supply of supply and installation of the following items to be fitted in fire detection systems fitted in ac coachessupply and installation of the following items to be fitted in fire detection systems fitted in ac coaches,supply and installation of the following items to be fitted in fire detection systems fitted in a c coaches as per rdso specifications rdso/2014/cg-04 rev-3 and rdso/2014/cg-04 rev-4. (a) limiter m odule, make: sanrok = 01 no. (b) 2 amp 2 pole dc mcb, c- curve = 01 no. (c) cable for 110 v dc supply (positive and negative) suitable for laying from sbc panel to power supply unit of fire detection system. (a s per rdso spec no elrs/spec/elec/0019 rev.4 of feb. 2018 with latest amendment) = 50 meters ( red and black= 25 meters each) (d) flexible conduit for laying cables for 110 v dc. (separate conduit for positive and negative, suitable for laying from sbc panel to power supply unit of fire detection system. (a s per rdso spec rdso/pe/spec/ac-0138-2009 rev1 of 2012. = 50 meters, supply and installation will be c arried out at different depots of jodhpur and bikaner division. [ warranty period: 30 months after the dat e of delivery ] ]