XLPE insulated high voltage power 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, in trench or in tunnel. XLPE Cable not only has excellent electric character, mechanical character, heat and aging-resistant character, environmental stress-resistant character and chemical corrosion- resistant character, but simple structure, light weight, no restriction by laying drop, and high temperature allowance for long-term working as well.