supply of pvc insulated single core multi standard flexible copper cablepvc insulated single core multi standard flexible copper cable,pvc insulated single core multi standard flexible copper cable size 2.5 sq. mm (50/0.25) for voltage grade up to and including 1100v confirming to rdso specn. no. rdso/pe/spec/tl/0027-2002 (rev-o) amendment-1 or latest. [ warranty period: 30 months afte r the date of delivery ] ] , pvc insulated single core multi-stranded cable with copper conductor fle xible wires of cross section 1.5sq.mm (30/0.25) in voltage grade 100v confirming to rds o specification no. rdso/pe/spec/tl/0027-2002(rev-0)with amendment no.1 or latest. [ war ranty period: 30 months after the date of delivery ] ] , pvc insulated single core multi standard flexible copper cable size 4.0 sq. mm (56/0.30) for voltage grade up to and including 1100v confirming to rdso specn. no. rdso/pe/spec/tl/0027-2002 (rev-o) amendment-1 or latest. [ warranty period: 30 months afte r the date of delivery ] ]