... retardant) Cu, Al core XLPE insulated, PVC or PE sheathed power cable.For laying indoor, tunnel, underground and canal. Unable to bear ... , Al core XLPE insulated, steel armoured, PVC or PE sheathed power cable.For laying indoor, tunnel, underground and canal. Able to bear ... steel wire armoured, PVC or PE sheathed power cableFor laying in shaft, water under ground and large difference of level, able to ...