Standard compiled with GB/T12706-2002.
Power cables with extruded insulation and their accessories for rated voltage from 1KV (Um =1.2KV) up to 35KV (Um =40.5KV).
IEC60502-1997 Power cable with extruded insulation and their accessories for rated voltage from 1KV up to 30KV.

Service performance
Operating temperature:Max permissible continuous operating temperature of conductors: 70ºC.
Short circuit temperature of conductor:Max short circuit temperature: 160ºC. (less than 5 second)