€¦ · web viewsection 27 13 23. communications optical fiber backbone cabling. display hidden...

SECTION 27 13 23COMMUNICATIONS OPTICAL FIBER BACKBONE CABLINGDisplay hidden notes to specifier. (Don't know how? Click Here)

Copyright 2019 - 2019 ARCAT, Inc. - All rights reserved

1 GENERAL

1.1 SECTION INCLUDES

1.1.1 Optical fiber backbone cabling.1.1.1.1 Tight-Buffered Optical Fiber Cables For Indoor Distribution1.1.1.2 Ribbon Optical Fiber Cables For Indoor Distribution1.1.1.3 Loose Tube Optical Fiber Cables For Indoor Distribution1.1.1.4 Hybrid Optical Fiber Cables For Indoor Distribution

1.2 RELATED SECTIONS

1.2.1 Section 27 05 28 - Pathways for Communications Systems

1.2.2 Section 27 05 29 - Hangers and Supports for Communications Systems

1.2.3 Section 27 05 33 - Conduits and Backboxes for Communications Systems

1.2.4 Section 27 05 36 - Cable Trays for Communications Systems

1.2.5 Section 27 05 37 - Firestopping for Communications Systems

1.2.6 Section 27 05 39 - Surface Raceways for Communications Systems

1.2.7 Section 27 11 16 - Communications Cabinets, Racks, Frames and Enclosures

1.2.8 Section 27 11 19 - Communications Termination Blocks and Patch Panels

1.2.9 Section 27 11 23 - Communications Cable Management and Ladder Rack

1.2.10 Section 27 13 23 13 - Communications Optical Fiber Splicing and Terminations

1.2.11 Section 27 15 23 - Communications Optical Fiber Horizontal Cabling

1.2.12 Section 27 15 43 - Communications Faceplates and Connectors

1.2.13 Section 27 16 13 - Communications Custom Cable Assemblies

1.2.14 Section 27 16 19 - Communication Patch cords, Station cords, and Cross Connect Wire

27 13 23-1

1.2.15 Section 33 82 23] - Optical Fiber Communications Distribution Cabling

1.3 REFERENCES

1.3.1 ANSI/TIA-526-14-C - Optical Power Loss Measurement of Installed Multimode Fiber Cable Plant, Fiber-Optic Communications Subsystem Test Procedures.

1.3.2 ANSI/TIA 568.3-D - Optical Fiber Cabling Components

1.3.3 FOTP-3 - Procedure to Measure Temperature Cycling Effects on Optical Fiber, Optical Cable, and Other Passive Fiber Optic Components

1.3.4 FOTP-25 - Repeated Impact Testing of Fiber Optic Cables and Cable Assemblies

1.3.5 FOTP-33 - Fiber Optic Cable Tensile Loading and Bending Test

1.3.6 FOTP-37 - Fiber Optic Cable Bend Test, Low and High Temperature

1.3.7 FOTP-38 - Measurement of Fiber Strain in Cables Under Tensile Load

1.3.8 FOTP-41 - Compressive Loading Resistance of Fiber Optic Cables

1.3.9 FOTP 104 - Fiber Optic Cable Cyclic Flexing Test

1.3.10 FOTP-85 - Fiber Optic Cable Twist Test

1.3.11 FOTP 104 - Fiber Optic Cable Cyclic Flexing Test

1.3.12 EIA/TIA-598 - Optical Fiber Cable Color Coding.

1.3.13 ICEA S-83-596 - Standard for Fiber Optic Premises Distribution Cable

1.3.14 NFPA 70 - National Electric Code (NEC)

1.3.15 ANSI/UL 1666 - Standard for Test for Flame Propagation Height of Electrical and Optical-Fiber Cables Installed Vertically in Shafts

1.3.16 ISO 11801 - Generic Cabling for Customer Premises

1.3.17 TL 9000 Measurements Handbook

1.4 DESIGN / PERFORMANCE REQUIREMENTS

1.4.1 Structured cabling system shall be able to support interconnections to active telecommunications equipment for voice and data applications in a multi-vendor, multi product environment. Structured cabling system should adhere to ANSI/TIA 568 B; 569-A; 606-A; J-STD-607-A and TIA 942 standards with respect to pathways, distribution, administration, and grounding of the system. Structured cabling system shall be installed in accordance to local codes and regulations.

1.4.2 Floor serving active data equipment will be interconnected to the facility serving data equipment via a fiber backbone terminated in rack mounted enclosures which will utilize SC or LC connections. This will serve to connect the Main Telecommunications Room to an additional Telecommunications Room serving the locations that exceed the distance limitations (90 meters) of the Main Telecommunications Room for the horizontal Data and Voice drops.

1.4.3 Metallic hardware used in fiber optic cabling systems (such as wall-mounted termination boxes, racks, and patch panels) must be grounded in accordance with ANSI/TIA/EIA 607,

27 13 23-2

NECA-BICSI-568.

1.5 SUBMITTALS

1.5.1 Submit under provisions of Section 01 30 00 - Administrative Requirements.

1.5.2 Product Data: Manufacturer's data sheets on each product to be used, including:1.5.2.1 Storage and handling requirements and recommendations.1.5.2.2 Installation procedures and technical support concerning the items contained in

this specification.

1.5.3 Manufacturer's Certificates: Certify products meet or exceed specified requirements.

1.6 QUALITY ASSURANCE

1.6.1 Manufacturer Qualifications: Manufacturer shall be ISO9001, TL9000 and/or ISO14001 registered, for quality assurance.

1.6.2 Regulatory Requirements: Conform to all applicable codes and ordinances for flame, fuel, smoke and volatile organic compounds (VOC) ratings requirements for finishes at time of application.

1.6.3 Fiber Optical Cable: All optical fibers in cables lengths of 300 m or greater shall be 100% attenuation tested. Attenuation shall be measured at 850 nm and 1300 nm for Multimode and 1310 nm and 1550 nm for Single-mode. Manufacturer shall store a record of these values for a minimum of 5 years and the recorded values shall be available upon request.

1.7 DELIVERY, STORAGE, AND HANDLING

1.7.1 Handle and store products in accordance with the manufacturer's requirements. Store in manufacturer's unopened packaging with all labels intact until ready for installation.

1.7.2 Package completed cable for shipment on non-returnable wooden reels. Required cable lengths shall be stated in the purchase order.1.7.2.1 Top and bottom ends of the cable shall be available for testing.1.7.2.2 Both ends of the cable shall be sealed to prevent the ingress of moisture.1.7.2.3 Each reel shall have a weather resistant reel tag attached identifying the reel and

cable.

1.7.3 Package cable in cartons and/or wound on spools. Each package shall contain only one continuous length of cable. Construct packaging to prevent damage to the cable during shipping and handling.

1.7.4 Securely fasten the outer end of the cable to the reel head to prevent the cable from becoming loose in transit. Inner end of the cable shall project into a slot in the side of the reel or into a housing on the inner slot of the drum, in a manner and of sufficient length to make it available for testing.

1.7.5 Test tails shall be at least two meters long. Fasten the inner end to prevent the cable from becoming loose during shipping and installation.

1.7.6 Reel Marking and Labeling. Every cable reel be marked as follows:1.7.6.1 Reel Label:

1.7.6.1.1 Part number1.7.6.1.2 Reel number1.7.6.1.3 Length (ft/m)1.7.6.1.4 Marking (ft/m) top and bottom1.7.6.1.5 Date of manufacture

27 13 23-3

1.7.6.1.6 Listing information1.7.6.2 Bar Code Label:

1.7.6.2.1 Package ID1.7.6.2.2 Reel number1.7.6.2.3 Quantity1.7.6.2.4 Customer ID1.7.6.2.5 Package count1.7.6.2.6 Factory order number1.7.6.2.7 Release part number1.7.6.2.8 Length (ft)1.7.6.2.9 "Ship to:" address

1.7.6.3 Stenciling:1.7.6.3.1 Manufacturer's name and address1.7.6.3.2 Direction of rotation1.7.6.3.3 Reel size1.7.6.3.4 "DO NOT LAY REEL ON SIDE"

1.8 PROJECT CONDITIONS

1.8.1 Maintain environmental conditions (temperature, humidity, and ventilation) within limits recommended by manufacturer for optimum results. Do not install products under environmental conditions outside manufacturer's absolute limits.

2 PRODUCTS

2.1 MANUFACTURERS

2.1.1 Acceptable Manufacturer: Corning Optical Communications LLC, which is located at: 4200 Corning Pl.; Charlotte, NC 28216; Toll Free Tel: 800-743-2675; Tel: 828-901-5000; Email:request info ([email protected]); Web:http://www.corning.com/worldwide/en/products/communication-networks/products.html

2.1.2 Substitutions: Not permitted.

2.1.3 Requests for substitutions will be considered in accordance with provisions of Section 01 60 00 - Product Requirements.

2.2 RIBBON OPTICAL FIBER CABLES FOR INDOOR DISTRIBUTION

2.2.1 Single Tube Constructions2.2.1.1 Cables containing 2-12 fibers of a single type shall consist of a single central

buffer tube.2.2.1.2 Water swellable dielectric strength members shall be applied evenly around the

outside of the buffer tube for tensile strength. Dielectric strength members shall be non-nutritive to fungus and electrically non-conductive and shall also be free from dirt and foreign matter.

2.2.1.3 Water blocking shall be provided by the strength members, which are impregnated with a water swellable compound.

2.2.2 Double Tube Constructions2.2.2.1 Cables containing 14-24 fibers of a single fiber type, or hybrid cables containing

4-24 fibers of two distinct fiber types and with no more than 12 fibers of either type, shall consist of two buffer tubes. All of the fibers in each buffer tube shall be of the same fiber type.

2.2.2.2 Buffer tubes shall be stranded together with a dielectric anti buckling member and waterblocking yarn using the reverse oscillation, or "S-Z," stranding process.

2.2.2.3 Anti buckling member shall consist of a dielectric, glass reinforced plastic (GRP)

27 13 23-4

rod.2.2.2.4 Two polyester yarn binders shall be applied contrahelically with sufficient tension

to secure each buffer tube to the anti-buckling member without crushing the buffer tubes. Binders shall be non hygroscopic, non wicking and dielectric with low shrinkage.

2.2.2.5 Water blocking tape shall be applied longitudinally around the outside of the cable core. Tape shall be held in place by a single polyester binder yarn. Water blocking tape shall be non-nutritive to fungus, and electrically non-conductive. It shall also be free from dirt and foreign matter.

2.2.2.6 Dielectric strength members shall be applied around the outside of the cable core for tensile strength. Dielectric strength members shall be non-nutritive to fungus, electrically non-conductive and homogenous and shall also be free from dirt and foreign matter.

2.2.3 Indoor Fiber Optic Cable - Ribbon: Corning Generic Spec PGS0432.2.3.1 Cable:

2.2.3.1.1 Ribbon, Riser.2.2.3.1.2 Ribbon, Interlocking Armored, Riser.2.2.3.1.3 UltraRibbon Indoor, Gel-Free, Riser.2.2.3.1.4 UltraRibbon Indoor, Gel-Free, Interlocking Armored, Riser.

2.2.3.2 Performance:2.2.3.2.1 Temperature Range:

2.2.3.2.1.1 Storage temperature range for cable on the original shipping reel shall be -40 degrees C to +70 degrees C.

2.2.3.2.1.2 Installation temperature range for riser cables shall be -10 degrees C to +60 degrees C.

2.2.3.2.1.3 Operational temperature range for riser cables shall be -20 degrees C to +70 degrees C. Testing shall be in accordance with FOTP-3.

2.2.3.2.2 Crush Resistance:2.2.3.2.2.1 When tested in accordance with FOTP-41, cable shall withstand a

minimum compressive load of 100 N/cm (57 lbf/in) applied uniformly over the length of the compression plate.

2.2.3.2.2.2 While under compressive load, fiber shall not experience an attenuation change greater than 0.40 dB at 1550 nm (single-mode) or greater than 0.60 dB at 1300 nm (multimode).

2.2.3.2.3 Cyclic Flexing:2.2.3.2.3.1 When tested in accordance with FOTP 104, the cable shall

withstand 25 mechanical flexing cycles at a rate of 30 ± 1 cycles per minute.

2.2.3.2.3.2 Fiber shall not experience an attenuation change greater than 0.40 dB at 1550 nm (single mode) or greater than 0.60 dB at 1300 nm (multimode).

2.2.3.2.3.3 Jacket shall not crack, split, or tear.2.2.3.2.4 High and Low Temperature Bend:

2.2.3.2.4.1 When tested in accordance with FOTP-37, cable shall withstand four full turns around a mandrel at an installation temperatures of -10 degrees C and +60 degrees C. Mandrel diameter shall be the greater of 20 times the cable OD or 150 mm.

2.2.3.2.4.2 Fibers shall not experience an attenuation change greater than 0.40 dB at 1550 nm (single mode) or greater than 0.60 dB at 1300 nm (multimode).

2.2.3.2.5 Impact Resistance:2.2.3.2.5.1 When tested in accordance with FOTP-25, cable shall withstand a

minimum of 2 impact cycles at 3 locations spaced a minimum distance of 150 mm. Impact energy shall be 2.94 Nm.

27 13 23-5


2.2.3.2.5.3 Jacket shall not crack, split or tear.2.2.3.2.6 Temperature Cycling:

2.2.3.2.6.1 When tested in accordance with FOTP-3, the change in attenuation after the second cycle at extreme operational temperatures (-20 degrees C and +70 degrees C) shall not exceed 0.40 dB/km at 1550 nm (single-mode) or 0.60 dB/km at 1300 nm (multimode). Change in attenuation is measured with respect to the baseline values measured at room temperature before temperature cycling.

2.2.3.2.7 Twist-Bend:2.2.3.2.7.1 When tested in accordance with FOTP-85, a length of cable no

greater than 2 meters shall withstand 10 cycles of mechanical twisting and bending.

2.2.3.2.7.2 Fibers shall not experience an attenuation change greater than 0.40 dB at 1550 nm (single-mode) or 0.60 dB at 1300 nm (multimode).

2.2.3.2.8 Tensile and Fiber Strain:2.2.3.2.8.1 When tested in accordance with FOTP-33 and FOTP-38, a length

of cable shall be tested to the rated tensile load.2.2.3.2.8.2 For cables < 12f the rated tensile load is 660 N (148 lbf) and for

cables > 12f the rated tensile load is 1320 N (297 lbf).2.2.3.2.8.3 While under rated tensile load, fiber shall not experience a

measured fiber strain greater than 60% of the fiber proof test level. After being held at the residual load (30% of the rated tensile load), the fiber shall not experience a measured fiber strain greater than 20% of the fiber proof test level nor an attenuation change greater than 0.40 dB at 1550 nm (single-mode) or greater than 0.60 dB at 1300 nm (multimode).

2.2.3.2.8.4 After the tensile load is removed, fibers shall not experience an attenuation change greater than 0.40 dB at 1550 nm (single-mode) or greater than 0.60 dB at 1300 nm (multimode).

2.2.4 Indoor/Outdoor Fiber Optic Cable - Ribbon: Corning Generic Spec PGS0262.2.4.1 Cable:

2.2.4.1.1 FREEDM UltraRibbon, Gel-Filled, Riser2.2.4.1.2 FREEDM UltraRibbon, Interlocking Armored, Gel-Filled, Riser





2.2.4.2.2 Tensile Loading and Fiber Strain, Single Buffer Tube Construction2.2.4.2.2.1 When tested in accordance with FOTP-33 and FOTP-38, a length

of cable shall be tested to the rated tensile load. The rated tensile load shall be 1320 N (297 lbf).

2.2.4.2.2.2 While under the rated tensile load, the fiber shall not experience a measured fiber strain greater than 60% of the fiber proof test level.

2.2.4.2.2.3 After being held at the residual load (30% of the rated tensile load) the fiber shall not experience a measured fiber strain greater than

27 13 23-6

20% of the fiber proof test level nor an attenuation change greater than 0.40 dB at 1550 nm (single-mode) or greater than 0.60 dB at 1300 nm (multimode).

2.2.4.2.2.4 After the tensile load is removed, the fibers shall not experience an attenuation change greater than 0.40 dB at 1550 nm (single-mode) or greater than 0.60 dB at 1300 nm (multimode).

2.2.4.2.3 Tensile Loading and Fiber Strain, Double Buffer Tube Construction2.2.4.2.3.1 When tested in accordance with FOTP-33A and FOTP-38, a

length of cable shall be tested to the rated tensile load. The rated tensile load shall be 2670 N (600 lbf).

2.2.4.2.3.2 While under the rated tensile load, the fiber shall not experience a measured fiber strain greater than 0.60% of the fiber proof test level.

2.2.4.2.3.3 After being held at the residual load (30% of the rated tensile load) the fiber shall not experience a measured fiber strain greater than 0.30% of the fiber proof test level nor an attenuation change greater than 0.40 dB at 1550 nm (single-mode) or greater than 0.60 dB at 1300 nm (multimode).


2.2.4.2.4 Compressive Loading:2.2.4.2.4.1 When tested in accordance with FOTP-41, the cable shall

withstand a minimum compressive load of 220 N/cm (125 lbf/in) applied uniformly over the length of the sample. The 220 N/cm (125 lbf/in) load shall be applied at a rate of 2.5 mm (0.1 in) per minute. The load shall be maintained for a period of 1 minute. The load shall then be decreased to 110 N/cm (63 lbf/in).

2.2.4.2.4.2 Alternatively, it is acceptable to remove the 220 N/cm (125 lbf/in) load entirely and apply the 110 N/cm (63 lbf/in) load within five minutes at a rate of 2.5 mm (0.1 in) per minute. The 110 N/cm (63 lbf/in) load shall be maintained for a period of 10 minutes.

2.2.4.2.4.3 Attenuation measurements shall be performed before release of the 110 N/cm (63 lbf/in) load. The change in attenuation shall not exceed 0.40 dB at 1550 nm for single-mode fibers and 0.60 dB at 1300 nm for multimode fiber.




2.2.4.2.5.3 No visible cracks greater than 5 mm in the armor shall be present.2.2.4.2.6 Twist:

2.2.4.2.6.1 When tested in accordance with FOTP-85, a length of cable no greater than 2 meters will withstand 10 cycles of mechanical twisting. Fiber shall not experience an attenuation change greater than 0.40 dB at 1550 nm (single mode) or greater than 0.60 dB at 1300 nm (multimode).

2.2.4.2.7 High and Low Temperature Bend:2.2.4.2.7.1 When tested in accordance with FOTP-37, the cable shall

withstand four full turns around a mandrel at test temperatures of -10 degreesC and +60 degreesC.

2.2.4.2.7.2 The fibers shall not experience an attenuation change greater than 0.40 dB at 1550 nm (single mode) or greater than 0.60 dB at

27 13 23-7

1300 nm (multimode).2.2.4.2.8 Impact Resistance:

2.2.4.2.8.1 When tested in accordance with FOTP-25, cable shall withstand a minimum of 2 impact cycles at 3 locations spaced a minimum distance of 150 mm. Impact energy shall be 4.4 Nm.


2.2.4.2.8.3 Visible cracks, splits, tears, or other openings on the outer surface of the jacket constitute a failure.

2.2.4.2.9 Temperature Cycling:2.2.4.2.9.1 When tested in accordance with FOTP-3, the change in

attenuation after 2 cycles at extreme operational temperatures of (-40 degreesC to +70 degreesC) shall not exceed 0.40 dB/km at 1550 nm (single-mode) or 0.60 dB/km at 1300 nm (multimode). The change in attenuation is measured with respect to the baseline values measured at room temperature before temperature cycling after the last low and last high temperature.

2.2.4.2.10 Water Penetration:2.2.4.2.10.1 When tested in accordance with FOTP-82, a one meter length of

unaged cable shall withstand a one meter static head or equivalent continuous pressure of water for one hour without leakage through the open cable end.

2.2.4.2.11 Cold Impact Test:2.2.4.2.11.1 When tested in accordance with FOTP-25, the cable shall

withstand a minimum of 2 impact cycles at 3 locations separated by 150 mm.

2.2.4.2.11.2 Impact energy shall be at least 2.94 Nm. Cable shall be conditioned for at least 4 hours at the minimum installation temperature (-10 degreesC). Visible cracks on either the inner or outer surface of the jacket constitutes a failure. No optical measurements are required.


2.2.5.1.1 LSZH UltraRibbon, Gel-Filled2.2.5.1.2 LSZH UltraRibbon, Gel-Free2.2.5.1.3 LSZH UltraRibbon Indoor/Outdoor Interlocking Armored, Gel-Filled2.2.5.1.4 LSZH Ribbon Gel-Filled2.2.5.1.5 LSZH Ribbon, Interlocking Armored Gel-Filled

2.2.5.2 Performance:2.2.5.2.1 Temperature Range, Non Plenum Applications.:




2.2.5.2.2 Temperature Range, Plenum Applications.:2.2.5.2.2.1 Storage temperature range for cable on the original shipping reel

shall be -40 degrees C to +70 degrees C.2.2.5.2.2.2 Installation temperature range for riser cables shall be -10

degrees C to +60 degrees C.2.2.5.2.2.3 Operational temperature range for riser cables shall be 0 degrees

C to +70 degrees C. Testing shall be in accordance with FOTP-3.

27 13 23-8

2.2.5.2.3 Tensile Loading and Fiber Strain2.2.5.2.3.1 When tested in accordance with FOTP-33, and FOTP-38, a length

of cable shall be tested to the rated tensile load.2.2.5.2.3.2 For riser cables < 12f the rated tensile load is 660 N (148 lbf) and

for riser cables > 12f the rated tensile load is 1320 N (297 lbf).2.2.5.2.3.3 For plenum cables < 12f the rated tensile load is 440 N (99 lbf)

and for plenum cables > 12f the rated tensile load is 660 N (148 lbf).

2.2.5.2.3.4 While under the rated tensile load, the fiber shall not experience a measured fiber strain greater than 60% of the fiber proof test level. After being held at the residual load (30% of the rated tensile load) the fiber shall not experience a measured fiber strain greater than 20% of the fiber proof test level nor an attenuation change greater than 0.40 dB at 1550 nm (single-mode) or greater than 0.60 dB at 1300 nm (multimode).


2.2.5.2.3.6 When tested in accordance with FOTP-33 and FOTP-38, a length of cable shall be tested to the rated tensile load. The rated tensile load shall be 1320 N (297 lbf).







withstand four full turns around a mandrel at low temperatures of -10 degreesC for riser cables and 0 degreesC for plenum cables.

2.2.5.2.6.2 Cable shall also withstand four full turns at a high temperature of +60 degreesC for both riser and plenum cables. The mandrel diameter shall be the greater of 20 times the cable OD or 150 mm.

2.2.5.2.6.3 The fibers shall not experience an attenuation change greater than 0.40 dB at 1550 nm (single mode) or greater than 0.60 dB at 1300 nm (multimode).




2.2.5.2.7.3 The presence of visible cracks, splits, tears, or other openings on the outer surface of the jacket constitute a failure.

2.2.5.2.8 Crush Resistance:2.2.5.2.8.1 When tested in accordance with FOTP-41, the cable shall

27 13 23-9

withstand a minimum compressive load of 100 N/cm (57 lbf/in) applied uniformly over the length of the compression plate.

2.2.5.2.8.2 While under compressive load, the fiber shall not experience an attenuation change greater than 0.40 dB at 1550 nm (single-mode) or greater than 0.60 dB at 1300 nm (multimode)



2.2.5.2.10 Ribbon Performance:2.2.5.2.10.1 When tested in accordance with FOTP-141, the individual fibers

from a 0.3 meter length of ribbon shall not separate when subject to 20 mechanical cyclic twists at 30 cycles per minute while under a 500 g load. Each cyclic twist shall rotate the ribbon 180 degrees in each direction.

2.2.5.2.10.2 When tested in accordance with FOTP-131, the change in ribbon flatness of a 50 cm ribbon sample shall be <= 8 degrees/cm while under a 100 g load. Prior to testing, the ribbon sample shall be aged at 85 degreesC, uncontrolled relative humidity, for 30 days.

2.2.5.2.10.3 When tested in accordance with ANSI/ICEA S-87-640-1999, Part 7.18, "Ribbon Separability Test," a 0.3 m ribbon sample shall be separable by hand. After separation, there shall be no mechanical damage to the fibers, and the color of the fibers shall still be discernible.


2.2.6.1.1 FREEDM Ribbon, Gel-Filled, Riser2.2.6.1.2 FREEDM Ribbon, Interlocking Armored, Gel-Filled, Riser





2.2.6.2.2 Tensile Loading and Fiber Strain2.2.6.2.2.1 When tested in accordance with FOTP-33 and FOTP-38, a length



2.2.6.2.2.3 After being held at the residual load (30% of the rated tensile load) the fiber shall not experience a measured fiber strain greater than 20% of the fiber proof test level nor an attenuation change greater than 0.40 dB at 1550 nm (single-mode) or greater than 0.60 dB at 1300 nm (multimode).


27 13 23-10

2.2.6.2.3 Compressive Loading Test:2.2.6.2.3.1 When tested in accordance with FOTP-41, the cable shall

withstand a minimum compressive load of 220 N/cm (125 lbf/in) applied uniformly over the length of the sample.

2.2.6.2.3.2 The 220 N/cm (125 lbf/in) load shall be applied at a rate of 2.5mm (0.1 in) per minute. The load shall be maintained for a period of 1 minute. The load shall then be decreased to 110 N/cm (63 lbf/in).







2.2.6.2.5.1 When tested in accordance with FOTP-85, a length of cable no greater than 2 meters will withstand 10 cycles of mechanical twisting. Fiber shall not experience an attenuation change greater than 0.40 dB at 1550 nm (single mode) or greater than 0.60 dB at 1300 nm (multimode). No cracks or splits in the jacket shall be present when inspected under 5X magnification.


withstand four full turns around a mandrel at low temperatures of -10 degreesC for riser cables and 0 degreesC for plenum cables.







attenuation after 2 cycles at extreme operational temperatures (-40 degreesC to +70 degreesC) shall not exceed 0.40 dB/km at 1550 nm (single-mode) or 0.60 dB/km at 1300 nm (multimode). The change in attenuation is measured with respect to the baseline values measured at room temperature before temperature cycling after the last low and last high temperature.


27 13 23-11





2.2.6.2.11 Ribbon Performance:2.2.6.2.11.1 When tested in accordance with FOTP-141, the individual fibers

from a 0.3 meter length of ribbon shall not separate when subject to 20 mechanical cyclic twists at 30 cycles per minute while under a 500 g load. Each cyclic twist shall rotate the ribbon 180 degrees in each direction.

2.2.6.2.11.2 When tested in accordance with FOTP-131, the change in ribbon flatness of a 50 cm ribbon sample shall be <= 8 degrees/cm while under a 100 g load. Prior to testing, the ribbon sample shall be aged at 85 degreesC, uncontrolled relative humidity, for 30 days.

2.2.6.2.11.3 When tested in accordance with ANSI/ICEA S-87-640-1999, Part 7.18, "Ribbon Separability Test," a 0.3 m ribbon sample shall be separable by hand. After separation, there shall be no mechanical damage to the fibers, and the color of the fibers shall still be discernible.

2.3 TIGHT-BUFFERED OPTICAL FIBER CABLES FOR INDOOR DISTRIBUTION

2.3.1 Fiber Specifications: Detailed information on the cabled performance of the fiber types available for this cable design shall be found in the following manufacturers specifications:2.3.1.1 Dispersion Un-shifted Single-mode Fiber: Corning Generic Specification F3,

"Generic Specification for Single-mode Optical Fiber in Tight Buffer Cables."2.3.1.2 50/125 µm and 62.5/125 µm Multimode Fiber: Corning Generic

Specification F4, "Generic Specification for Multimode Optical Fiber in Tight Buffer Cables."

2.3.2 Cable Construction2.3.2.1 Coated fiber shall have a low friction slip layer placed between the acrylate

coating of the optical fiber and the thermoplastic buffer. Diameter of the buffer coating shall be 900 ± 50 im.

2.3.2.2 Fiber coating and buffer shall be removable with commercially available stripping tools in a single pass for connector termination or splicing.

2.3.2.3 Individual buffered fibers shall be color coded for identification. Optical fiber color coding shall be in accordance with EIA/TIA-598. Coloring material shall be stable over the temperature range of the cable, shall not be susceptible to migration, and shall not affect the transmission characteristics of the optical fibers. Color-coded buffered fibers shall not adhere to one another.

2.3.2.4 Fibers shall be stranded around a dielectric strength element consisting of aramid strength yarns. The central member provides tensile strength.

2.3.2.5 Water-blocking, strength yarns shall serve as the tensile strength members of the cable. The strength members shall be a high modulus aramid yarn and shall be water swellable to prevent the migration of water throughout the cable. Water-blocking aramid yarns shall be non-nutritive to fungus, electrically non-conductive and homogeneous.

27 13 23-12

2.3.2.6 Aramid yarns shall be helically stranded around the 900 µm buffered fibers. Non-toxic, non-irritant talc shall be applied to the yarns to allow them to be easily separated from the fibers and the outer jacket.

2.3.3 Indoor Fiber Optic Cable - Tight-Buffered: Corning Generic Spec PGS0172.3.3.1 Cable:

2.3.3.1.1 Fan-out Tight Buffered, Riser2.3.3.1.2 Fan-out Tight Buffered, Interlocking Armored, Riser


2.3.3.2.1.1 Non Plenum Applications: Storage temperature range for cable on the original shipping reel shall be -40 degrees C to +70 degrees C.



2.3.3.2.2 Crush Resistance:2.3.3.2.2.1 When tested in accordance with FOTP-41, "Compressive Loading

Resistance of Fiber Optic Cables," cable shall withstand a minimum compressive load of 100 N/cm (57 lbf/in) applied uniformly over the length of the compression plate.

2.3.3.2.2.2 While under compressive load, the fiber shall not experience an attenuation change greater than 0.40 dB at 1550 nm (single-mode) or greater than 0.60 dB at 1300 nm (multimode).

2.3.3.2.3 Cyclic Flexing:2.3.3.2.3.1 When tested in accordance with FOTP 104, "Fiber Optic Cable

Cyclic Flexing Test," the cable shall withstand 25 mechanical flexing cycles at a rate of 30 ± 1 cycles per minute.



2.3.3.2.4.1 When tested in accordance with FOTP-37, "Fiber Optic Cable Bend Test, Low and High Temperature," cable shall withstand four full turns around a mandrel at an installation temperatures of -10 degrees C for riser cables and 0 degrees C for plenum cables. Cable shall also withstand four full turns at a high temperature of +60 degrees C. Mandrel diameter shall be the greater of 20 times the cable OD or 150 mm.


2.3.3.2.5 Impact Resistance:2.3.3.2.5.1 When tested in accordance with FOTP-25, "Repeated Impact

Testing of Fiber Optic Cables and Cable Assemblies," cable shall withstand a minimum of 2 impact cycles at 3 locations spaced a minimum distance of 150 mm. Impact energy shall be 2.94 Nm.



2.3.3.2.6.1 When tested in accordance with FOTP-3, the change in

27 13 23-13

attenuation after the second cycle at extreme operational temperatures (-20 degrees C and +70 degrees C) shall not exceed 0.40 dB/km at 1550 nm (single-mode) or 0.60 dB/km at 1300 nm (multimode). Change in attenuation is measured with respect to the baseline values measured at room temperature before temperature cycling.





of cable shall be tested to the rated tensile load.2.3.3.2.8.2 For riser cables < 12f the rated tensile load is 660 N (148 lbf), for

riser cables > 12f the rated tensile load is 1320 N (297 lbf), for plenum cables < 12f the rated tensile load is 440 N (99 lbf) and for plenum cables > 12f the rated tensile load is 660 N (148 lbf).

2.3.3.2.8.3 While under the rated tensile load, fiber shall not experience a measured fiber strain greater than 60% of the fiber proof test level. After being held at the residual load (30% of rated tensile load) fiber shall not experience a measured fiber strain greater than 20% of the fiber proof test level nor an attenuation change greater than 0.40 dB at 1550 nm (single-mode) or greater than 0.60 dB at 1300 nm (multimode).


2.3.4 Indoor Fiber Optic Cable - Tight-Buffered: Corning Generic Spec PGS0492.3.4.1 Cable:

2.3.4.1.1 MIC Tight Buffered, Riser2.3.4.1.2 MIC Tight Buffered, Interlocking Armored, Riser2.3.4.1.3 MIC Unitized Tight Buffered, Riser2.3.4.1.4 MIC Unitized Tight Buffered, Interlocking Armored, Riser2.3.4.1.5 Reel In A Box, MIC Tight Buffered, Riser





2.3.4.2.2 Crush Resistance:2.3.4.2.2.1 When tested in accordance with FOTP-41, cable shall withstand a

minimum compressive load of 100 N/cm (57 lbf/in) applied uniformly over the length of the compression plate.



27 13 23-14




2.3.4.2.4.1 When tested in accordance with FOTP-37, cable shall withstand four full turns around a mandrel at an installation temperatures of -10 degrees C and +60 degrees C. Mandrel diameter shall be the greater of 20 times the cable OD or 150 mm.






2.3.4.2.6.1 When tested in accordance with FOTP-3, the change in attenuation after the second cycle at extreme operational temperatures (-20 degrees C and +70 degrees C) shall not exceed 0.40 dB/km at 1550 nm (single-mode) or 0.60 dB/km at 1300 nm (multimode). Change in attenuation is measured with respect to the baseline values measured at room temperature before temperature cycling.





of cable shall be tested to the rated tensile load.2.3.4.2.8.2 For cables < 12f the rated tensile load is 660 N (148 lbf) and for

cables > 12f the rated tensile load is 1320 N (297 lbf).2.3.4.2.8.3 While under rated tensile load, fiber shall not experience a



2.3.5 Indoor/Outdoor Fiber Optic Cable - Tight-Buffered: Corning Generic Spec PGS0612.3.5.1 Cable:

2.3.5.1.1 FREEDM One Tight-Buffered, Riser

27 13 23-15

2.3.5.1.2 FREEDM One Tight-Buffered, Interlocking Armored, Riser2.3.5.1.3 FREEDM One Unitized, Tight-Buffered, Riser2.3.5.1.4 FREEDM One Unitized, Tight-Buffered, Interlocking Armored, Riser






of cable shall be tested to the rated tensile load. For cables < 18f the rated tensile load is 660 N (148 lbf) and for 24f cables the rated tensile load is 1320 N (297 lbf).













2.3.5.2.5.1 When tested in accordance with FOTP-85, a length of cable no greater than 2 meters will withstand 10 cycles of mechanical twisting. Fiber shall not experience an attenuation change greater than 0.40 dB at 1550 nm (single mode) or greater than 0.60 dB at 1300 nm (multimode). No cracks or splits in the jacket shall be

27 13 23-16

present when inspected under 5X magnification.2.3.5.2.6 Low Temperature Bend:

2.3.5.2.6.1 When tested in accordance with FOTP-37, the cable shall withstand four full turns around a mandrel at low temperatures of 0 degreesC.













2.3.6 Indoor/Outdoor Fiber Optic Cable - Tight-Buffered: Corning Generic Spec PGS1372.3.6.1 Cable:

2.3.6.1.1 FREEDM Fan-Out Tight-Buffered, Riser2.3.6.1.2 FREEDM Fan-Out Cold-Temperature, Tight-Buffered2.3.6.1.3 Reel in a Box, FREEDM Fan-Out Tight-Buffered, Riser






27 13 23-17

of cable shall be tested to the rated tensile load. For cables < 18f the rated tensile load is 660 N (148 lbf).













2.3.6.2.5.1 When tested in accordance with FOTP-85, a length of cable no greater than 2 meters will withstand 10 cycles of mechanical twisting. Fiber shall not experience an attenuation change greater than 0.40 dB at 1550 nm (single mode) or greater than 0.60 dB at 1300 nm (multimode). No cracks or splits in the jacket shall be present when inspected under 5X magnification.

2.3.6.2.6 Low Temperature Bend:2.3.6.2.6.1 When tested in accordance with FOTP-37, the cable shall

withstand four full turns around a mandrel at low temperatures of 0 degreesC.





27 13 23-18









2.4 LOOSE TUBE OPTICAL FIBER CABLES FOR INDOOR DISTRIBUTION

2.4.1 Fiber Specifications: Detailed information on the fiber types available for this cable design can be found in the following documents:2.4.1.1 Dispersion Un-shifted and Non-zero Dispersion Shifted Single-mode Fiber:

Generic Specification F1, "Generic Specification for Single-mode Optical Fiber in Loose Tube and Ribbon Cables."

2.4.1.2 50/125 µm and 62.5/125 µm Multimode Fiber: Generic Specification F2, "Generic Specification for Multimode Optical Fiber in Loose Tube and Ribbon Cables."

2.4.2 Cable Construction2.4.2.1 Optical fibers shall be placed inside a loose buffer tube. Buffer tubes shall be

made of polypropylene. The nominal outer diameter of the buffer tube shall be 2.5 mm.

2.4.2.2 Each buffer tube shall contain up to 12 fibers. The fibers shall not adhere to the inside of the buffer tube.

2.4.2.3 Each fiber shall be distinguishable by means of color coding in accordance with TIA/EIA-598-B.

2.4.2.4 Fibers shall be colored with ultraviolet (UV) curable inks. UV curable ink shall be applied to the outside of the optical fiber protective coating layer and not be an integral component of the coating layer itself in order to produce more distinguishable colored fiber.

2.4.2.5 Buffer tubes containing fibers shall be color coded with distinct and recognizable colors in accordance with TIA/EIA-598-B,

2.4.2.6 Buffer tube colored stripes shall be inlaid in the tube by means of co extrusion when required. The nominal stripe width shall be 1 mm.

2.4.2.7 For dual layer buffer tube construction cables, standard colors are used for tubes 1 through 12 and stripes are used to denote tubes 13 through 24. Color sequence applies to tubes containing fibers only, and shall begin with the first tube. If fillers are required, they shall be placed in the inner layer of the cable.

27 13 23-19

Tube color sequence shall start from the inside layer and progress outward.2.4.2.8 Buffer tubes containing multiple fibers, the colors shall be stable across the

specified storage and operating temperature range and not subject to fading or smearing onto each other. Colors shall not cause fibers to stick together.

2.4.2.9 Buffer tubes shall be resistant to kinking.2.4.2.10 Fillers may be included in the cable core to lend symmetry to the cable cross

section where needed. Fillers shall be placed so that they do not interrupt the consecutive positioning of the buffer tubes. In dual layer cables, any fillers shall be placed in the inner layer. Fillers shall be nominally 2.5 mm in outer diameter. Fillers shall be nominally 2.5 mm in outer diameter.

2.4.2.11 The central member shall consist of a dielectric, glass reinforced plastic (GRP) rod. The central member prevents buckling of the cable. The GRP rod shall be overcoated with a thermoplastic, when required, to achieve dimensional sizing to accommodate buffer tubes/fillers.

2.4.2.12 Each buffer tube shall be filled with a non hygroscopic, non-nutritive to fungus, electrically non-conductive, homogenous gel. Gel shall be free from dirt and foreign matter and shall be readily removable with conventional nontoxic solvents.

2.4.2.13 Buffer tubes shall be stranded around the dielectric central member using the reverse oscillation, or "S-Z," stranding process. Water blocking yarn(s) shall be applied longitudinally along the central member during stranding.

2.4.2.14 Two polyester yarn binders shall be applied contrahelically and with sufficient tension to secure each buffer tube layer to the dielectric central member without crushing the buffer tubes. Binders shall be non hygroscopic, non wicking and dielectric with low shrinkage.

2.4.2.15 For single layer cables, a water blocking tape shall be applied longitudinally around the outside of the stranded tubes/fillers. Tape shall be held in place by a single polyester binder yarn. Water blocking tape shall be non-nutritive to fungus and electrically non-conductive and shall be free from dirt and foreign matter.

2.4.2.16 For dual layer cables, a second (outer) layer of buffer tubes shall be stranded over the original core to form a two-layer core. Water blocking tape shall be applied longitudinally over both the inner and outer layer with each being held in place with a single polyester binder yarn. Water blocking tape shall be non-nutritive to fungus and electrically non-conductive and shall be free from dirt and foreign matter.

2.4.2.17 Non-armored cables shall contain at least one ripcord under the sheath for easy sheath removal.

2.4.2.18 Flame-retardant tape may be applied to provide resistance to flame propagation.2.4.2.19 Water blocking tape shall be applied longitudinally around the outside of the

flame retardant tape.2.4.2.20 Tensile strength shall be provided by the central member, and additional

dielectric yarns as required. Dielectric yarns shall be helically stranded evenly around the cable core.

2.4.2.21 Cables shall be sheathed with a flame retardant low-smoke zero halogen jacket. Jacketing material shall be applied directly over the tensile strength members and water blocking tape. Flame retardant low-smoke zero halogen outer jacket shall contain carbon black or a UV stabilized colored compound to provide ultraviolet light protection and shall not promote the growth of fungus.

2.4.2.22 Cable jackets shall be capable of being colored any of the 12 colors identified in EIA/TIA-598, if requested to enhance cable identification. Colored jackets shall contain UV stabilizers to provide ultraviolet light protection.

2.4.2.23 Jacket shall be continuous, free from pinholes, splits, blisters, or other imperfections. Jacket shall have a consistent, uniform thickness. Jackets extruded under high pressure are not acceptable. Jacket shall be smooth, as is consistent with the best commercial practice. Jacket shall provide the cable with a tough, flexible, protective coating, able to withstand the stresses expected in

27 13 23-20

normal installation and service.2.4.2.24 Cable jackets shall be marked with the manufacturer's name or file number,

month and year of manufacture, sequential meter or foot markings, a telecommunication handset symbol as required by Section 350G of the National Electrical Safety Code (NESC), fiber count, and fiber type, flame rating and listing marking. The actual length of the cable shall be within -0/+1% of the length markings. Print color shall be white, with the exception that cable jackets containing one or more coextruded white stripes, which shall be printed in light blue. The height of the marking shall be approximately 2.5 mm.

2.4.2.25 Maximum pulling tension shall be 2700 N (600 lbf) during installation (short term) and 810 N (180 lbf) long term installed.

2.4.2.26 Un-armored, all-dielectric cables shall be available in fiber counts up to 288 fibers.

2.4.2.27 Interlocking armored cables shall also include an interlocking aluminum armor applied helically around the outside of the cable jacket. Interlocking armor may be left un-jacketed or may have a flame retardant low-smoke zero halogen outer jacket. Aarmor for these cables shall be comparable to liquid tight flexible metal conduit if jacketed, or flexible metal conduit if not jacketed. Because of the interlocking metallic armor, this cable shall be listed OFC-LS. The interlocking armor and outer jacket options will be specified on the purchase order. Cables with interlocking armor shall be available in fiber counts up to 288 fibers.

2.4.3 Indoor/Outdoor Fiber Optic Cable - Loose Tube: Corning Generic Spec PGS0152.4.3.1 Cable:

2.4.3.1.1 LSZH Loose Tube, Gel-Free, Single-Jacket2.4.3.1.2 LSZH Loose Tube, Gel-Free, Double-Jacket2.4.3.1.3 LSZH Loose Tube, Gel-Free, Corrugated Armored2.4.3.1.4 LSZH Loose Tube, Gel-Free, Interlocking Armored






withstand a minimum compressive load of 220 N/cm (125 lbf/in) applied uniformly over the length of the sample. The 220 N/cm (125 lbf/in) load shall be applied at a rate of 2.5 mm (0.1 in) per minute. Load shall be maintained for a period of 1 minute. The load shall then be decreased to 110 N/cm (63 lbf/in).




withstand 25 mechanical flexing cycles at a rate of 30 ± 1 cycles per minute. Flexing arc shall be + 90 degrees from the

27 13 23-21

reference position.2.4.3.2.3.2 Fiber shall not experience an attenuation change greater than

0.40 dB at 1550 nm (single mode) or greater than 0.60 dB at 1300 nm (multimode).

2.4.3.2.3.3 No cracks, splits, tears or other opening shall be present on the inner or outer surface of the jacket. No visible cracks greater than 5 mm in the armor, if present, shall be present.

2.4.3.2.4 High and Low Temperature Bend:2.4.3.2.4.1 When tested in accordance with FOTP-37, cable shall withstand

four full turns around a mandrel at an installation temperatures of -10 degrees C and +60 degrees C. Mandrel diameter shall be the greater of 20 times the cable OD or 150 mm for general purpose and riser cables. Visible cracks, splits, tears, or other openings on either the inner or outer surface of the jacket constitutes failure. None of the sheath components shall show visible cracking when removed successively and examined.





2.4.3.2.5.3 Visible cracks, splits, tears, or other openings on the outer surface of the jacket constitute a failure. The presence of broken fibers within the specimen constitutes a failure.

2.4.3.2.6 Temperature Cycling:2.4.3.2.6.1 Cycling Effects on Optical Fiber, Optical Cable, and Other Passive

Fiber Optic Components," the change in attenuation after 2 cycles at extreme operational temperatures ( 40 degreesC to +70 degreesC) shall not exceed 0.40 dB/km at 1550 nm (single-mode) or 0.60 dB/km at 1300 nm (multimode). Change in attenuation is measured with respect to the baseline values measured at room temperature before temperature cycling and after the last low and last high temperature.


of cable shall be tested to the rated tensile load.2.4.3.2.7.2 The rated tensile load shall be 2670 N (600 lbf)2.4.3.2.7.3 While under rated tensile load, fiber shall not experience a




unaged cable shall withstand a one meter static head or equivalent continuous pressure of water for one hour without

27 13 23-22

leakage through the open cable end.2.4.3.2.9 Cold Impact Test:

2.4.3.2.9.1 When tested in accordance with FOTP-25, the cable shall withstand a minimum of 2 impact cycles at 3 locations separated by 150 mm.

2.4.3.2.9.2 Impact energy shall be at least 2.94 Nm. Cable shall be conditioned for at least 4 hours at the minimum installation temperature (-10 degreesC).Visible cracks on either the inner or outer surface of the jacket constitutes a failure. No optical measurements are required.

2.4.4 Indoor/Outdoor Fiber Optic Cable: Corning Generic Spec PGS0702.4.4.1 Cable:

2.4.4.1.1 FREEDM LST Loose Tube, Gel-Free, Riser2.4.4.1.2 FREEDM LST Loose Tube, Gel-Free, Interlocking Armored, Riser











2.4.4.2.3.3 No cracks, splits, tears or other opening shall be present on the inner or outer surface of the jacket. No visible cracks greater than 5 mm in the armor, if present, shall be present.

2.4.4.2.4 Twist:2.4.4.2.4.1 When tested in accordance with FOTP-85, a length of cable no

greater than 2 meters will withstand 10 cycles of mechanical twisting. Fiber shall not experience an attenuation change greater than 0.40 dB at 1550 nm (single mode) or greater than 0.60 dB at 1300 nm (multimode).

2.4.4.2.4.2 No cracks or splits in the jacket shall be present when inspected under 5X magnification.


four full turns around a mandrel at an installation temperatures of -

27 13 23-23

10 degrees C and +60 degrees C.2.4.4.2.5.2 Fibers shall not experience an attenuation change greater than





2.4.4.2.6.3 Visible cracks, splits, tears, or other openings on the outer surface of the jacket constitute a failure. Broken fibers within the specimen constitutes a failure.



2.4.4.2.8 Tensile and Fiber Strain: Single Buffer Tube Construction2.4.4.2.8.1 When tested in accordance with FOTP-33 and FOTP-38, a length




2.4.4.2.9 Tensile Loading and Fiber Strain Double Buffer Tube Construction2.4.4.2.9.1 When tested in accordance with FOTP-33A and FOTP-38 a length


2.4.4.2.9.2 While under the rated tensile load, the fiber shall not experience a measured fiber strain greater than 0.60% of the fiber proof test level. After being held at the residual load (30% of the rated tensile load) the fiber shall not experience a measured fiber strain greater than 0.30% of the fiber proof test level nor an attenuation change greater than 0.40 dB at 1550 nm (single-mode) or greater than 0.60 dB at 1300 nm (multimode).




2.4.4.2.11 Cold Impact Test:

27 13 23-24

2.4.4.2.11.1 When tested in accordance with FOTP-25, the cable shall withstand a minimum of 2 impact cycles at 3 locations separated by 150 mm.

2.4.4.2.11.2 Impact energy shall be at least 2.94 Nm. Cable shall be conditioned for at least 4 hours at the minimum installation temperature (-10 degreesC). The presence of visible cracks on either the inner or outer surface of the jacket constitutes a failure. No optical measurements are required.

2.4.5 Indoor/Outdoor Fiber Optic Cable: Corning Generic Spec PGS0712.4.5.1 Cable:

2.4.5.1.1 Indoor/Outdoor Fiber Optic Cable - Loose Tube2.4.5.1.1.1 Gel-Free Loose Tube Optical Fiber Cables For Low-Smoke, Zero

Halogen Applications.2.4.5.2 Performance:

2.4.5.2.1 Temperature Range:2.4.5.2.1.1 Storage temperature range for cable on the original shipping reel


degrees C to +60 degrees C.2.4.5.2.1.3 Operational temperature range for riser cables shall be -40

degrees C to +70 degrees C. Testing shall be in accordance with FOTP-3.





2.4.5.2.3 Cyclic Flexing:2.4.5.2.3.1 When tested in accordance with FOTP 104, " the cable shall

withstand 25 mechanical flexing cycles at a rate of 30 ± 1 cycles per minute. Flexing arc shall be +90 degrees from the reference position.


2.4.5.2.3.3 No visible cracks greater than 5mm in the armor, shall be present.2.4.5.2.4 Twist:



four full turns around a mandrel at an installation temperatures of -

27 13 23-25

10 degrees C and +60 degrees C.2.4.5.2.5.2 Fibers shall not experience an attenuation change greater than


2.4.5.2.6 Impact Resistance:2.4.5.2.6.1 When tested in accordance with FOTP-25 cable shall withstand a
















2.4.6.1.1 FREEDM Loose Tube, Gel-Free, Riser2.4.6.1.2 FREEDM Loose Tube, Gel-Free, Interlocking Armored, Riser

2.4.6.2 Performance:

27 13 23-26














2.4.6.2.4.2 No cracks or splits in the jacket shall be present when inspected under 5X magnification.


four full turns around a mandrel at an installation temperatures of -10 degrees C and +60 degrees C.






27 13 23-27













2.4.7.1.1 Industrial LSZH Tray-Rated, Loose Tube, Gel-Free2.4.7.1.2 Industrial LSZH Tray-Rated, Loose Tube, Gel-Free, Double Jacket2.4.7.1.3 Industrial LSZH Tray-Rated, Loose Tube, Gel-Free, Corrugated Armored2.4.7.1.4 Industrial LSZH Tray-Rated, Loose Tube, Gel-Free, Interlocking Armored2.4.7.1.5 Industrial LSZH Tray-Rated, Loose Tube, Gel-Free, Double Jacket, Rodent

Resistant2.4.7.2 Performance:






27 13 23-28











2.4.7.2.5.2 Mandrel diameter shall be the larger of 20X cable diameter or 150 mm for general purpose and riser cables. Visible cracks, splits, tears, or other openings on either the inner or outer surface of the jacket constitutes failure. None of the sheath components shall show visible cracking when removed successively and examined.

2.4.7.2.5.3 For single-mode fibers, the increase in attenuation shall be < 0.40 dB at 1550 nm. For multimode fibers, the increase in attenuation shall be < 0.60 dB at 1300 nm.






attenuation after 2 cycles at extreme operational temperatures (-40 degreesC to +70 degreesC) shall not exceed 0.40 dB/km at 1550 nm (single-mode) or 0.60 dB/km at 1300 nm (multimode). The change in attenuation is measured with respect to the baseline values measured at room temperature before

27 13 23-29

temperature cycling after the last low and last high temperature.2.4.7.2.8 Tensile and Fiber Strain:

2.4.7.2.8.1 When tested in accordance with FOTP-33 and FOTP-38, a length of cable shall be tested to the rated tensile load. The rated tensile load shall be 2670 N (600 lbf).









2.4.8.1.1 Mining and Petrochemical Tray-Rated, Loose Tube, Gel-Free2.4.8.2 Performance:








2.4.8.2.2.3 Attenuation measurements shall be performed before release of the 110 N/cm (63 lbf/in) load. The change in attenuation shall not exceed 0.40 dB at 1550 nm for single-mode fibers and 0.60 dB at

27 13 23-30

1300 nm for multimode fiber.2.4.8.2.3 Cyclic Flexing:

2.4.8.2.3.1 When tested in accordance with FOTP 104, the cable shall withstand 25 mechanical flexing cycles at a rate of 30 ± 1 cycles per minute.


2.4.8.2.3.3 Visible cracks greater than 5 mm in the armor shall be present.2.4.8.2.4 Twist:




2.4.8.2.5.2 Mandrel diameter shall be the larger of 20X cable diameter or 150 mm for general purpose and riser cables. The presence of visible cracks, splits, tears, or other openings on either the inner or outer surface of the jacket constitutes failure. None of the sheath components shall show visible cracking when removed successively and examined.

2.4.8.2.5.3 For single-mode fibers, the increase in attenuation shall be < 0.40 dB at 1550 nm. For multimode fibers, the increase in attenuation shall be < 0.60 dB at 1300 nm.









2.4.8.2.8.2 While under the rated tensile load, the fiber shall not experience a measured fiber strain greater than 60% of the fiber proof test level. After being held at the residual load (30% of the rated tensile load) the fiber shall not experience a measured fiber strain greater than 20% of the fiber proof test level nor an attenuation change greater than 0.40 dB at 1550 nm (single-mode) or greater than 0.60 dB at

27 13 23-31

1300 nm (multimode).2.4.8.2.8.3 After the tensile load is removed, the fibers shall not experience

an attenuation change greater than 0.40 dB at 1550 nm (single-mode) or greater than 0.60 dB at 1300 nm (multimode).






2.5 HYBRID OPTICAL FIBER CABLES FOR INDOOR DISTRIBUTION

2.5.1 Cable Construction2.5.1.1 Optical fibers shall be placed inside a loose PVC subunit. The subunit may

contain strength yarns depending on conductor gauge.2.5.1.2 Each subunit shall contain up to 12 fibers.2.5.1.3 Individual fibers shall be color coded for identification. Fiber color coding shall be

in accordance with EIA/TIA-598. Coloring material shall be stable over the temperature range of the cable, shall not be susceptible to migration, and shall not affect the transmission characteristics of the optical fibers.

2.5.1.4 When multiple fiber subunits exist, each fiber subunit jacket shall be numbered for identification, with the exception of filler subunits where used. The number shall be repeated at regular intervals.

2.5.1.5 Subunits shall be stranded along with 14 or 16 AWG insulated copper conductors.

2.5.1.6 Individual copper conductors shall be insulated with PVC and colored per Belden Code-1 for electronic instrumentation cable.

2.5.1.7 Cables with 16 AWG conductors2.5.1.7.1 Up to 12 fibers will be placed inside a 1.6 mm subunit. Subunit shall not

contain strength elements.2.5.1.7.2 Lower fiber counts may require filler subunits in order to fill interstitials and

complete the round profile.2.5.1.7.3 Layered strength yarns shall serve as the tensile strength member of the

cable.2.5.1.7.4 Subunits and conductors shall be stranded around a dielectric central

member which is either a glass reinforced plastic rod or stranded aramid yarns. A ripcord shall be inserted beneath the outer jacket to facilitate jacket removal. Outer jacket shall be extruded around the subunits and strength yarns.

2.5.1.8 Cables with 14 AWG conductors2.5.1.8.1 Up to 12 fibers will be placed inside a 3.3 mm subunit.2.5.1.8.2 Layered strength yarns shall serve as the tensile strength member of the

subunit.2.5.1.8.3 Subunit jacket shall be extruded over the strength yarns for physical and

environmental protection. Jacket shall be continuous, free from pinholes, splits, blisters, or other imperfections and have a consistent, uniform thickness. Jacket shall be smooth, as is consistent with the best

27 13 23-32

commercial practice.2.5.1.8.4 Subunits and conductors shall be stranded around a dielectric central

member which is either a glass reinforced plastic rod or stranded aramid yarns. A ripcord shall be inserted beneath the outer jacket to facilitate jacket removal. Outer jacket shall be extruded around the subunits.

2.5.1.9 Strength members shall be of a high modulus strength yarn. Strength yarns shall be helically stranded around the buffered fibers. Non-toxic, non-irritant talc shall be applied to the yarns to allow them to be easily separated from the fibers and the subunit jacket.

2.5.1.10 Outer Cable Jacket:2.5.1.10.1 Jacket shall be continuous, free from pinholes, splits, blisters, or other

imperfections and have a consistent, uniform thickness. Jackets extruded under high pressure are not acceptable. Jacket shall be smooth, as is consistent with the best commercial practice. Jacket shall provide the cable with a tough, flexible, protective coating, able to withstand the stresses expected in normal installation and service.

2.5.1.10.2 Nominal thickness of the cable outer jacket shall be sufficient to provide adequate cable protection while meeting the mechanical, flammability, and environmental test requirements of this document over the life of the cable.

2.5.1.10.3 Standard cable jacket color shall be yellow for cables containing single mode fiber.

2.5.1.10.4 Cable jackets shall be capable of being colored any of the 12 colors identified in EIA/TIA-598, if requested to enhance cable identification.

2.5.1.11 Indoor distribution cable specified herein shall be available with an optional interlocking armor made of aluminum. Interlocking armor for riser cables may be left uncoated or may have a PVC jacket. Interlocking armor for plenum cables shall have a PVC jacket. Color of the armor jacket shall match the jacket color of the optical fiber cable located inside of the armor. Armor for these cables shall be comparable to liquid tight flexible metal conduit if jacketed, or flexible metal conduit if not.

2.5.2 Indoor/Outdoor Fiber Optic Cable - Hybrid: Corning Generic Spec PGS1302.5.2.1 Cable:

2.5.2.1.1 ActiFi FREEDM DAS, Indoor/Outdoor, Riser2.5.2.1.2 ActiFi FREEDM DAS, Indoor/Outdoor, Interlocking Armored, Riser

2.5.2.2 Performance:2.5.2.2.1 Temperature Range Plenum Applications:




2.5.2.2.2 Crush Resistance:2.5.2.2.2.1 When tested in accordance with FOTP-41, "Compressive Loading

Resistance of Fiber Optic Cables," cable shall withstand a minimum compressive load of 100 N/cm (57 lbf/in) applied uniformly over the length of the compression plate.


2.5.2.2.3 Cyclic Flexing:2.5.2.2.3.1 When tested in accordance with FOTP 104, "Fiber Optic Cable

Cyclic Flexing Test," the cable shall withstand 25 mechanical flexing cycles at a rate of 30 ± 1 cycles per minute.

27 13 23-33



2.5.2.2.4.1 When tested in accordance with FOTP-37, "Fiber Optic Cable Bend Test, Low and High Temperature," cable shall withstand four full turns around a mandrel at an installation temperatures of -10 degrees C and +60 degrees C. Mandrel diameter shall be the greater of 20 times the cable OD or 150 mm.


2.5.2.2.5 Impact Resistance:2.5.2.2.5.1 When tested in accordance with FOTP-25, "Repeated Impact

Testing of Fiber Optic Cables and Cable Assemblies," cable shall withstand a minimum of 2 impact cycles at 3 locations spaced a minimum distance of 150 mm. Impact energy shall be 2.94 Nm.



2.5.2.2.6.1 When tested in accordance with FOTP-3, "Procedure to Measure Temperature Cycling Effects on Optical Fiber, Optical Cable, and Other Passive Fiber Optic Components," the change in attenuation after the second cycle at the extreme operational temperatures shall not exceed 0.40 dB/km at 1550 nm (single-mode). The change in attenuation is measured with respect to the baseline values measured at room temperature before temperature cycling.

2.5.2.2.7 Twist-Bend:2.5.2.2.7.1 When tested in accordance with FOTP-85, "Fiber Optic Cable

Twist Test," a length of cable no greater than 2 meters shall withstand 10 cycles of mechanical twisting and bending.

2.5.2.2.7.2 Fibers shall not experience an attenuation change greater than 0.40 dB at 1550 nm (single-mode) or 0.60 dB at 1300 nm (single-mode).


of cable shall be tested to the rated tensile load.2.5.2.2.8.2 While under the rated tensile load, the fiber shall not experience a

measured fiber strain greater than 60% of the fiber proof test level.2.5.2.2.8.3 After being held at the residual load (30% of the rated tensile load)

the fiber shall not experience a measured fiber strain greater than 20% of the fiber proof test level nor an attenuation change greater than 0.40 dB at 1550 nm (single-mode).

2.5.2.2.8.4 After the tensile load is removed, the fibers shall not experience an attenuation change greater than 0.40 dB at 1550 nm (single-mode).

3 EXECUTION

3.1 EXAMINATION

3.1.1 Do not begin installation until support structures and substrates have been properly

27 13 23-34

prepared.

3.1.2 Verify installation of support structures for backbone fiber optic cables before the installation.

3.1.3 Do not install a fiber optic cable in a conduit or duct that already contains cabling, regardless of the cable type.

3.1.4 Remove abandoned cables unless unused cables are reserved for future use or cable that is not terminated at equipment other than a connector and not identified for future use with a tag as required by the National Electrical Code.

3.1.5 If support structures and substrate preparation are the responsibility of another installer, notify Architect of unsatisfactory preparation before proceeding.

3.2 INSTALLATION

3.2.1 General: Cable manufacturer shall provide installation procedures and technical support concerning the items contained in this specification.

3.2.2 Cable Bend and Tension Requirements:3.2.2.1 Minimum Bend Radius/Operation (inches):

3.2.2.1.1 PGS015: Installation 15X OD, Operation 10X OD3.2.2.1.2 PGS017: Installation 15X OD, Operation 10X OD3.2.2.1.3 PGS043: Installation 12X OD, Operation 6X OD3.2.2.1.4 PGS049: Installation 15X OD, Operation 10X OD3.2.2.1.5 PGS056: Installation 15X OD, Operation 10X OD3.2.2.1.6 PGS057: Installation 15X OD, Operation 10X OD3.2.2.1.7 PGS061: Installation 15X OD, Operation 10X OD3.2.2.1.8 PGS070: Installation 15X OD, Operation 10X OD3.2.2.1.9 PGS071: Installation 15X OD, Operation 10X OD3.2.2.1.10 PGS073: Installation 15X OD, Operation 10X OD3.2.2.1.11 PGS101: Installation 15X OD, Operation 10X OD3.2.2.1.12 PGS116: Installation 15X OD, Operation 10X OD3.2.2.1.13 PGS130: Installation 15X OD, Operation 10X OD3.2.2.1.14 PGS137: Installation 15X OD, Operation 10X OD

3.2.2.2 Maximum Pulling Tension (lbf):3.2.2.2.1 PGS015: Installation 600, Operation 2003.2.2.2.2 PGS017: Installation 100, Operation 303.2.2.2.3 PGS043: Installation 50, Operation 153.2.2.2.4 PGS049: Installation 150, Operation 453.2.2.2.5 PGS056: Installation 600, Operation 2003.2.2.2.6 PGS057: Installation 600, Operation 1353.2.2.2.7 PGS061: Installation 150, Operation 453.2.2.2.8 PGS070: Installation 150, Operation 453.2.2.2.9 PGS071: Installation 150, Operation 453.2.2.2.10 PGS073: Installation 150, Operation 453.2.2.2.11 PGS101: Installation 600, Operation 1803.2.2.2.12 PGS116: Installation 1000, Operation 3333.2.2.2.13 PGS130: Installation 600, Operation 2003.2.2.2.14 PGS137: Installation 150, Operation 45

3.2.3 Testing and Acceptance:3.2.3.1 All cables shall be tested according to the requirements of ANSI/TIA 568.3-D.

Any defects in the cabling, connectors, couplers or patch panels shall be repaired or replaced in order to ensure 100% useable fiber in all cables installed.

3.2.3.2 For horizontal cabling system using multimode optical fiber, attenuation shall be measured in one direction at either 850 nanometer (nm) or 1300 nm using an

27 13 23-35

LED light source and power meter with an encircled flux (EF) compliant reference jumper per ANSI/TIA-526-14-C.

3.2.3.3 If performing Tier II testing with an OTDR, fiber cabling shall be tested at both 850 nm and 1300 nm for Multmode or 1310 nm and 1550 nm for single-mode. This should be a bi-directional test that averages the values to compensate for any mode field mismatch.

3.3 PROTECTION

3.3.1 Protect installed products until completion of project.

3.3.2 Touch-up, repair or replace damaged products before Substantial Completion.

3.4 CABLE SCHEDULE

3.4.1 Indoor Fiber Optic Cable3.4.1.1 Ribbon

3.4.1.1.1 Ribbon, Riser; Corning Generic Spec PGS0433.4.1.1.2 Ribbon, Interlocking Armored, Riser; Corning Generic Spec PGS0433.4.1.1.3 UltraRibbon Indoor, Gel-Free, Riser; Corning Generic Spec PGS0433.4.1.1.4 UltraRibbon Indoor, Gel-Free, Interlocking Armored, Riser; Corning

Generic Spec PGS0433.4.1.2 Tight-Buffered

3.4.1.2.1 Fan-out Tight Buffered, Riser; Corning Generic Spec PGS0173.4.1.2.2 Fan-out Tight Buffered, Interlocking Armored, Riser; Corning Generic Spec

PGS0173.4.1.2.3 MIC Tight Buffered, Riser; Corning Generic Spec PGS0493.4.1.2.4 MIC Tight Buffered, Interlocking Armored, Riser; Corning Generic Spec

PGS0493.4.1.2.5 MIC Unitized Tight Buffered, Riser; Corning Generic Spec PGS0493.4.1.2.6 MIC Unitized Tight Buffered, Interlocking Armored, Riser; Corning Generic

Spec PGS0493.4.1.2.7 Reel In A Box, MIC Tight Buffered, Riser; Corning Generic Spec PGS049

3.4.2 Indoor/Outdoor Fiber Optic Cable3.4.2.1 Loose Tube

3.4.2.1.1 LSZH Loose Tube, Gel-Free, Single-Jacket; Corning Generic Spec PGS015

3.4.2.1.2 LSZH Loose Tube, Gel-Free, Double-Jacket; Corning Generic Spec PGS015

3.4.2.1.3 LSZH Loose Tube, Gel-Free, Corrugated Armored; Corning Generic Spec PGS015

3.4.2.1.4 LSZH Loose Tube, Gel-Free, Interlocking Armored; Corning Generic Spec PGS015

3.4.2.1.5 FREEDM LST Loose Tube, Gel-Free, Riser; Corning Generic Spec PGS070

3.4.2.1.6 FREEDM LST Loose Tube, Gel-Free, Interlocking Armored, Riser; Corning Generic Spec PGS070

3.4.2.1.7 Gel-Free Loose Tube Optical Fiber Cables For Low-Smoke, Zero Halogen Applications; Corning Generic Spec PGS071

3.4.2.1.8 FREEDM Loose Tube, Gel-Free, Riser; Corning Generic Spec PGS0733.4.2.1.9 FREEDM Loose Tube, Gel-Free, Interlocking Armored, Riser; Corning

Generic Spec PGS0733.4.2.1.10 Industrial LSZH Tray-Rated, Loose Tube, Gel-Free; Corning Generic Spec

PGS1013.4.2.1.11 Industrial LSZH Tray-Rated, Loose Tube, Gel-Free, Double Jacket;

Corning Generic Spec PGS101

27 13 23-36

3.4.2.1.12 Industrial LSZH Tray-Rated, Loose Tube, Gel-Free, Corrugated Armored; Corning Generic Spec PGS101

3.4.2.1.13 Industrial LSZH Tray-Rated, Loose Tube, Gel-Free, Interlocking Armored; Corning Generic Spec PGS101

3.4.2.1.14 Industrial LSZH Tray-Rated, Loose Tube, Gel-Free, Double Jacket, Rodent Resistant; Corning Generic Spec PGS101

3.4.2.1.15 Mining and Petrochemical Tray-Rated, Loose Tube, Gel-Free; Corning Generic Spec PGS116

3.4.2.2 Ribbon3.4.2.2.1 FREEDM UltraRibbon, Gel-Filled, Riser; Corning Generic Spec PSGS0263.4.2.2.2 FREEDM UltraRibbon, Interlocking Armored, Gel-Filled, Riser; Corning

Generic Spec PGS0263.4.2.2.3 LSZH UltraRibbon, Gel-Filled; Corning Generic Spec PGS0563.4.2.2.4 LSZH UltraRibbon, Gel-Free; Corning Generic Spec PGS0563.4.2.2.5 LSZH UltraRibbon Indoor/Outdoor Interlocking Armored, Gel-Filled;

Corning Generic Spec PGS0563.4.2.2.6 LSZH Ribbon Gel-Filled; Corning Generic Spec PGS0563.4.2.2.7 LSZH Ribbon, Interlocking Armored Gel-Filled; Corning Generic Spec

PGS0563.4.2.2.8 FREEDM Ribbon, Gel-Filled, Riser; Corning Generic Spec PGS0573.4.2.2.9 FREEDM Ribbon, Interlocking Armored, Gel-Filled, Riser; Corning Generic

Spec PGS0573.4.2.3 Tight-Buffered

3.4.2.3.1 FREEDM One Tight-Buffered, Riser; Corning Generic Spec PGS0613.4.2.3.2 FREEDM One Tight-Buffered, Interlocking Armored, Riser; Corning

Generic Spec PGS0613.4.2.3.3 FREEDM One Unitized, Tight-Buffered, Riser; Corning Generic Spec

PGS0613.4.2.3.4 FREEDM One Unitized, Tight-Buffered, Interlocking Armored, Riser;

Corning Generic Spec PGS0613.4.2.3.5 FREEDM Fan-Out Tight-Buffered, Riser; Corning Generic Spec PGS1373.4.2.3.6 FREEDM Fan-Out Cold-Temperature, Tight-Buffered, Riser; Corning

Generic Spec PGS1373.4.2.3.7 Reel in a Box, FREEDM Fan-Out Tight-Buffered, Riser; Corning Generic

Spec PGS1373.4.2.4 Hybrid:

3.4.2.4.1 ActiFi FREEDM DAS, Indoor/Outdoor, Riser; Corning Generic Spec PGS130

3.4.2.4.2 ActiFi FREEDM DAS, Indoor/Outdoor, Interlocking Armored, Riser; Corning Generic Spec PGS130

END OF SECTION

27 13 23-37

€¦ · web viewsection 27 13 23. communications optical fiber backbone cabling. display hidden...

Documents