Mpcb, current rating: 16 a, thermal release range: 10-16 a, class: 10, breaking capacity: 10ka, pole: 3 p, voltage rating: 415 v ac conforming to rdso spec. no. rdso/pe/spec/ac/0184 - 2015 (rev. 0) as per drg.no. nil specn: rdso spec. no. rdso/pe/spec/ac/0184 - 2015 (rev. 0)

Feeder contactor, current rating 200 amps, voltage rating 750v ac main pole : 4 nos, aux contact : 2no +2nc, control voltage 380-415v ac with surge suppressor for net-1 & net-2 in sbc of double decker coaches confirming to item no 57& 58 of bom of rdso specification no rdso/pe/spec/0184-2015(rev-2)

Driver 18 watt for 4 feet light fitting for 3 phase rakes suitable for ensave led light fitting as per rdso spec. no. rdso/pe/spec/tl/0091-2016 (rrv-1). (input voltage- 110v ac/dc,output voltage-24v dc)

200 va, 750/415v ac, i phase, type-ii dry type and air-cooled control transformer and measuring voltage transformer as per rdso spec rdso/pe/spec/ac/0203-2020(rev.0) or latest

6amps,single pole, dc mcb,130v dc (rated6amps,single pole, dc mcb,130v dc (rated voltage) with extended terminals as per rdso drg. skel-3700, alt 1 and skel 4034, alt 1 and rdso specn.no. spec/e-12/1/04 of march 1992 with amendment 1 of june 1993 (with punching of indian railway emblem & rdso specification). makes/brands: indoasian/ c&s/ havells/ legrands/ abb/ bch/ l&t/ schneider/ siemens/ rbco only. the firm should submit routing test certificate at the time of supply of material.

3 phase measuring and monitoring relay rated voltage looo v ac for net 1 net 2 as per rdso spcn. no. rdso/pe/spec/ac/0184-2015(rev.1)

Motor protection circuit breaker (mpcb) for compressor unit and heater unit, current rating 7-10 amp, thermal release range 10-16 amp, class-10, breaking capacity 10ka, 3-pole, voltage rating 415 v ac, conforming to is/iec 60947-2; conforming to rdso spec. no. rdso/pe/spec/ac/0184-2015 (rev. 1); suitable for use in switch board cabinet of lhb type ac coaches. accepted make & cat. /model no.: rdso-approved make and model as per serial no. 39 of rdso letter no. el/7.1.108/mssbc dated 17.09.2

Complete set of micro controller based electronic speed indicating and recording system for tower wagon car working voltage 110, maximum speed 160 kmph. make: medha as per rdso spec no м.p. o 3700-07 rev 07 aug 2017 or similar.

Contactor (with diode) for ventilation fan unit 1 & 2 condenser cd1. 1, cd1.2, cd 2.1 cd 2.2 heater 1 & 2, rated current: 16 a (at rated voltage & ac-3 utilization category) rated voltage: 690 v ac main pole: 3 no aux contact: 1nc, control voltage: 77-143 v dc with surge suppressor make: siemens (3rt2018-1bf42 3rt2916-1jl00) and lk (l&t) (cs965671 ooo +cs96586 oooo) as per bill of material of rdso spec. no. rdso/pe/spec/ac/0184 percent u20132015 (rev-2) or latest

Stick type master controller along with stand and connecting cables as per rdso specn no: rdso/2012/el/spec/0040/rev.1 march 2012 or latest. to be procured from clw approved source only.