... Power cables' standardGB/T12706.1-2008 " Rated and below voltage 35KV copper and aluminum plastic insulated power cable";2. Using characteristicsa.The ... . For laying indoors, in tunnel, cable trench and a pipe, cable unable to bear external mechanical force, cable laid underground be able to bear ... ,50,70,95,120,150,185,240,3003+13+24+1 PVC insulated and coated,steel-tape armored copper LSZH power ...