... conductor,XLPE insulated,PVC sheathed Electrical cableFor laying indoors,in tunnels or cable trench,unable to bear external mechanical forces. ... insulated,steel tape armoured,PVC sheathed Electrical cableFor laying indoors,in tunnel, cable trench,or direct in ground,able to ... fine steel wire armoured,PVC sheathed Electrical cableFor laying indoors,in tunnel, cable trench,well or direct in ground,able ...