CU XLPE PVC Insulated Power Medium voltage cables APPLICATION Medium voltage cables for distribution networks; also for connection to generation units and plant and process connection. Rated voltage: Uo/U:3.6/6kV, 6/10kV (11kV), 12/20kV (24kV), 19/33kV, 26/35kV (35kV). No. of core: Single core or three cores. conductor is no more than 250ºC. D.C. resistance of the conductor complies with the stipulations of 12/20kV (24kV).