Supply Of Copper Contact For Dcs Of Cam Shaft Controller For Bhel Ac Rakes As Per Metro Railway Dra Wing No. Mr/poh/ac/7-5-0240 And Rdso Spec. No. Rdso/pe/spec/emu/0173rev 0-2013, Clause No. 19. 3.3 & 19.3.5. Warranty Period: 30 Months After The Date Of Delivery