... the requirements XLPE Insulated Cable is used to transmit power on the power transmission and distribution line of A.C.50Hz, ... rated voltage 35kV or lower, and also used for Subway,Power station,Factory and Mine.It can be installed underground, in pipe ... XLPE Insulated, Steel Tape Armored and PVC Sheathed flame- retardant Power CableLaid underground. Cable can bear outer mechanic force, but should ...