250 STR 3E AL (127mm2) XHHW-2 BLACK

Southwire #: 56036299

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Application

Southwire’s 600 or 1000 Volt power cables are suited for use in wet and dry areas, conduits, ducts, troughs, trays, aerial supported by a messenger, and where superior electrical properties are desired. These cables are capable of operating continuously at the conductor temperature not in excess of 90°C for normal operation in wet and dry locations, 130°C for emergency overload, and 250°C for short circuit conditions. For uses in Class I, II, and III, Division 2 hazardous locations per NEC Article 501 and 502. CT Rated 1/0 and Larger - Sunlight Resistant - Silicone Free

Specifications

Stock # 56036299 56036299
No. of Conductors 1 1
Size (AWG or kcmil) (mm2) 250 KCMIL 250 KCMIL
No. of Strands 22 22
Insulation Thickness (mils) (mm) 65 1.65 mils mm
Nom. OD (mils) (mm) 660 16.76 mils mm
Nominal Total Weight (lbs/1000') (kgs/km) 313 466 lbs/1000' kgs/km

Standards & References

  • ASTM B801: Concentric-Lay-Stranded Conductors of 8000 Series Aluminum Alloy
  • ASTM B836: Compact Rounded Stranded Aluminum Conductors
  • UL 44: Thermoset-Insulated Wires and Cables
  • UL 1685: Vertical-Tray Fire Propagation and Smoke Release Test (1/0 and Larger)
  • ICEA S-95-658: (NEMA WC70) Power Cables Rated 2000 Volts or Less for the Distribution of Electrical Energy
  • CT USE: Sizes 1/0 AWG and Larger
  • VW-1: (Vertical-Wire) Flame Test

Construction

  • Conductor: Class B compact stranded 8000 Series aluminum per ASTM B800 and ASTM B836
  • Insulation: Cross Linked Polyethylene (XLPE) Type XHHW-2

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