... rise building,Power station,power plant,mine,chemical industry,subway,and so on,also the necessary cable prepared for emergency power,fire- ... +0 for laying the cable.2) Bending radius allowance of the cable:Single core cable:No steel tape cable 20D,steel tape cable ... Constucton, size and Properties of Cables control cable with pvc insulated and sheathed for rated voltage up to 450/750V Cores Nor.cross ...