Tender Brief : Supply Of pvc insulated cable for railway signalling size 2 core x 2.5 sqmm , pvc insulated cable for railway signalling heavy duty under ground unscreened arm oured with galvanised round steel wire and the conductors of plain solid annealed high conduc tivity copper each with nominal cross section area of 2.5 sqmm conforming to specn no.irs-s-63/20 14 (rev 4.0) or latest. size 2 core x 2.5 sqmm [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 2 %age , item category : special (signaling cables) , total po value variation p ermitted: not applicable ] ] Read More