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.

Power contactor for lhb power cars rating 4 pole 300a, 660v ac, coil voltage 400 -415v ac similar to ek210-40-11, 415v, cal 16-11b rc-eh 300/415; sk825441ar; sk829002-b; sk829007-b of make abb. for fitment in lhb power car power panel as per item page no.79, s.no.102&103 of specification edts-103,rev-d,am-7 or latest. approved makes : aeg, abb, siemens

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.

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

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