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)

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)

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)

Contactor for net 1 & 2, rated voltage: 1000 v ac, rated kva 100 at rated voltage and 70 degrees c and utilization category 6 a, main pole 4, auxiliary contact: 2 no + 2 nc, control voltage: 415 v ac with surge suppressor with open type connections for l1, l2, l3, l4 terminals as per rdso spec no. rdso/pe/spec/ac/0184-2015 (rev-1) or latest and as per update of common bom items issued by rdso lr. no. el/7.1.108/mssbc, dt. 17/09/21 or latest to schneider cat. no. lc1d1150046n5 +la4da2n +ladn22,

Working and non-working net-1&2 power contactors, 3 pole, 1000v ac operational voltage, 50hz, suitable for 100kva, 750v ac, on load switching under ac-6a category at temperature of 70 c & coil voltage 110v +25 percent -30 percent dc at temperature of 70 c with surge suppressor, aux. contacts 2 no + 2nc confirming to rdso spec rdso/pe/spec/tl/0195 - 2019 ( rev. 0 ). for lslrd coach. make : 1) abb ( af 190 b-30-22rt-12 ) , 2) siemens (3rt10566la 068 k + 3rt 1955af 318k )3) l&t ( mo 140 ) , 4

Feeder contactor net 1 & 2 for lhb non ac coaches, voltage rating 750 v ac, main pole 04 no, aux contact 2no + 2nc, control voltage 110 v ac with surge suppressor, abb cat no. af 50-40-00 + ca5-22e + rv5/250 or similar. make abb/schneider/siemens/l&t only as per rcf specification no. edts 355, rev -1.[i] this is non-restricted item as per suggested by tech deptt vide eoffice 362994[ii] description/spec taken accordingly above eoffice.[iii] 02 sources name taken as previous supplier.[iv] hrt de

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

Contactor 3 pole, 32 amp. capacity suitable for 690 v, 50 hz ac, coil voltage 77-143 v dc with auxiliary contact 1 nc with surge suppressor as per rdso common bill of material vide rdso letter no. el/7.1.108/mssbc dt. 17/09/21

Auto manual bypass rotary switch for air conditioning, current rating 16a, position: 3 (auto, manual, off), number of poles: 7, as per sr. no. 57 of bill of material (bom) of rdso specification no. rdso/pe/ spec/ac/0184-2015 (rev-1), suitable for use in switchboard cabinet of lhb type ac coaches. make: l&t / salzer, cat. no. 16a-d16-61031-b13-fhyr only. oem or authorized dealers with past proven performance to quote only

High voltage hrc fuse of 125 amps, 1000 v ac, breaking capacity 80 ka, type nh1l as per rdso spec. no. rdso/pe/spec/ac/0184-2015 (rev-1) or latest and as per update of common bom items issued by rdso lr. no. el/7.1.108/mssbc, dated 17.09.2021 or latest, to siba cat. no. 2028003.125, eaton bussman cat. no. 125nh1lir-1000, eti cat. no. 4182495, efen, ferraz and siemens makes only acceptable. note: regular authorized dealers shall submit authorization letter from oems along with the offer.