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

Starter delta starter contactor 415 vac 32a, 50hz motor rating 15kw with auxiliary contacts 1 no+ 1nc of star delta starter for radiator fan motor of lhb power caras

Auxiliary switch and lever assembly for em contactor having two aux. contact switch [one switch having 2 nc, 01 no. and other switch having 1nc, 02 no. contacts] as per clw drawing no. 2twd.291.053 alt-3, 3twd.291.049 alt-1, 3twd.291.057 alt.1 and specn.no. 4tts.291.002 alt-2

Contactor 170 amps 4 pole with auxillary contacts 1 no +1 nc coil voltage 415 v ac as per abb type ek -110-40-11+cal 16. 11b accepted brand abb /schneider / siemens only.

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

Power contactor [with diode] for compressor unit of lhb type ac coaches, 3 pole, rated current- 32 a (at rated voltage & ac-3 utilization category), rated voltage- 690 v, coil voltage 77-143 vdc, with surge supressor, with 1 nc aux contact, conforming to rdso spec no. rdso / pe / spec / ac / 0184-2015 (rev1), suitable for lhb type ac coaches switch board cabinet [place of intallation- s1k33, s1k34, s1k38, s1k39]. accepted make & cat nos.: - as per sr. no. 60 of common bom of rdso letter no. e

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,

Power contactor 750 amps, 1000v, 3 pole ac- 3 duty with coil voltage 250-500v, 50/60 hz/dc (code-71) and auxiliary contacts (4 no+ 4 nc) suitable for switch board cabinet of lhb ac power car, confirming to rcf spec. no. edts 103-rev-d, am-7. make: abb, part no. af750-30-11, order code: 1sfl637001r7111. spec: rcf spec no. edts 103-rev-d, am-7. make: abb. siemens & telemecanique france.

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)

Auxiliary contactor with diode for lhb power car. coil voltage-24v dc, 2no +2 nc, mounting: din rail, as per abb type- tkc6-22z-f, rc7/127 or gjh1213061 r5221, rc7/127, siemensof sl.no 66,67 as per bom attached note: 1) the firm should submit necessary test certificates along with materials for acceptance. 2) firm should mention make and model no. while participating in the tender.