bids are invited for spares of ece make ocb -- 1 fixed contact assembly ( 400a ) 2 moving contact assembly 3 power pack unit 110v dc 4 rotatry switch complete with link & fixing plate 5 assorted hardware 6 copper connection b phase 7 copper connection r phase 8 copper connection y phase 9 idmt relay complete with 2 over current & 1 earth fault with instantaneous tripping / high set self powered aux. contact 2 no / 2 nc hr case size 3d horizontal with hr 10 under and over voltage relay 11 auxiliary plug and socket assembly complete set 12 operating mechanism complete set 13 epoxy ocb bushing 3 / 4 inch ( 400 / 630a ) with mc plug 14 isolating spout assy with nylon shroud 15 epoxy resin cast current transformer heavy duty gr. 3.3kv burden 15va class-5p 10+1 double core double ratio 400 / 200 / 5 / 5a 16 shunt trip coil 17 ampere meter 400 / 200 / 5a 18 grade 400 apms 250mva heavy duty trolley complete with all attachments including male-female contacts, bushing etc., suitable for ece make fieldswitch. 19 epoxy resin cast potential transformer heavy duty 3 phase 50 cycles burden 150va class-1 complete with h.t fuse ratio - 3.3kv / 110v 20 elr core balance current transformer 21 complete writing set for ece make ocb fieldswitch 22 cartridge fuse - 2a 23 lv fuse with base 24 arc control pot ( separator ) 25 barrier 26 insulated bolt ( big ) 27 auxiliary plug assembly 28 guide pin 29 shunt trip coil assembly 30 isolating spout assembly 31 auxiliary socket assembly + 12 nos. socket 32 earth leakage relay with digital leakage display facility 33 complete wiring set 34 indicating lamp fitting complete 35 ammeter selector switch 36 auxiliary switch 4no / 4nc 37 instrument chamber box complete with internal wiring including selector switches, indication lamps, voltmeter, ampere meter, fuse base etc. 38 ampere meter 200 / 100 / 5a 39 voltmeter 3.3kv / 110v range 0-4 kv 40 p.t. connector ( copper ) 41 partition plate assembly 42 nv auxiliary switch 43 bushbar connection r / y / b 44 high speed tripping relay 45 epoxy resin cast current transformer heavy duty gr. 3.3kv burden 15va class-5p 10+1 double core double ratio 200 / 100 / 5 / 5a total quantity : 299