supply of 4 core 50 sq mm pvc insulated heat resistant electrical cable4 core 50 sq mm pvc insulated heat resistant electrical cable,4 core 50 sq mm pvc insulated heat resistant electrical cable. aluminium conductor for wor king voltage upto and including 1100 volts, type of armouring galvanised gi strip. bis marked and insulati on compound is type- c and type st-2 conformity of the specification as per is - 1554 (part i) : 1988 or lat est amendment, frlsh c2 class, identification and packaging specification is is - 1554 (part 1) : 1988 or lat est with all the relavent test certificates. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]