supply of supply of 4 core 70 sqmm pvc insulated heat resistant electrical cablesupply of 4 core 70 sqmm pvc insulated heat resistant electrical cable,supply of 4 core 70 sqmm pvc insulated heat resistant electrical cable. aluminium conducto r for working voltage upto and including 1100 volts, bis marked and insulation compound is type- c and ty pe st-2 conformity of the specification as per is - 1554 (part i) : 1988 or latest amendment, frlsh c2 class , identification and packaging specification is is - 1554 (part 1) : 1988 or latest with all the relevant test cer tificates [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]