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, bis marked and insulation compound is type-c and type st-2 c onformity of the specification as per is-1554 (part 1):1988 or latest amendment, type of armouring galvani sed gi strip as isi:3975, frlsh c2 class, indentification and packaging specification is is-1554 (part 1) with all the relevant 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 ] ]