supply of ccb brake control system including driver vigilance control device for wag-9 electric locomotives.ccb brake control system including driver vigilance control device for wag-9 electric locomotives.,overhauling kit for emergency brake (nb11) valve (i69411) to kbi kit no. xki/kit/01599 ccb system of diesel locomotives. one set consisting of 12 items 1) piston rod, part no. ii69240/7, qty - 1 no 2) compression spring, part no. b58513, qty - 1 no 3) o-ring, part no. a93706, qty-1 no. 4) piston, pa rt no. a73786, qty - 1 no 5) o-ring, part no. a38577, qty - 1 no 6) o-ring, part no. a27763/22, qty- 1 no 7) hexagon nut, part no. 468825, qty - 1 no 8) locking ring, part no. 466031, qty -4 nos 9) retaining ring, part no. 463775, qty - 1 no. 10) knorr-k-ring, part no. 461794, qty - 1 no 11) knorr-k-ring, part no. 461627, qty - 1 no 12) knorr-k-ring, part no.455020, qty - 1 no. annexure attached. [ warranty period: 30 months after the date of delivery ] ] , set of two items of knorr make air brake system, as 1) j3 connector for lon, kb part n o. ii88934, qty-01 nos, 2) check valve for ercp, kb part no. 782317, qty-05 nos [ warranty period: 3 0 months after the date of delivery ] ] , feed valve f6-md-1 as per kbil part no.kp0698141 for ccb brake system of electric locos [ warranty period: 30 months after the date of delivery ] ] , safety valve (mr) as per kbil pt. no: i79965/2105 for ccb brake system provided 3 phase lo comotives [ warranty period: 30 months after the date of delivery ] ] , ccb brake control system including driver vigilance control device for wag-9 electric locom otives, scope of supply as per kbi annexure - a, to specification no. clw/ms/3/001 alt-17. [ warranty peri od: 30 months after the date of delivery ] ]