Tenders for Rate Contract For Supply Of Pvc Signalling Cable 12C X 1.5 Sq.Mm.. Pvc Insulated, Armoured, Unscreened, Underground Railway Signalling Cable Copper Conductor Conforming To Rdso Specn. No. Irs: S-63/2014 Rev.4.0 Or Latest; Size : 12 Core X 1.5 Sq.Mm. Warranty Pe Riod: 30 Months After The Date Of Delivery