Cable of the Heater in the Power CabinetThe input power cable of the heater in the power cabinet is connected between the heater andthe 8-pin wiring terminal.

Installing the PGND Cable for the APM30 Power Cabinet

The PGND cables of the APM30 power cabinet, surge protector, and user devices are allconnected to the grounding busbar.

Contextl The PGND cables of the cabinet door, DC power distribution subrack, AC surge protector,

and DC surge protector are connected before delivery so that they need not be installed onsite.

Procedure

Step 1 Determine the position of the grounding busbar.

Step 2 Lead the grounding bus through the cable hole at the bottom of the base, then through the cablehole on the left side, and finally into the cabinet. Connect the OT terminal at one end of thegrounding bus to the grounding busbar and fasten the nuts on the grounding busbar.


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Step 3 Connect the other end of the grounding bus to the outdoor grounding bar nearby, as shown inFigure 6-47.

Figure 6-47 Installing the PGND cable for the power cabinet

----End

Installing the Input Power Cable of the APM30 Power Cabinet

The APM30 power cabinet uses different PDUs to support three types of AC power inputs,namely, 220 V single-phase, 220 V three-phase, and 110 V dual-live-wire. This task takes the220 V AC three-phase power input as an example.

Context

Different PDUs and short-circuiting modes are used for different AC power inputs. For details,refer to Table 3-6. Accordingly, the connections of power cables are different.

l For 220 V AC single-phase power inputs, the L wire is connected to one of the AC inputwiring terminals labeled L1, L2, and L3, and the N wire is connected to the AC input wiringterminal labeled N.

l For 220 V AC three-phase power inputs, the L1, L2, and L3 wires are connected to the ACinput wiring terminals labeled L1, L2, and L3 respectively (with the short-circuiting barsremoved), and the N wire is connected to the AC input wiring terminal labeled N. For inputsin three-phase five-wire mode, the PE cable should be connected to the grounding bar onthe side wall of the cabinet.

l For 110 V AC dual-live-wire power inputs, the L1 wire is connected to the AC input wiringterminal labeled L1, and the L2 wire is connected to the AC input wiring terminal labeledL2.



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Figure 6-48 shows the AC input wiring terminals on the PDU for 220 V AC three-phase powerinputs.

Figure 6-48 AC wiring terminals

Procedure

Step 1 Loosen the nut and remove the transparent protecting hood from the AC input wiring terminal.

Step 2 Remove the captive screws from the AC input wiring terminals labeled L1, L2, and L3, and thenremove the short-circuiting bar, as shown in Figure 6-49.

Figure 6-49 Removing the short-circuiting bars

NOTEWhen the 220 V single-phase input or 110 V dual-live-wire input is used, the short-circuiting bars on theAC input terminals need not be removed.

Step 3 Strip the jacket of the AC power cable in proper length and make the L1, L2, L3, and N wiresinto OT terminals.

Step 4 Connect the OT terminals to the AC input wiring terminals labeled L1, L2, L3, and N on thePDU, and then fasten the captive screws, as shown in Figure 6-50.

Step 5 Fasten the nut and fix the protecting hood.

Step 6 Bind the AC power cables neatly with cable ties.


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Figure 6-50 Installing the AC input power cable

----End

Installing the Environment Monitoring Signal Cable for the APM30 PowerCabinet

The environment monitoring signal cable for the APM30 power cabinet is used to transmit thealarm signals from the APMI to the PMU.

Procedure

Step 1 Unpack the environment monitoring signal cable for the power cabinet.

Step 2 Link the DB50 male connector of the environment monitoring signal cable to the COM port onthe PMU panel, as shown in Figure 6-51.



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Figure 6-51 Installing the environment monitoring signal cable for the APM30 power cabinet

(1) Environment monitoring signal cable for the power cabinet

CAUTIONYou must install the DB50 connector of the environment monitoring cable with your hands andplug or pull the connector vertically to prevent false alarms caused by bent pins.

Step 3 Bind the cable with cable ties.

----End

Installing the PMU-APMI Monitoring Signal Cablethe PMU-APMI Monitoring Signal Cable is used to transmit alarm signals from the PMU to theAPMI and report them to the BBU.

Procedure

Step 1 Unpack the monitoring signal cable.

Step 2 Link the RJ-45 connector of the monitoring signal cable to the RS232/RS422 port on the PMUpanel, as shown in Figure 6-52.


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Figure 6-52 Installing the PMU-APMI Monitoring Signal Cable

(1) the PMU-APMI Monitoring Signal Cable

Step 3 Bind the cable with cable ties.

----End

Installing the Input Power Cable of the Heater in the Power CabinetThe input power cable of the heater in the power cabinet is connected between the heater andthe 8-pin wiring terminal.

Contextl The heater has been installed in the power cabinet before delivery.

l The AC input power cable from the two AC output terminals on the PDU to the 8-pin wiringterminal has been installed before delivery.

Figure 6-53 shows the cable connections of the heater.



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Figure 6-53 Cable connections of the heater

Procedure

Step 1 Connect the blue and brown wires of the heater's own power cable to the L and the N sidesrespectively on the 8-pin wiring terminal of the power cabinet.

NOTEThe heater input power cables can be connected to any pair of output pins on the 8-pin wiring terminal.

Step 2 Arrange and bind the AC power cables neatly with cable ties, as shown in Figure 6-53.


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NOTEThe remaining three pairs of AC output pins on the 8-pin wiring terminal can be used to supply power tothe heating films in the battery cabinet, heating films in the RF cabinet, and heater in the transmissioncabinet.

----End

6.6.2 Installing the Cables of the APM30 Battery CabinetThis describes how to install the cables of the APM30 battery cabinet, including the equipotentialcable, power cable, and temperature monitoring signal cable for the batteries.

6.6.2.1 Installing the Equipotential Cable for the APM30 Battery CabinetWhen the APM30 battery cabinet and the APM30 power cabinet of the stacked together, theequipotential cable is used to ground the battery cabinet.

6.6.2.2 Installing the Power Cable for the APM30 Battery CabinetThis describes how to install the power cables for the APM30 battery cabinet. The power cablesconsist of the power cable of the heating film, the power cable connected to positive and negativepoles of the battery, the inter-battery power cable, and the power cable that connects the batteryand the power subrack.

6.6.2.3 Installing the Temperature Monitoring Signal Cable for the BatteriesThe temperature monitoring signal cable for the batteries is connected between the wiringterminal on the batteries to the BAT_TEM1 port on the APMI. Through the APMI of the powercabinet, the temperature-related alarms of the battery cabinet can be reported to the BBU. Thiscable is delivered with the APM30 battery cabinet.

6.6.2.4 Installing the Monitoring Signal Cable for the Door Status Sensor in the Battery CabinetThe monitoring signal cable for the door status sensor in the battery cabinet is connected betweenthe door status sensor in the battery cabinet and the wiring terminal block of the door statussensor in the power cabinet, through which the door status signals are reported.

6.6.2.5 Installing the Input Power Cable of the Heating Film in the Battery CabinetThe input power cable of the heating film is an input AC power cable connected between the 8-pin AC output terminal of the power cabinet and the AC input terminal on the left of the batterycabinet.

Installing the Equipotential Cable for the APM30 Battery Cabinet

When the APM30 battery cabinet and the APM30 power cabinet of the stacked together, theequipotential cable is used to ground the battery cabinet.

Procedure

Step 1 Determine the positions of the grounding busbars in the battery cabinet and the power cabinet.

Step 2 Connect the OT terminal at one end of the equipotential cable to the grounding busbar in thepower cabinet.

Step 3 Route the other end of the equipotential cable through the access hole to the grounding busbarin the battery cabinet.

Step 4 Connect the other OT terminal of the equipotential cable to the grounding busbar in the batterycabinet, as shown in Figure 6-54.



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Figure 6-54 Installing the equipotential cable for the battery cabinet

----End

Installing the Power Cable for the APM30 Battery CabinetThis describes how to install the power cables for the APM30 battery cabinet. The power cablesconsist of the power cable of the heating film, the power cable connected to positive and negativepoles of the battery, the inter-battery power cable, and the power cable that connects the batteryand the power subrack.

PrerequisiteThe batteries are installed in the battery cabinet.

Procedure

Step 1 Remove the protecting hood from the wiring terminals and connect the batteries in series withthree inter-battery bars, as shown in Figure 6-55.


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Figure 6-55 Installing the inter-battery bars

Step 2 According to the power cable connections shown in Figure 6-56, connect the power cable ofthe heating film, the power cable connected to positive and negative poles of the battery, andthe power cable between the battery and the power subrack in turn.

Figure 6-56 Power cable connections in the battery cabinet

NOTEE-E and C-C show the left view and right view of the battery cabinet respectively.

Table 6-4 describes the power cable connections in the battery cabinet.

Table 6-4 Power cable connections in the battery cabinet

SN Description One EndConnected to...

The Other EndConnected to...

1，2 Power cable of theheating film

AC input wiringterminal on copperwiring bar on the leftside of the batterycabinet

AC output wiringterminal on the PDU



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SN Description One EndConnected to...

The Other EndConnected to...

3、5，4、6 AC input powercable of the heatingfilm

AC output wiringterminal on thecopper wiring bar onthe left side of thebattery cabinet

Heating film

7、8 Power cable at thenegative pole

Negative pole Negative wiringterminal on thecopper bar on theright side of thebattery cabinet

9、10 Power cable at thepositive pole

Positive pole Positive wiringterminal on thecopper bar on theright side of thebattery cabinet

11 Cable between theMCB and powerinput terminal of thebattery

Negative inputwiring terminal onthe copper bar on theright side of thebattery cabinet

Negative MCB of thebattery cabinet

12 Cable between theMCB and thenegative pole of thebattery

Negative MCB of thebattery cabinet

Negative wiringterminal on thecopper bar on theright side of thebattery cabinet

13 Power cable at thepositive pole

Negative inputwiring terminal onthe copper bar on theright side of thebattery cabinet

Negative pole BAT(-) of the powersubrack

14 Power cable at thepositive pole of thebattery

Positive wiringterminal on thecopper bar on theright side of thebattery cabinet

Positive pole BAT(+) of the powersubrack

15、16 Door status sensorsignal cable of thebattery cabinet

Switch of the doorstatus sensor

APMI Board

Step 3 The cables should be bound neatly with cable ties.

----End


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Installing the Temperature Monitoring Signal Cable for the BatteriesThe temperature monitoring signal cable for the batteries is connected between the wiringterminal on the batteries to the BAT_TEM1 port on the APMI. Through the APMI of the powercabinet, the temperature-related alarms of the battery cabinet can be reported to the BBU. Thiscable is delivered with the APM30 battery cabinet.

Prerequisitel The tools such as the cross screwdriver and the wire cutter are ready.

l The power cables for the batteries are connected.

ContextBefore delivery, the 2-pin connector at one end of the cable has been connected to theBAT_TEM1 port on the APMI.

Procedure

Step 1 Set the Bat MCB on the front panel of the power supply subrack to OFF.

Step 2 Route the temperature monitoring signal cable for the batteries to the battery cabinet.

Step 3 Unscrew the wiring terminal of the battery on the most left of the battery cabin at the bottomlayer.

Step 4 Put the OT terminals of the temperature monitoring signal cable and battery power cable on thebolt in turn, and then fasten the bolt, as shown in Figure 6-57.

Figure 6-57 Installing the temperature monitoring signal cable for the batteries

Step 5 Route the cable according to the cabling space and bind the cable with cable ties, as shown inFigure 6-58.



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Figure 6-58 Routing the cable

(1) The temperature monitoring signal cable for the batteries

----End

Installing the Monitoring Signal Cable for the Door Status Sensor in the BatteryCabinet

The monitoring signal cable for the door status sensor in the battery cabinet is connected betweenthe door status sensor in the battery cabinet and the wiring terminal block of the door statussensor in the power cabinet, through which the door status signals are reported.

Procedure

Step 1 Remove the short-circuiting lines from the wiring terminal block of the door status sensor in thepower cabinet.


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Step 2 Lead the monitoring signal cable for the door status sensor in the battery cabinet through theinterconnection hole between two cabinets.

Step 3 Connect the monitoring signal cable for the door status sensor in the battery cabinet to the wiringterminal block, as shown in Figure 6-59.

Figure 6-59 Installing the monitoring signal cable for the door status sensor in the battery cabinet

Step 4 Route the cable according to the cabling space and bind the cable with cable ties.

----End

Installing the Input Power Cable of the Heating Film in the Battery CabinetThe input power cable of the heating film is an input AC power cable connected between the 8-pin AC output terminal of the power cabinet and the AC input terminal on the left of the batterycabinet.



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Contextl The two heating films have been installed before delivery, with one in the upper tray and

the other in the lower tray.l The AC input power cable from the two AC output terminals on the PDU to the 8-pin wiring

terminal has been installed before delivery.

Figure 6-60 shows the cable connections of the heating films.

Figure 6-60 Cable connections of the heating films


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Procedure

Step 1 Connect the core end connectors of the blue and brown wires of the heating film input powercable to the L and the N sides respectively on the 8-pin wiring terminal of the power cabinet.

NOTEThe heating film input power cables can be connected to any pair of output pins on the 8-pin wiring terminal.

Step 2 Lead one end of the AC input power cable through the cable hole of the power cabinet, to theAC input terminal of the battery cabinet.

Step 3 Connect the OT terminal at the other end of the heating film input power cable to the wiringterminal of the battery cabinet.

Step 4 Arrange and bind the AC power cables neatly with cable ties, as shown in Figure 6-60.

NOTEThe remaining three pairs of AC output pins on the 8-pin wiring terminal can be used to supply power tothe heater in the power cabinet, heating films in the RF cabinet, and heater in the transmission cabinet.

----End

6.6.3 Installing the Power Cable for the APM30 TransmissionCabinet

This describes how to install the cables for the APM30 transmission cabinet. The cables consistof the equipotential cable, power cable, and monitoring signal cable. The equipotential cable isused only when the APM30 transmission cabinet is stacked on or placed side by side with theAPM30 power cabinet or the RF cabinet.

6.6.3.1 Installing the Equipotential Cable for the APM30 Transmission CabinetWhen the APM30 transmission cabinet and the APM30 power cabinet are installed side by side,the equipotential cable is used to ground the transmission cabinet.

6.6.3.2 Installing the Power Cable for the APM30 Transmission CabinetThe power cable for the APM30 transmission cabinet is used to connect the DC output wiringterminal on the PDU of the power cabinet to the DC input wiring terminal on the DCDU-03Aof the transmission cabinet. It provides DC power for the transmission devices in the transmissioncabinet.

6.6.3.3 Installing the Monitoring Signal Cable for the APM30 Transmission CabinetThe monitoring signal cable for the transmission cabinet is connected to the EXT_ALM1 porton the BBU at one side, and to the alarm ports of the door status sensor, the APMI, and theDCDU of the transmission cabinet at the other side. This cable is delivered with the transmissioncabinet.

6.6.3.4 Installing the Input Power Cable of the Heater in the Transmission CabinetThe input power cable of the heater in the transmission cabinet is an AC input power cableconnected between the 8-pin wiring terminal in the power cabinet and the 2-pin wiring terminalin the transmission cabinet.

Installing the Equipotential Cable for the APM30 Transmission Cabinet

When the APM30 transmission cabinet and the APM30 power cabinet are installed side by side,the equipotential cable is used to ground the transmission cabinet.



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Procedure

Step 1 Determine the positions of the grounding busbars in the transmission cabinet and the powercabinet respectively, as shown in Figure 6-61.

Step 2 Lead the equipotential cable into the power cabinet base through the cable hole on the left sideof the base, and then through the cable inlet at the cabinet bottom into the power cabinet.

Step 3 Loosen the screws on the grounding busbar of the power cabinet. Lead the equipotential cablethrough the flat and spring washers, connect it to the grounding screw, and then fix it to thegrounding busbar.

Step 4 Lead the other end of the equipotential cable to the transmission cabinet. Route the cable throughthe cable inlet on the left side into the transmission cabinet base, and then through the cable inletat the cabinet bottom into the cabinet.

Step 5 Loosen the screws on the grounding busbar of the transmission cabinet. Lead the equipotentialcable through the flat and spring washers, connect it to the grounding screw, and then fix it tothe grounding busbar.

Step 6 All cables should meet the cabling requirements and be bound neatly with cable ties.

Figure 6-61 Installing the equipotential cable for the transmission cabinet

(1) Grounding busbar of thepower cabinet

(2) Grounding bar of thesite

(3) Equipotential cable (4) Grounding busbar of thetransmission cabinet

----End

Installing the Power Cable for the APM30 Transmission Cabinet

The power cable for the APM30 transmission cabinet is used to connect the DC output wiringterminal on the PDU of the power cabinet to the DC input wiring terminal on the DCDU-03Aof the transmission cabinet. It provides DC power for the transmission devices in the transmissioncabinet.


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Contextl The DC output terminals that correspond to the MCBs on the PDU of the power cabinet

are used according to the transmission cabinet capacity.l The DC power cables of the transmission cabinet consist of the -48 V DC power cable and

the RTN(+) power cable. The two types of power cables are connected in the same way.

ProcedureStep 1 Arrange for DC power cables of proper length according to the routing distance between the

DCDU-03A and the PDU.

Step 2 Strip off the jackets at both ends of the power cables in proper length and make the ends intoOT terminals.

Step 3 Loosen the screws and remove the protecting hood from the power subrack to expose the PDU.

Step 4 Connect the OT terminal at one end of the power cable to the DC output wiring terminal on thePDU, and then tighten the screw.

Step 5 Route the cable to the transmission cabinet, as shown in Figure 6-62.

Step 6 Connect the OT terminal at the other end of the power cable to the corresponding wiring terminal,as shown in Figure 6-62.

Figure 6-62 Connecting the power cable of the transmission cabinet

Step 7 Route the cables according to the cabling requirements and bind the cables neatly with cableties.

----End



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Installing the Monitoring Signal Cable for the APM30 Transmission CabinetThe monitoring signal cable for the transmission cabinet is connected to the EXT_ALM1 porton the BBU at one side, and to the alarm ports of the door status sensor, the APMI, and theDCDU of the transmission cabinet at the other side. This cable is delivered with the transmissioncabinet.

ContextThe alarm wires are in different color and should be connected to different wiring terminalblocks. Table 6-5 describes the pin assignment of the alarm wires.

Table 6-5 Connections of the monitoring signal cable for the transmission cabinet



Color WiringTerminal

Pin

X1.1 X2 White Alarm wiringterminal OUT+of the APMI

PIN1

X1.2 X3 Orange Alarm wiringterminal OUT- ofthe APMI

PIN2

X1.3 X4 White Alarm wiringterminal of theDCDU

PIN1

X1.6 X5 Green PIN2

X1.5 X6 White Alarm wiringterminal of thedoor statussensor

PIN1

X1.4 X7 Blue PIN2

Procedure

Step 1 Fix the RJ-45 connector at one end of the monitoring signal cable to the EXT_ALM1 port onthe BBU.

Step 2 Route the monitoring signal cable to the transmission cabinet.

Step 3 Connect the wires of the cable to the corresponding ports of the transmission cabient.1. Connect the blue and white bare terminals (X1.4 and X1.5) to the alarm wiring terminals

on the door status sensor, as shown in Figure 6-63.


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Figure 6-63 Connecting the monitoring signal cable to the door status sensor

2. Connect the white and orange bare terminals (X1.1 and X1.2) to alarm wiring terminalsOUT+ and OUT- on the APMI, as shown in Figure 6-64.

Figure 6-64 Connecting the monitoring signal cable to the APMI

3. Connect the white and green bare terminals (X1.3 and X1.6) to the alarm wiring terminalson the DCDU, as shown in Figure 6-65.

Figure 6-65 Connecting the monitoring signal cable to the DCDU

4. Figure 6-66 shows the installed monitoring signal cable for the transmission cabinet.



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Figure 6-66 Installed monitoring signal cable for the transmission cabinet

(1) DCDU (2) APMI (3) Door status sensor (4) BBU

Step 4 Attach labels to the monitoring signal cable.

----End

Installing the Input Power Cable of the Heater in the Transmission CabinetThe input power cable of the heater in the transmission cabinet is an AC input power cableconnected between the 8-pin wiring terminal in the power cabinet and the 2-pin wiring terminalin the transmission cabinet.

Contextl The heater has been installed in the transmission cabinet before delivery.

l The AC input power cable from the two AC output terminals on the PDU to the 8-pin wiringterminal has been installed before delivery.

Figure 6-67 shows the cable connections of the heater.


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Figure 6-67 Cable connections of the heater

Procedure

Step 1 Connect the blue and brown wires of the heater's own power cable to the L and the N sidesrespectively on the 2-pin wiring terminal of the transmission cabinet.

Step 2 Connect the core end connectors of the blue and brown wires of the heater input power cable tothe L and the N sides respectively on the 8-pin wiring terminal of the power cabinet.

NOTEThe heating film input power cables can be connected to any pair of output pins on the 8-pin wiring terminal.



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Step 3 Route the AC input power cable to the 2-pin wiring terminal in the transmission cabinet.

Step 4 Connect the OT terminal at the other end of the heater input power cable to the 2-pin wiringterminal of the transmission cabinet.

Step 5 Arrange and bind the AC power cables neatly with cable ties.

NOTEThe remaining three pairs of AC output pins on the 8-pin wiring terminal can be used to supply power tothe heater in the power cabinet, heating films in the RF cabinet, and heating films in the battery cabinet.

----End

6.6.4 Sealing the Cable HolesThis describes how to seal the cables holes with fireproof clay after the APM30 cables areinstalled.

ContextThe cable holes to be sealed refer to the holes on both sides of the APM30 cabinet and the holesfor the internal cables between the stacked cabinets.

Procedure

Step 1 Route the cables properly and bind them with cable ties.

Step 2 Seal the cable holes with fireproof clay.

To seal the cable holes, do as follows:

l Apply the fireproof clay to the cable holes. If the APM30 cabinet is installed on a pole or awall, you can fill the clay from both inside and outside of the cabinet.

l If the APM30 cabinet is installed on the floor, you can fill the fireproof clay only from insideof the cabinet.

l To fully seal the cable holes with fireproof clay, you should keep the cables in the center ofthe hole.

Figure 6-68 shows the fireproof clay filled from inside the cabinet.

Figure 6-68 Fireproof clay filled from inside the cabinet

----End


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Postrequisite

6.7 Checking the Power-on Status of the APM30 CabinetThis describes how to check the power-on status of the APM30 cabinet after hardwareinstallation.

Context

DANGERThe power-on status check involves high-voltage operation. Be cautious when conducting thepower-on check. Any direct contact with the input voltage or indirect contact through dampobjects might endanger your life.

Before powering on the APM30, perform the following operations:

l Check the APM30 cabinet installation by referring to Checklist for the APM30 CabinetInstallation.

l Check the electrical connections of the APM30 cabinet by referring to Checklist for theAPM30 Electrical Connections.

Procedure

Step 1 Ensure that the input voltage of the APM30 is from 176 V AC to 290 V AC and that the equipmentis powered on.

Step 2 Set the AC input MCB labeled SW1 to ON to power on the APM30 cabinet.

Step 3 Turn the multimeter to the DC range. Measure the voltage of the DC output terminals LOAD1and LOAD2 in the power supply subrack. The proper range is from –44 V DC to –58 V DC.

Step 4 Set the DC MCB to ON. Turn the multimeter to the DC range. Measure the voltage of the DCoutput terminals in the DC power distribution unit. The proper range is from -44 V DC to -58V DC.

Step 5 Set the AC MCB labeled SW1 APM30 to OFF to power off the APM30 cabinet.

Step 6 Check whether the DC backup power is in normal condition by referring to Step 3 and Step 4.

Step 7 When all the previously mentioned operations are performed, check the field cleanliness byreferring to Checklist for the APM30 Field Cleanliness.

----End

6.8 Checklist for the APM30 Hardware InstallationThe checklist for the APM30 hardware installation consist of the check items regarding cabinetinstallation, electrical connections, and field cleanliness.



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Checklist for the APM30 Cabinet Installation

Table 6-6 lists the check items for the APM30 cabinet installation.

Table 6-6 Checklist for the APM30 cabinet installation

SN Check Item

1 The installation position of the cabinet strictly comply with the engineeringdesign.

2 When the APM30 is mounted on a wall, the holes of the mounting ears arealigned with the bolt holes. The mounting ears are placed against the wallsecurely.

3 When the APM30 is mounted on a metal pole, the pole fixtures are secure andreliable.

4 When the APM30 is installed on the floor, the base is securely installed.

5 The horizontal error of the cabinet is less than 3 mm and the vertical error isnot greater than 3 mm.

6 All the bolts are tightened, especially for electrical connections. The flatwashers and spring washers are completely and properly installed.

7 The cabinet is neat and clean.

8 The paint on the surface of the cabinet is satisfactory.

9 The space reserved for the user devices is covered by a filler panel.

10 The cabinet door and the lock are functional. The gag lever post is tightened.

11 All the labels are complete, correct, and legible.

Checklist for the APM30 Electrical Connections

Table 6-7 lists the check items for the electrical connections of the APM30.

Table 6-7 Checklist for the APM30 electrical connections

SN Check Item

1 All self-made PGND cables are copper-based and have proper wire diameters.No breaking device such as the switch and fuse is allowed for the electricalconnection of the grounding system, and no short circuit is allowed.

2 According to wiring diagram of the power system, check whether the PGNDcables are securely connected, whether the AC lead-in cables and internalcables are properly connected, and whether the screws are tightened. Ensurethat no short circuit occurs in output and input cables.

3 The redundant part of the power cable or PGND cable is stripped off ratherthan coiled.


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SN Check Item

4 The lugs at both ends of the power cable or the PGND cable are securelysoldered or crimped.

5 The exposed wires at the wiring terminals and the lug handles are insulatedby the insulating tape or heat-shrinkable tube.

6 The flat washers and spring washers are well mounted to all wiring terminals.

7 The connectors of each cable are securely connected, especially those at thebottom of the APM30 cabinet.

8 All cables are neatly bound with cable ties, and arranged at even intervals, toproper tightness, and in the same direction.

9 The power cable and PGND cable are routed separately from other cables.

10 The cables are distributed in a way to facilitate maintenance and capacityexpansion.

11 Both ends of each cable are legible. That is, both ends of the cable are labeled.

12 Extra cable ties are stripped off. All cuts are smooth without sharp projections.

13 The negative pole and the positive pole of batteries are correctly connected.

14 According to the APM30 capacity, ensure that all the MCBs are in normalstatus and the MCBs for the batteries are set to ON. When the mains workswithout voltage or with undervoltage, the batteries can provide backup powerfor the APM30 cabinet.

Checklist for the APM30 Field CleanlinessTable 6-8 lists the check items for the field cleanliness of the APM30.

Table 6-8 Checklist for the APM30 field cleanliness

SN Check Item

1 There are no fingerprints or other smears on the surface of the APM30.

2 There are no unnecessary adhesive tapes or cable ties on the cables.

3 There are no adhesive tapes, cable ties, wastepaper, or packing bags aroundthe APM30.

4 All the stuff around the APM30 is neat, clean, and intact.



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7 Maintaining the APM30 Hardware

About This Chapter

This describes how to maintain the APM30 hardware such as the PMU, PSU, batteries, heater,fan, PDU, AC surge protector, breathable film, temperature sensor, door status sensor, APMI,AFMU, and the batteries and heating film in the battery cabinet.

7.1 Routine MaintenanceThis describes how to perform regular inspection for the APM30 and clear the detected faultsin time.

7.2 Replacing the PMU of the APM30 Power CabinetThis describes how to replace a faulty PMU that cannot be repaired in time.

7.3 Replacing the PSU of the APM30 Power CabinetThis describes how to replace a faulty PSU that cannot be repaired in time.

7.4 Replacing the Batteries of the APM30 Power CabinetThis describes how to replace the faulty or exhausted batteries of the APM30 battery cabinet.The batteries are usually replaced in batches, that is, all the batteries need to be replaced at thesame time.

7.5 Replacing the Batteries of the APM30 Battery CabinetThis describes how to replace the faulty or exhausted batteries of the APM30 battery cabinet.The batteries are usually replaced in batches, that is, all the batteries need to be replaced at thesame time.

7.6 Replacing the FanThis describes how to replace a faulty fan that cannot be repaired in time.

7.7 Replacing the PDUThis describes how to replace a faulty PDU.

7.8 Replacing the Surge Protector of the APM30 Power CabinetThis describes how to replace a faulty surge protector.

7.9 Replacing the Breathable FilmThis describes how to replace the damaged or aged breathable film.

7.10 Replacing the Temperature Sensor

APM30User Guide 7 Maintaining the APM30 Hardware


7-1

This describes how to replace a faulty temperature sensor in the APM30 cabinet.

7.11 Replacing the Door Status SensorThis describes how to replace a faulty door status sensor. The door status sensor is hot-swappable.

7.12 Replacing the APMIThis describes how to replace the faulty APMI.

7.13 Replacing the AFMUThis describes how to replace a faulty AFMU.

7 Maintaining the APM30 HardwareAPM30

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7.1 Routine MaintenanceThis describes how to perform regular inspection for the APM30 and clear the detected faultsin time.

Maintenance Items

Table 7-1 List of maintenance items

Item Period

CheckingMethod

Instruction

Whether thevoltage output isnormal.

Oncehalf ayear

Multimeter

Refer to 6.7 Checking the Power-on Status ofthe APM30 Cabinet.

Whether the fansare operational.

Oncehalf ayear

Visualinspection

-

Whether theindicators areoperational.

Oncehalf ayear

Visualinspection

l For the LED indicators on the PMU, see Table3-10.

l For the LED indicators on the AFMU, seeTable 3-4.

l When the alarm LED is ON, query the alarmson the BAM and clear them.

The paint and thegalvanizationcoating on thesurface of thecabinet are in goodcondition.

Oncehalf ayear

Visualinspection

-

7.2 Replacing the PMU of the APM30 Power CabinetThis describes how to replace a faulty PMU that cannot be repaired in time.

Context

CAUTIONTake proper ESD protection measures, for example, wear an ESD wrist strap or a pair of ESDgloves, to prevent electrostatic damage to the PSUs.



7-3

Figure 7-1 shows the position of the PMU.

Figure 7-1 Position of the PMU

Procedure

Step 1 Remove the environment monitoring signal cable for the power cabinet and the monitoring signalcable between the PMU and the APMI from the PMU panel.

CAUTIONYou must plug or pull the DB50 connector of the environment monitoring cable vertically withyour hands, to prevent false alarms caused by bent pins.

Step 2 Use a straight screwdriver to loosen the screws on the handle of the PMU panel, as shown inFigure 7-2.


Step 3 Pull the handle gently to disconnect the buckle from the subrack, as shown in Figure 7-3.


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Figure 7-3 Pulling out the handle of the PMU panel

Step 4 Remove the PMU from the slot.

Step 5 Set the DIP switch on the new PMU by referring to Step 2.

Step 6 Place the new PMU in the slot. Loosen the screws on the handle of the new PMU and pull outthe handle.

Step 7 Slide the PSU along the guide rails into the slot and then push the handle in position.


----End

PostrequisiteAfter replacing the PMU, do as follows:l Ensure that the cables are correctly and firmly connected.

l Ensure that the RUN LED on the PMU panel blinks green slowly (at 0.5 Hz) after power-on.

l Ensure that related alarms on the M2000 or LMT are cleared after the power-on.

l Contact the local Huawei office to handle the faulty PMU.

7.3 Replacing the PSU of the APM30 Power CabinetThis describes how to replace a faulty PSU that cannot be repaired in time.

Context

CAUTIONTake proper ESD protection measures, for example, wear an ESD wrist strap or a pair of ESDgloves, to prevent electrostatic damage to the PSUs.

Figure 7-4 shows the position of the PSU.



7-5

Figure 7-4 Position of the PSU

Procedure

Step 1 Loosen the screws on the handle of the PSU panel by using a straight screwdriver, as shown inFigure 7-5.


Step 2 Pull the handle gently to disconnect the buckle from the subrack, as shown in Figure 7-6.

Figure 7-6 Pulling the handle of the PSU


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Step 3 Remove the PSU from the slot.

CAUTIONThe PSU may be very hot, so take care not to burn your hands.

Step 4 Place the new PSU in the slot, and then loosen the screws on the handle of the new PSU andpull the handle.

Step 5 Slide the PSU along the guide rails into the slot and then push the handle.


----End

PostrequisiteAfter replacing the PSU, do as follows:l Ensure that the cables are correctly and firmly connected.

l Ensure that the power input LED on the PSU panel is green steady after power-on.

l Ensure that related alarms on the M2000 or LMT are cleared after power-on.

l Contact the local Huawei office to handle the faulty PSU.

7.4 Replacing the Batteries of the APM30 Power CabinetThis describes how to replace the faulty or exhausted batteries of the APM30 battery cabinet.The batteries are usually replaced in batches, that is, all the batteries need to be replaced at thesame time.

Context

DANGERl During replacement, the positive and negative poles of batteries should not be short-circuited

or reversely connected. The tools such as wrenches and screwdrivers must be insulated.Otherwise, the batteries may be burnt and thus cause human injuries.

Procedure

Step 1 Check whether the AC power of the power cabinet is powered off.

If... Then...

The AC power of the APM30 cabinet can be powered off, Go to Step 2.



7-7

If... Then...

The AC power of the APM30 cabinet cannot be powered off, Go to Step 3.

Step 2 Set the AC MCB and the DC MCB on the PDU to OFF.

Step 3 Set the MCB labeled Bat on the panel of the power subrack to OFF.

Step 4 Remove the power cable from the copper bar and the inter-battery cable in turn.

Step 5 Hold the battery with both hands and place it in a safe place.

NOTE

l Remove the batteries from left to right.

l Hold the battery with both hands in case it falls down.

Step 6 Install new batteries and cables. For details, refer to 6.5.1.3 Installing the Batteries for theAPM30 Power Cabinet.

Step 7 The procedure for replacing the batteries depends on whether the AC power of the power cabinetis powered off.

If... Then...

The AC power of the power cabinet can be powered off, Go to Step 8.

The AC power of the APM30 cabinet cannot be powered off, Go to Step 9.

Step 8 Set the AC MCB and the DC MCB on the panel of the PDU to ON.

Step 9 Set the MCB labeled Bat on the panel of the power subrack to ON.

----End

PostrequisiteAfter replacing the batteries, do as follows:l Ensure that the battery groups are properly installed.


l Contact the local Huawei office to handle the faulty batteries.

7.5 Replacing the Batteries of the APM30 Battery CabinetThis describes how to replace the faulty or exhausted batteries of the APM30 battery cabinet.The batteries are usually replaced in batches, that is, all the batteries need to be replaced at thesame time.


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Context

DANGERl During replacement, the positive and negative poles of batteries should not be short-circuited

or reversely connected. The tools such as wrenches and screwdrivers must be insulated.Otherwise, the batteries may be burnt and thus cause human injuries.

Procedure


Step 2 Open the cabinet door.

Step 3 Record the cable connections of batteries and remove all the cables from the batteries.

Step 4 Turn off the captive screws from the baffle plate by using a screwdriver and then remove thebaffle plate.

Step 5 Take out the battery with both hands to a safe place.

NOTE

l Remove all the baffles and batteries one by one from top to bottom. Note that you must remove thebaffle and take out the battery from one layer before doing so to the next layer.

l Hold the battery with both hands in case it falls down.

Step 6 Install the new battery and the baffle in turn and then connect the cables according to the previousrecord. For details, see 6.5.2.1 Installing the Batteries of the APM30 Battery Cabinet.

NOTE

Install all the batteries and baffles one by one from bottom to top. Note that you must put in the batteryand install the baffle on one layer before doing so to the next layer.

Step 7 Close the cabinet door.


----End

PostrequisiteAfter replacing the batteries, do as follows:

l Ensure that the battery groups are properly installed.


l Contact the local Huawei office to handle the faulty batteries.

7.6 Replacing the FanThis describes how to replace a faulty fan that cannot be repaired in time.



7-9

Procedure

Step 1 Set the PDU MCB that controls the fan to OFF.l When the APM30 is applied to the distributed base station, the MCB labeled SW2 controls

the fan.l When the APM30 is applied to the separated base station, the MCB labeled SW4 controls

the fan.

Step 2 Remove the signal cable that is connected to the AFMU from the outside terminal of the fan, asshown in Figure 7-7.

Figure 7-7 Removing the signal cable from the fan

Step 3 Loosen the two captive screws on the fan tray and pull the fan tray out, as shown in Figure7-8.

Figure 7-8 Pulling out the fan tray

(1) Handle (2) Fan tray (3) Captive screw

Step 4 Loosen the screws at the corners of the fan, remove the faulty fan, and install a new one.

Step 5 Push the fan tray gently to its position and tighten the two captive screws.

Step 6 Connect the signal cable of the AFMU to the corresponding port in the wiring terminal socket.

Step 7 Set the MCB that controls the AFMU to ON. The fan works properly.

----End


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PostrequisiteAfter replacing the PMU/PSUs, do as follows:

l Ensure that the fan is properly installed and the cables are correctly and firmly connected.


l Contact the local Huawei office to handle the faulty fan.

7.7 Replacing the PDUThis describes how to replace a faulty PDU.

Precautionsl Note that you must cut off the AC power input of the APM30 before replacing the PDU.

This ensures personnel safety.

l Replacing the PDU may affect the services carried on the base stations and therefore thereplacement should be completed in the low-traffic hours, for example, in the earlymorning.

Procedure

Step 1 Cut off the AC power input of the APM30.


Step 3 Remove all cables that are connected to the PDU panel and led out from the PDU, including theinput AC power cable, output AC/DC power cables, signal cables of the AC/DC surge protectors.Then, attach a label to each cable as a reminder of its installation position.

Step 4 Loosen the screws M6 x 12 on the mounting bar and remove the PDU.

Step 5 Push a new PDU gently along the guide rails into the cabinet and tighten the screws M6 x 12.

Step 6 Reconnect the cables removed in Step 3 to the wiring terminals on the new PDU by referringto the labels.

Step 7 When the cables are correctly connected, power on the AC input of the power cabinet.

Step 8 Set the MCB labeled Bat on the panel of the power subrack and all the MCBs on the PDU toON.

----End

PostrequisiteAfter replacing the PDU, do as follows:

l Ensure that the PDU is properly installed and the cables are correctly and firmly connected.

l Ensure that the DC output of the PDU is normal.


l Contact the local Huawei office to handle the faulty PDU.



7-11

7.8 Replacing the Surge Protector of the APM30 PowerCabinet

This describes how to replace a faulty surge protector.

Precautionsl The AC surge protector and DC surge protector are installed in the power distribution unit

(PDU). You must remove the PDU before replacing the surge protectors.l Note that you must cut off the AC power input before removing the PDU. This ensures

personnel safety.l Replacing surge protectors may affect the services carried on the base stations and therefore

the replacement should be completed in the low-traffic hours, for example, in the earlymorning.

Procedure

Step 1 Cut off the AC power input of the power cabinet.


Step 3 Remove all cables that are connected to the PDU panel and led out from the PDU, including theinput AC power cable, output AC/DC power cables, signal cables of the AC/DC surge protectors.Then, attach a label to each cable as a reminder of its installation position.

Step 4 Loosen the screws M6 x 12 on the mounting bar and remove the PDU.

Step 5 Loosen the screws on the cover plate of the PDU and remove the cover plate.

Step 6 Disconnect the power cables, PGND cables, and alarm cables from the surge protector.

Step 7 Loosen the captive screws on the surge protector and remove the surge protector.

Figure 7-9 AC surge protector and DC surge protector in the PDU

Step 8 Place a new surge protector on the guide rails and connect the power cables, PGND cables, andalarm cables correctly.

Step 9 Reinstall the cover plate and tighten the screws.


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Step 10 Slide the PDU gently along the guide rails into the cabinet and tighten the screws M6 x 12.

Step 11 Reconnect the cables removed in Step 3 to the wiring posts on the new PDU by referring to thelabels.

Step 12 When the cables are correctly connected, power on the AC input of the power cabinet.


----End

PostrequisiteAfter replacing the surge protector, do as follows:l Ensure that the surge protector is properly installed and the cables are correctly and firmly

connected.l Ensure that related alarms on the M2000 or LMT are cleared after the power-on.

l Contact the local Huawei office to handle the faulty surge protector.

7.9 Replacing the Breathable FilmThis describes how to replace the damaged or aged breathable film.

Procedure

Step 1 Pull the cabinet door open and use the gag lever post to fix the door, as shown in Figure 7-10.

Figure 7-10 Fixing the cabinet door

Step 2 Loosen the 12 screws on the cover plate of the breathable film and remove the cover plate, asshown in Figure 7-11.



7-13

Figure 7-11 Removing the cover plate of the breathable film

(1) Screw (2) Cover plate

Step 3 Replace the old film with a new one, as shown in Figure 7-12.

Figure 7-12 Removing the old film

Step 4 Reinstall the cover plate and tighten the screws.

----End

PostrequisiteAfter replacing the breathable film, do as follows:l Ensure that the breathable film is correctly and firmly installed.l Ensure that related alarms on the M2000 or LMT are cleared after the power-on.l Contact the local Huawei office to handle the breathable film.

7.10 Replacing the Temperature SensorThis describes how to replace a faulty temperature sensor in the APM30 cabinet.


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Context

The temperature sensors in the APM30 cabinet are ambient temperature sensor, air inlettemperature sensor, and air outlet temperature sensor. For the positions of all the temperaturesensors, refer to 3.3.7.2 Temperature Sensor.

NOTEThe air outlet temperature sensor is close to the fan and so you need to remove the front panel of the AFMUbefore replacing the sensor.

Procedure

Step 1 Set the PDU MCB that controls the AFMU to OFF.

l When the APM30 is applied to the distributed base station, the MCB labeled SW2 controlsthe AFMU.

l When the APM30 is applied to the separated base station, the MCB labeled SW4 controlsthe AFMU.

Step 2 Remove the alarm cables from the temperature sensor.

Step 3 Loosen the screws to remove the faulty temperature sensor and then install a new one.

Step 4 Connect the alarm cables to the new temperature sensor.

Step 5 Set the PDU MCB that controls the AFMU to ON.

----End

PostrequisiteAfter replacing the AFMU, do as follows:

l Ensure that the temperature sensor is properly installed and the cables are correctly andfirmly connected.


l Contact the local Huawei office to handle the faulty temperature sensor.

7.11 Replacing the Door Status SensorThis describes how to replace a faulty door status sensor. The door status sensor is hot-swappable.

Context

3.3.7.1 Door Status Sensor shows the position of the door status sensor.

Procedure

Step 1 Open the front door and remove the case of the door status sensor, as shown in Figure 7-13.



7-15

Figure 7-13 Removing the case of the door status sensor

Step 2 Record the connections of the alarm cables and then disconnect them.

Step 3 Loosen the screws on the door status sensor and then remove the sensor.

Step 4 Install a new door status sensor in position and tighten the screws.

Step 5 Install the alarm cables of the new door status sensor according to the recorded positions, andthen install the case.

----End

PostrequisiteAfter replacing the door status sensor, do as follows:

l Ensure that the door status sensor is properly installed and the cables are correctly andfirmly connected.


l Contact the local Huawei office to handle the faulty door status sensor.

7.12 Replacing the APMIThis describes how to replace the faulty APMI.

ContextThe APMI board refers to the APM30 Power Monitoring Interface board.

Procedure

Step 1 Set the PDU MCB that controls the APMI to OFF.

l When the APM30 is applied to the distributed base station, the MCB labeled SW2 controlsthe APMI.

l When the APM30 is applied to the separated base station, the MCB labeled SW4 controlsthe APMI.


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Step 2 Remove the RJ45 connector and BBU signal cable from the APMI front panel, and the signaltransfer cable from the side panel. Then, attach a label to each cable as a reminder of itsinstallation position.

Step 3 Loosen and remove the screws from the mounting bar on the filler panel in the upper 1 U spaceof the cabinet. Figure 7-14 shows the position of the filler panel.

Figure 7-14 Removing the filler panel

Step 4 Remove the alarm signal cables inside the APMI in turn.

Step 5 Loosen the captive screws on the tray and pull the tray out to disengage the tray from the pinend at the top of the cabinet, as shown in Figure 7-15.

Figure 7-15 Removing the tray

(1) Captive screw (2) Tray (3) APMI

Step 6 Loosen the screws on the APMI, remove the faulty APMI, and install a new one.

Step 7 Insert the tray where the new APMI is installed into the pin end and tighten the captive screwson the tray.

Step 8 Reconnect the cables to the new APMI and install the filler panel by referring to the labels.

Step 9 Set the MCB that controls the APMI on the PDB panel to ON.

----End

PostrequisiteAfter replacing the APMI, do as follows:



7-17

l Ensure that the APMI is properly installed and the cables are correctly and firmly connected.


l Contact the local Huawei office to handle the faulty APMI.

7.13 Replacing the AFMUThis describes how to replace a faulty AFMU.

ContextThe AFMU is an interface board of the fan monitoring unit.

Procedure

Step 1 Set the PDU MCB that controls the AFMU to OFF.l When the APM30 is applied to the distributed base station, the MCB labeled SW2 controls

the AFMU.l When the APM30 is applied to the separated base station, the MCB labeled SW4 controls

the AFMU.

Step 2 Remove from the AFMU front panel the transfer cable and the power cable of the fan. Then,attach a label to each cable as a reminder of its installation position.

Step 3 Loosen and remove the screws from the mounting bar on the filler panel in the upper 1 U spaceof the cabinet. Figure 7-16 shows the position of the filler panel.

Figure 7-16 Removing the filler panel

Step 4 Remove from the AFMU board the monitoring signal cables for the temperature sensor and thefan cables. Then, attach a label to each cable as a reminder of its installation position.

Step 5 Loosen the captive screws on the tray and pull the tray out to disengage the tray from the pinend at the top of the cabinet.

Step 6 Loosen the screws on the AFMU, remove the faulty AFMU, and install a new one.

Step 7 Insert the tray where the new AFMU is installed into the pin end and tighten the captive screwson the tray.

Step 8 Reconnect the cables to the new AFMU panel and install the filler panel by referring to the labels.

Step 9 Set the PDU MCB that controls the AFMU to ON.

----End


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PostrequisiteAfter replacing the AFMU, do as follows:l Ensure that the APMI is properly installed and the cables are correctly and firmly connected.


l Contact the local Huawei office to handle the faulty AFMU.



7-19

Index

DDIP switch

PMU, 3-16

PPMU, 3-16PSU (AC/DC), 3-19

Wwiring unit

of power subrack (220 V), 3-21

APM30User Guide Index


i-1

apm30 user guide(v200r301_01)

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