Range of lt-ht power cables in aluminium as well as in copper conductors. Lt cables find used in transmission of power up to 1100 volts & ht cables for 3.3 kv & above. conductor : aluminium copper as per is: 8130insulation : xlpe inner sheath : pvc type st-1 as per is: 5831armor : gi wire flat strip as per is: 1554outer sheath : pvc type st-2 as per is: 5831reference specs : is : 1554, is : 7098 (part 1)