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2 Core Low Voltage Cable Ampacity

Below is 2 Core Low Voltage (LV) cable ampacity table which can be used to select cable size.

Cross Section
(sqmm)
In Air
(A)
Underground
(A)
2C x 2.53545
2C x 44959
2C x 66374
2C x 108599
2C x 16114128
2C x 25148166
2C x 35183199
2C x 50223234
2C x 70286288
2C x 95348345
2C x 120406391
2C x 150468439
2C x 185536496
2C x 240634573

In order to properly apply ampacity data, cable construction shall be as below:

  • Standards: IEC 60502,
  • System voltage 0,6/1(1,2) kV, 50Hz,
  • Cable designation: Cu/XLPE/PVC/SWA 2C cable,
  • Underground Installation: Direct Buried,
  • Manufacturer: LS cable

See also: Electrical Cable StandardsCable constructionVoltage Drop Calculator

In addition, ambient conditions of cable installation shall be:

  • Ground temperature:                        20°C
  • Ambient air temperature:                  30°C
  • Ground thermal resistivity:                150°C x cm/W
  • Burial depth:                                   0.8 m