4-126 TINNED CU TELCO L4 GRAY 4500 FT

Southwire #: 56983301

Limited smoke, Non-halogenated Insulation, 105°C Dry, 60°C Wet

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Application

This specification covers the construction requirements for a limited smoke, non-halogenated power cable insulated with TelcoHyde® 5221 with an overall flame retardant saturated braid. UL listed Type RHH, FT4-ST1 in accordance with the National Electrical Code. Product is for use in Central Office, CATV Head End, Data Center and Cell Tower applications.

Specifications

Stock # 56983301 56983301
Size (AWG or kcmil) (mm2) 4 AWG 4 AWG
No. of Strands 126 126
Nominal Total Weight (lbs/1000') (kgs/km) 217 323 lbs/1000' kgs/km
Allowable Ampacity at 75C 85 85
Allowable Ampacity at 90C 95 95
Insulation Thickness (mils) (mm) 60 1.52 mils mm
DC Resistance at 25°C 0.274 0.274

Standards & References

  • ASTM B33 Standard Specification for Tin-Coated Soft or Annealed Copper Wire
  • ASTM B172 Standard Specification for Rope-Lay-Stranded Copper Conductors Having Bunch-Stranded Copper Conductors
  • UL 44 Type RHH, FT4-ST1, VW-1, 600 Volts DC or AC
  • UL 2731 Telecommunications Central Office Power Cable
  • CSA AWM IB 105°C 600V. FT4-ST1
  • IEC including 60674 and 60332
  • RoHS Complaint , Lead-Free, Silicone-Free
  • ATIS-0600017.2014 Non-Halogenated DC Power Wire and Cable for Telecommunications Power Systems
  • Telcordia GR-347-CORE
  • REACH - European Community Regulation

Construction

  • Conductor:Class I modified bunched (8 and 6 AWG) or rope bunched (4 AWG and larger) tinned copper, conforming to ASTM B-33
  • Separator Tape:Opaque Mylar tape
  • Insulation:Limited smoke, non-halogenated, 105°C Dry, 60°C Wet TelcoHyde® 5221. Conforms to UL 44, UL 758, CSA C22.2 No. 210-11, and Telcordia Specification GR-347- CORE. Insulation has a Limiting Oxygen Index of 35%
  • Separator Tape:1 mil clear mylar tape on 6 AWG and larger
  • Cotton Braid:Overall natural cotton braid conforming to UL 44
  • Saturant and Colored Finisher:Moisture resistant, fire retardant saturant and a colored finisher

Resources

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