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 & Features

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:
Cond. Size Conductor Number Cond. Strands Diameter Over Conductor (in) (cm) Inner Layer Thickness (mils) (mm) Approx. OD (in) (cm) Approx. Weight (lbs/1000') (kgs/km)
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2 AWG 2 AWG
0.0 0.0
168 168
0.290 0.74
210 5.33
0.753 1.91
177 263
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1/0 AWG 1/0 AWG
1.0 1.0
259 259
0.379 0.96
210 5.33
0.840 2.13
548 816
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2/0 AWG 2/0 AWG
1.0 1.0
324 324
0.400 1.02
220 5.59
0.883 2.24
674 1003
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4/0 AWG 4/0 AWG
1.0 1.0
532 532
0.530 1.35
210 5.33
0.979 2.49
960 1429
More Options
350 KCMIL 350 KCMIL
1.0 1.0
893 893
0.670 1.70
230 5.84
1.160 2.95
1475 2195
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500 KCMIL 500 KCMIL
1.0 1.0
1221 1221
0.858 2.18
230 5.84
1.350 3.43
1970 2932

† Ampacities based upon 2023 NEC Table 310.16. Also, see NEC sections 310.15 and 110.14(C) for additional requirements.

Cond. Size DC Resistance at 25C (ohms/1000') (ohms/km) AC Resistance at 75C (ohms/1000') (ohms/km) Inductive Reactance (ohms/1000') (ohms/km) Max Pull Tension (lbs) (kg) Allowable Ampacity Raceway 75C Allowable Ampacity Raceway 90C
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2 AWG 2 AWG
0.172 0.26
0.207 0.31
0.045 0.07
530 240.40
115 115
130 130
More Options
1/0 AWG 1/0 AWG
0.109 0.16
0.131 0.19
0.044 0.07
844 382.83
150 150
170 170
More Options
2/0 AWG 2/0 AWG
0.087 0.13
0.104 0.15
0.043 0.06
1064 482.62
175 175
195 195
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4/0 AWG 4/0 AWG
0.055 0.08
0.067 0.10
0.041 0.06
1692 767.48
230 230
260 260
More Options
350 KCMIL 350 KCMIL
0.033 0.05
0.042 0.06
0.040 0.06
2800 1270.06
310 310
350 350
More Options
500 KCMIL 500 KCMIL
0.023 0.03
0.031 0.05
0.039 0.06
4000 1814.37
380 380
430 430

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

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

Resources

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