SPEC 44030 1/C CU EPR Medium Voltage Non-Shielded Jumper & Switchgear Cable

Single Conductor Flexible Conductor with an EPR Insulation Non-Shielded Jumper Cable

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Application

Southwire’s medium voltage non-shielded jumper and switchgear cable is a flexible power cable that is intended for use in substations installed on insulators and inside switchgear isolated from ground and where a non-shielded flexible cable is desired. These cables are capable of operating continuously at a conductor temperature not in excess of 90°C.

  • This cable is rated up to 40KV and is not UL listed. See Table 2 for installation guidelines

Specifications

Select a set of products below for more information:
Conductor Allowable Ampacities+ Resistance
Size (AWG or kcmil) (mm2) No. of Strands Nom. OD (Conductor) (mils) (mm) Nom. OD (mils) (mm) Nom. OD (Over Ins.) (mils) (mm) Nominal Total Weight (lbs/1000') (kgs/km) Allowable Ampacity at 60C Allowable Ampacity at 75C Allowable Ampacity at 90C Insulation Thickness (mils) (mm) Nom. DC Resistance (Conductor) AC Resistance at 90°C
569424
2 AWG 2 AWG
168 168
753 19.13
432 643
569423
1/0 AWG 1/0 AWG
259 259
840 21.34
548 816
569425
2/0 AWG 2/0 AWG
324 324
883 22.43
674 1003
569487
4/0 AWG 4/0 AWG
532 532
979 24.87
961 1430
569427
350 KCMIL 350 KCMIL
893 893
1160 29.46
1475 2195
569428
500 KCMIL 500 KCMIL
1221 1221
1350 34.29
1970 2932

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

Construction

  • Conductor: Flexible rope lay stranded annealed bare or tinned copper
  • Conductor Shield: Nylon semi-conducting tape, helically applied
  • Insulation: Heat, moisture, and ozone resistant Ethylene Propylene Rubber(EPR)

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