Supply and refilling of nitrogen gas with hydro testing and valve servicing in automatic fire smoke detection cum suppression system, as per rdso specification no is/rdso/cg/22001 rev latest. material required as per enclosed annexure -1.

Heat detector for automatic smoke/fire detection and suppression system

Drdo anaerobic bacteria to mdts 233 rev-00 and as per spec. no.- rdso/2013/cg-12.

Supply of air spring failure indication cum brake application device (absolute pressure system only) as per make- river as per rdso specification no. rdso/2015/cg-05 rev. nil

Supply and fitment for integration of brake valve with fire detection system in standalone coaches of fogpro make as per specification: rdso/2008/cg 04/rev 6

Pressure switch to ftrtipl part no. 1/604990 conforming to rdso specification no. rdso/2011/cg-04, rev-04

Jumper plug housing as per drawing no. lw71380 complying to rdso specification rdso_pe_spec_ac_0177 (rev-1) 2013 or latest

Work of various activities of aspiration type fire detection cum suppression system installed in lhb ac coaches for 12 months

Supply of modem suitable for siemens make msdac as per rdso specification no.rdso/spn/176/2013, rev. 3 or latest.

Set of elastomeric pads to escorts drg no.1552. specification no. rdso/2011/cg-03(rev-1).