supply of separate conduit for positive and negative wireseparate conduit for positive and negative wire,supply and installation of separate conduit for positive and negative wire of 110v dc supply in fire detection systems fitted in previous revis ion rdso specification rds/2008/cg-04 rev 3 and rev.04 ac coaches as per rdso specifications rdso/2014/cg-04 rev.05. 1. cable for 110 v dc supply (p ositive and negative) suitable for laying form sbc panel to power supply unit of fire detection system. (as per rdso spec elrs/spec/elec/0019) rev latest 2. flexible conduit for laying cables for 110 v dc. (separate conduit for positive and negative, suitable for laying form sbc panel to power supply unit of fir e detection system. (as per rdso spec rdso/pe/spec/ac-0138-2009 rev1 or latest [ warranty period: 12 months after the date of delivery ] ] senior section engineer c & w (mg) gujarat 80.00 set