... BV Certificate Model, Name and Main application: ModelNameMain applicationVV, VLV, Cu or Al PVC insulated PVC sheathed power cableFor laying in ... to bear pulling force and pressure.ZR-VV22, ZR-VLV22, Cu or Al PVC insulated steel tape armored PVC sheathed flame ... and under water, able to bear certain axis pulling force Cu conductor, PVC sheathed Control Cable