Tenders for Supply of Pvc Insulated, Armoured, Unscreened, Underground Railway Signalling Cable Copper Conductor, S Ize 24 Core X 1.5 Sq.Mm Conforming To Rdso Specification No. Irs:S.63/2014 Rev.4.0 500 Mtrs Length In Each Drum. Warranty Period: 30 Months After The Date Of Delivery