1, The electrical resistance when in direct current is subject to GB/T3956-2008.
2, They should be subjected to the following AC voltage tests for 5 minutes without breakdown.
1, When installation, the environmental temperature should not less than 0℃.
2,The cable bending radius should not less than 12 times of the cable diameter.
3, As for XLPE insulation type, the max temperature of conductor in long term operating should be less than 90℃, and the short circuit (within 5 seconds) maximum temperature of the conductor should be less than 250℃. As for PVC insulation type, the max temperature of conductor in long term operating should be less than 70℃, and the short circuit (within 5 seconds) maximum temperature of the conductor should be less than 160℃.
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