rmu safelink cb product presentation
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© ABBMonth DD, YYYY | Slide 1
Name, department/event, dateMedium Voltage Products, PPMV Nashik, 2011
SafeLink CBSF6 Insulated Ring Main UnitProduct Presentation
Power and productivity for a better worldABB’s vision for India
Continue to build the technology needed to meet the demand of tomorrow, today
Preferred partner for renewables, energy efficiency, industrial productivity and grid reliability
Recognized good corporate citizen Preferred employer and talent source for ABB worldwide
How ABB in India is organizedFive global divisions
Electricals, automation, controls and instrumentation for power generation and industrial processes
Power transmission
Power Products
Power Systems
Discrete Automation and Motion
Process Automation
19,520 MINR 2,260
employees
19,446 MINR2,060
employees
15,594 MINR1,050
employees
12,590 MINR1,750
employees
2010 revenues
Low Voltage Products
4,445 MINR470
employees
ABB’s portfolio covers: Distribution solutions Low-voltage products PLCs, variable frequency
drives, motors for discrete automation and process industries
© ABB Group April 17, 2023 | Slide 4
SafeLink CB Compact Ring Main Unit for Secondary Distribution
SF6 insulated switchgear
12 kV, 630 A, 21 kA Metal Enclosed design
Cost effective solution for local and global market
Type tested according to IEC standards
Extensible on both sides
Internal Arc classified
IP54 degree of protection
Vacuum Circuit Breaker with high mechanical endurance of 5000 operations
Maintenance free and safety for user and pedestrian
Manufactured according to ISO 9001 14001
Recyclable and very low environmental impact
© ABB Group April 17, 2023 | Slide 5
1985 2011
36 kV
12 kV
24 kV
Well proven technology – years of experience – global references
Safe-series product evolutionSafeLink CB
© ABB Group April 17, 2023 | Slide 6
Applicable IEC standards SafeLink CB
Type tested as per following relevant latest IEC standards
IEC 62271-200 (Switchgear)
IEC 62271-1 (Common Specifications)
IEC 62271-100 (Circuit Breaker)
IEC 62271-102 (Disconnector & Earthing Switches)
IEC 60265-1 (Switch)
IEC 60529 (Degree of Protection)
© ABB Group April 17, 2023 | Slide 7
Unit Overall View/PictureSafeLink CB
Extensible RMU’s in coupled condition Non-extensible CVC RMU
© ABB Group April 17, 2023 | Slide 8
Design PhilosophySafeLink CB
Compact and Robust Design
Simulations application for design validations
Personnel safety considerations
Modern development and manufacturing techniques
Durability and recyclable for environment
© ABB Group April 17, 2023 | Slide 9
General Information SafeLink CB
SafeLink CB is a Ring Main Unit for secondary distribution network up to 12 kV
Suitable for indoor as well as outdoor applications
Extensibility on both sides
Completely factory assembled, sealed and ready to use
© ABB Group April 17, 2023 | Slide 10
ConfigurationsSafeLink CB
Available in non-extensible configurations of CVC and extensible configurations of +CVC+, +V+ and +C+ where
C- Cable/Ring switch module with test point facility
(3 positions ON-OFF-EARTH)
V-Vacuum circuit breaker module for relay transformer protection
(with manually operated
disconnector)
C C
V
© ABB Group April 17, 2023 | Slide 11
ApplicationsSafeLink CB
Small/Light industries
Wind power plants
Buildings, hotels, shopping centers
Office buildings, business centers
Mining applications
Airports, Hospitals
Railway systems
Underground railway projects
© ABB Group April 17, 2023 | Slide 12
Secondary Distribution
Distributionsubstation
400 kV
40-70 kV
130 kV
11 kV
Transmissionsubstation
Main substation
415 V
Transformer
Secondary Distribution Network SafeLink CB
© ABB Group April 17, 2023 | Slide 14
ABB FactoryNashik, India
ABB Medium Voltage Switchgear factory in Nasik.
Outdoor & Indoor Breakers
Air Insulated Switchgears
Ring Main Units (RMU)
Modular Systems (CSS)
Vacuum Interrupters
Retrofit & Services
Quality/Certificates
ISO 9001 & ISO 14001
OHSAS 18001
550 employees for offices / factories
© ABB Group April 17, 2023 | Slide 15
Technical DataSafeLink CB
C Module V Module
Switch Disconnector
Earthing Switch
Vacuum Circuit Breaker
Earthing Switch /Disconnector
Rated Voltage kV 12 12 12 12 Power frequency withstand voltage kV 38 38 38 38- across disconnector kV 45 45 45 45 Lightning impulse withstand voltage kV 95 95 95 95- across disconnector kV 110 110 110 110 Rated normal current1) A 630 630 630 630 Breaking capacities - active load breaking current A 630 - - - - closed loop breaking current A 630 - - -
- cable charging breaking current A 25 - 25 (Class C2) -- line charging breaking current A 1 - 10 (Class C2) -- earth fault breaking current A 75 - - -- earth fault cable and line charging A 43.5 - - -- short circuit breaking current kA - - 21 - Making capacity kA 52.5 52.5 52.5 see2)
Short time current (3-sec) kA 21 21 21 21 Mechanical Operations nos M1 M0 M1+3000 M01)Suitable derating shall be applied for ambient temperatures greater than 40 deg2)Disconnector is manually opearated, earthing operation is through VI. Hence no making capacity assigned
Internal Arc Classification (IAC) AF 20 kA 1 sec for inside tank
© ABB Group April 17, 2023 | Slide 16
Switchgear Dimensions1 ‘CVC’ (in mm)SafeLink CB
1210960
132
0 154
0
Height: 1540 mm, Width: 960 mm, Depth 1210 mm
826
BushingC-C
100 mm
Side View Front View
© ABB Group April 17, 2023 | Slide 17
Switchgear Dimensions2 ‘CVC’ (in mm)SafeLink CB.
1830
202
0
BushingC-C
105 mm
Back View
Front Door Open View
© ABB Group April 17, 2023 | Slide 18
Switchgear Dimensions ‘+CVC+’ (in mm)SafeLink CB.
Side View Front View Back View
© ABB Group April 17, 2023 | Slide 19
Switchgear Dimensions ‘+V+’ (in mm)SafeLink CB.
Side View Front View Back View
© ABB Group April 17, 2023 | Slide 20
Switchgear Dimensions ‘+C+’ (in mm)SafeLink CB.
Side View Front View
© ABB Group April 17, 2023 | Slide 21
Switchgear Dimensions in coupled condition (in mm)SafeLink CB.
Front View
1995
© ABB Group April 17, 2023 | Slide 22
Cable/Ring Switch Module (C) SafeLink CB
3 position switch disconnector and earthing switch
SF6 as arc quenching and insulating medium
Cable Test Point Bushings on bottom of the tank (standard)
Single spring latched mechanism for all 3 positions of ON-OFF-EARTH
Cable compartments and Test Point compartments interlocked
Busbar extension bushing
© ABB Group April 17, 2023 | Slide 23
Vacuum Circuit Breaker Module (V) SafeLink CB
• VG5 interrupter from ABB
• Interruption in vacuum
Insulation provided by gas
No consumable parts
Rugged and reliable
5000 mechanical endurance operations
30000 operations of VI at rated current
Three position disconnector and earthing switch
© ABB Group April 17, 2023 | Slide 24
Manufacturing facilities and featuresSafeLink CB
Modern production techniques
Stainless Steel Tank enclosure
Programmed Robotic Welding
Sealed Pressure System leakage tested with automated and modern machine
Vacuum Interrupters manufactured in world class ABB facility for high reliability and long life
Environmental friendly and maintenance free for life
© ABB Group April 17, 2023 | Slide 25
Tank OverviewSafeLink CB
Vacuum BKR aligned to
T-off side with cable bushings on back side
Switch cable bushings on the side
Mechanisms for Circuit Breaker and Cable Switch
Disconnector manually operated
Test Point Bushings in the bottom of the tank
© ABB Group April 17, 2023 | Slide 26
Relays Self-poweredSafeLink CB
Protection CT’s mounted on the T-off side bushings
CT powered protection relay (no external power supply necessary)
Economical Easy adjustment Perfect for large distribution
transformers REJ603: ABB relay option with HMI Relay with advanced overcurrent and
earth fault functions
© ABB Group April 17, 2023 | Slide 27
Installation Footprint and MaintenanceSafeLink CB
Compact design Easy to install and connect Commissioning - factory
tested NO live parts exposed Minimum number of parts Fully sealed and screened
unit Virtually maintenance free
Cable terminations on side and on rear
© ABB Group April 17, 2023 | Slide 28
Cable bushings with interface C, 400 series, bolted type, 630A
All cable bushings covered by interlocked boxes
Arc proof cable compartments
Capacitive voltage indication as standard for all cable bushings
Extensible bushings on the side
Cable Termination and BushingsSafeLink CB
© ABB Group April 17, 2023 | Slide 29
Mechanisms and InterlocksSafeLink CB
EL2 Mechanism (BKR)
Rough, reliable with proven technology
Stored energy and trip free
Minimum number of moving parts
High number of mechanical operations
Anti-pumping device built in
Interlocked with disconnector
Ring Switch Mechanism (RCS)
Single spring latched mechanism for 3 positions ON-OFF-EARTH
Interlocked with cable box and Test Point box
© ABB Group April 17, 2023 | Slide 30
A B
C
D E
Breaker Module Accessories SafeLink CB
A. Shunt opening release (-MO1)
B. Additional shunt opening release (-MO2)
C. Shunt closing release (-MC)
D. 3NO+2NC or 2NO+3NC Auxiliary contacts (BB1/BB2)
E. Closing spring charging motor operator (-MS)
Operational counter for BKR as optional
© ABB Group April 17, 2023 | Slide 31
Additional Accessories SafeLink CB
2NO-NC auxiliary switches for Switch 2NO-NC auxiliary switches for
Disconnector 1 NO auxiliary switch for monitoring
low pressure in equipment Short Circuit/Earth Fault Indicators
according to DIN standards for switch modules
L1 L2 L3
© ABB Group April 17, 2023 | Slide 32
Mechanisms
Breaker
Cable Connection
Cable Compartment
Switch
Pressure relief
Switchgear Compartments SafeLink CB
Test Point Bushings
© ABB Group April 17, 2023 | Slide 33
Front MimicSafeLink CB
Logical user interface
Clear display of all functions with appropriate usage of colours for ON-OFF-EARTH functions and indication
Mimics – independent of language
Padlock for switch and disconnector
© ABB Group April 17, 2023 | Slide 34
Description of functionsSafeLink CB
1. Manometer2. Relay3. Fault Indicator4. VPIS for Ring Switch RHS5. Ring Switch RHS6. Cable Box for Ring Switch RHS7. Test Point Box for Ring Switch RHS8. Operating Handle9. T-Off Cable Box (For BKR)10. Protection CT mounted on BKR Bushing11. Lifting Hooks for Switch Gear12. Tank Earthing13. End Cover Box (Extensible bushing)
1
2
3 4
5
6
7
8
9
10
11
12
13
© ABB Group April 17, 2023 | Slide 35
Why SafeLink CB?
Cost efficiency High standardized volumes Space saving Minimal maintenance Easy installation
High personnel safety Tested acc. To IEC (internal arc fault) Interlocking provided for all cable boxes Arc proof cable covers
Reliability & Power continuity Climate independent & robust structure ABB quality (high level production with high quality
components) Environment friendly 95% recyclable Compact and extensible design with less use material
(compared to AIS)
© ABB Group April 17, 2023 | Slide 36
End of LifeSafeLink CB
• Design compliance - 30 years +
• Gas remains inside
• Recycling 95% approx by weight (CVC unit)
• ABB policy for recycling
• www.abb.com/sf6
• We are equipped to re-claim gas from discarded switchgears
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