DistributorSouthwire
138 kV XLPE Corrugated Power Cable

Southwire

138 kV XLPE Corrugated Power Cable

Southwire #
HVUD18

SW standard wall XLPE copper corrugated sheath, available up to 6,000 kcmil.

Priced by quote — copper moves daily (COMEX), so we quote at the current price.

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📎 HV Underground Installation Ratings

Available sizes & constructions

Size (kcmil¹)(mm^2)Conductor Diameter (inches)(mm)Insulation Thickness (inch)(cm)Diameter Over Insulation (inch)(cm)Overall Jacket Diameter (inch)(cm)Min. Bend Radius (inch)(inch)CapacitanceCharging Current (A/kft)Cable Weight² (lbs/ft)30 mil Sheath Short Ckt @ 0.5s (kA)Cable Weight² (lbs/ft)30 mil Sheath Short Ckt @ 0.5s (kA)
50012.700.741.886691699.262.195.562.937.4459/4459/4443.1043.101.301.304.704.7032.0032.000000
75019.050.912.315911501.142.185.542.977.5454/3654/3652.2052.201.571.575.495.4933.9033.900000
100025.401.062.695911501.142.355.973.178.0558/3958/3958.1058.101.751.756.566.5636.2036.200000
125031.751.193.025911501.142.486.303.328.4360/4060/4062.7162.711.881.887.507.5038.0038.000000
150038.101.323.355911501.142.616.633.478.8163/4263/4267.3367.332.022.028.498.4939.7039.700000
175044.451.433.635911501.142.746.963.639.2266/4466/4471.9371.932.162.169.529.5241.6041.600000
200050.801.503.815911501.142.817.143.729.4568/4568/4574.8974.892.252.2510.4310.4342.7042.700000
250063.501.734.395911501.143.107.874.0610.3174/4974/4984.8784.872.552.5512.5612.5646.7046.700000
300076.201.894.805911501.143.338.464.3311.0078/5278/5292.8692.862.792.7914.5014.5049.8049.800000
350088.902.075.265911501.143.448.744.4511.3081/5481/5496.5896.582.902.9016.2416.2451.3051.300000
4000101.602.175.515911501.143.548.994.5711.6183/5583/55100.01100.013.003.0017.9517.9552.6052.600000
5000127.002.486.305911501.143.859.784.9312.5289/6089/60110.83110.833.333.3322.2922.2956.9056.900000
6000152.402.676.785911501.144.0410.265.1613.1193/6293/62117.58117.583.533.5325.0425.0459.5059.500000
50012.70750750179179630630151151590590141141500500120120
75019.05860860206206730730174174690690165165580580139139
100025.40960960229229810810194194770770184184650650155155
125031.7510501050251251880880210210850850203203710710170170
150038.1011101110265265930930222222920920220220770770184184
175044.4511801180282282990990237237980980234234810810194194
200050.80142014203393391170117028028011251125269269930930222222
250063.5015501550370370127012703043041240124029629610201020244244
300076.2016501650394394135013503233231340134032032011001100263263
350088.9017501750418418140014003353351430143034234211601160277277
4000101.6018601860445445149014903563561610161038538513001300311311
5000127.0019601960468468156015603733731740174041641613901390332332
6000152.40

Application & features

Predominantly used for underground transmission in conduit systems, suitable for use in wet or dry locations, direct burial, underground duct, and where exposed to sunlight. To be used at 138,000 volts or less and at conductor temperatures not to exceed 90°C for normal operation.

Standards & references

  • Max Voltage Rating: 145 kV
  • BIL Rating: 650 kV
  • Nominal Conductor: 90 °C
  • Max. Emergency Conductor: 105 °C
  • Short Circuit Conductor: 250 °C
  • Minimum Installation: -10 °C
  • Design Standards: AEIC, ICEA, IEC
  • Factory Test Voltages: 160 kV / 60 min.
  • XLPE Loss Factor: 0.0005
  • Relative Permittivity: 2.3