supply of 4 core 25 sq mm lt cable4 core 25 sq mm lt cable,supply & testing of 4 core 25 sq mm lt cable, xlpe insulated pvc outer sheathed with electr olytic aluminium shaped stranded conductor confirming to is7098/part-i/88 with amendment no.1,2 & 3 (re affirmed 2005) with armouring of galvanised steel flats 1100v grade without any breaks or joints in betwee n one length safely wound on a sturdy wooden drums both ends sealed with firms insignia at every 1m inte rval. cable should be supplied without any joints, cracks, scratches and to be from the current years latest month production. ir values between cores and cores to earth should be as per is at 27 degree c. accepta ble make: havells, polycab, kei, finolex, rr kabel conforming to the specification [ warranty period: 30 months after the date of delivery ] ] => limited