Tender For corrigendum : supplying and fixing of spare part for maintenance of different ht starters (6.6 kv) operating and comprehensive maintenance of different electrical installed at hocp for period of 365 days. - item description/ heading, vacuum contactor assembly ,motor protection relay , off load isolator shall be supplied departmentally, indicating lamp, push buttons, isolator moving contact, isolator fixed contact, isolator operating shaft, coil for vacuum contractor 110v dc, auxiliary contactor 2no+2nc, drive insulator for vc, vacuum interrupter for vc, trip spring for vc, copper terminal, resistance for vc, bottom support insulator, ht hrc fuse for pt, ammeter /voltmeter selector switch, recitifier capacitor 63a, idmt 2 o/c & 1e/f relay ,aux .volt 110v ac/dc ,5a, ammeter, voltmeter, limit switch, cable gland cone (brass)-wipen type, fuse base & carrier up to 20a, pvc insulated service wire 1 core, 2.5sqmm, earth leakage relay, copper lug socket 95 sqmm, copper lug socket 120 sqmm, day to day maintenace of ht starters, total impact of gst plus labour cess [@ 1 % (bocw cess to be deducted from the ra bill as per the value of the work progress)] for the purpose of ctc
Tender For supply of spares parts for ece make nflp oil circuit breaker 3point3kv 400a type hop 5 e e - fixed contact assembly 400a , arc control pot separator , carriage assembly , moving contact assembly , jaw contact assembly set , auxiliary plug and socket assembly complete set , lead screw assembly , rotary switch complete with link and fixing plate , operating mechanism complete set , shunt trip coil assembly , isolating spout assembly with nylon shroud , power pack unit 110v dc , heavy duty earth leakage relay with leakage display and cbct , idmt relay complete set with 2 over current , high speed tripping relay , under and over voltage relay , ocb tank partition
Tender For supply of anti pumping relay 11 pin 110v ac, part no. 1901709 , rectifier bridge unit 60 or 63a 600piv 100v, part no. 1925362 , machanism motor wound spring charged 25k, part no. 1435279 , switch auxiliary assembly, part no. 2120276 , spring charging motor, part no. 1435530 , mechanism catch 25ka, part no. 1435292 , shunt trip coil 110 v dc, part no. 2064674 , vtc or closing coil 110 v dc, part no. 2064613 , fuse, ht,pt,11kv,5a , pt resin cast 3ph 5 limb 6.6kv or 110v or 63, part no. 2267718 , epoxy resin cast current transformer rat, part no. ba1132 , current transformer ctr 600 300 or 5, part no. ctr600300 , relay e or l 50a 1a 110v ac, part no. 1902284 , idmt relay, part no. p0083 , bus bar spout 1200 amp, part no. mv3308 , support insulator for fixed type vcb p00, part no. p0063 , 3.3kv or 6.6kv off load isolator assy upt, part no. 100030 , clamp, al,55mm,strght,busbr , switch, lmt,stopper,220v,10a,2no plus 2nc , padlocing, part no. pcvc3338 , switch control breaker pistol grip, part no. 2121074 , mvng contact, isltr,11kv,outdoor,630 or 800a , vcb 11 kv 1250a25kambl, part no. 418535
Tender For testing and calibration of different electrical equipment related to ht installation (vcb, transformers, starters, motors, protective relay etc.) at chhal ocm , secl, raigarh area . - item description, testing & calibration of protective relay ( idmt/overhead relay, elr, cdg, earth fault relay, no volt relay/master trip relay, under/over voltage relay), testing of 6 nos. 6.6 kv/230v, 25 kva, transformer, 1 no. 1250kva, 33kv/3.3kv transformer and 1 no. 315kva, 3.3kv/440v transformer, this includes magnetizing test, magnetic current test, vector group test, ir/pi test, ratio test, acidity test, as per latest cear field testnote: work also includes prepartion of test report etc., testing of 6.6 kv ht motor, this is include ir/pi test, inductance test asper latest cear flied test, test and calibration of 6.6 kv vacuum circuit breaker panel having 5 nos. panels received from j&k area at chhal ocm sub station and 2 no. field vacuum circuit breaker chhal ocm sub station, 1 no. sf6 circuit breaker dharam sub station, which includes ir test, contact resistance test, close open test, as per latest cear field test, ir/high voltage test of cables, testing & calibration of all other protective/measuring equipments (meggers, lux meter, high voltage detector, multimeter etc.) in mine & surfacenote: work also includes prepartion of sigle line daigram, mine plan, test report etc., test of 6.6 kv overhead lines, which includes ir test of conductor, and post , disc insulator ir test as per latest electricity rule, test of 6.6 kv ht starter panel, which includes ir test, contact resistance test, close open test, as per latest cear field test, total impact of gst for the purpose of ctc
Tender For supply of spares for ece make 11kv 400a hop 5 circuit breaker - fixed contact assembly part no bd5114510 , epoxy ocb bushng 3-4 400- 630a w-mc plug part no pd5118195 , moving contact assembly part no bd5115551 , jaw contact assemblyset part no bd5114050 , auxiliary plug and socket assembly set part no bd5114850 , rotary switch w- link and fixing plate part no bd5119191 , shunt trip coil assembly part no 5111650ts , isolating spout assly with nylon shroud part no bc5119977 , e l rely w- dgtl dsply facilty part no ea5116610c , elr core balance current transformer part no ea5116650 , idmt rely set w- 2 o c and 1 e fault set part no ea5116561 , high speed tripping relay part no ea5116890 , under and over voltage relay part no ea5116591 , complete wiring set part no bd5115988 , indicating lamp fitting part no bd5115410 , power pack unit part no bd5115999 , copper connection y phase part no bd5118889y , copper connection r phase part no bd5118889r , copper connection b phase part no bd5118889b , 11kv gr 400- 630a hvy dty troly motorised part no bd5118271
Tender For supply of 11kv 24v dc ptr lv vcbs with control & relay panels and cts of ratio 400-200-100 /1-1a(with out differential protection): 11 kv, 3 pole, 1250 a,50 hz, 25 ka , porcelain clad pad type outdoor vacuum circuit breakers , with outdoor control and relay panels & current transformers , (detailed technical specification attached) . vcb shall be equipped with 24vdc operated outdoor type control and relay panel s with 3 o/l & 1e/l idmt numerical relays and 3nos outdoor vcb mounted current transformers of ratio 40 0-200-100 / 1-1a of class 0.2 s & 5p10. outdoor vcb shall be conforming to is/iec: 62271 part-100: 2021 a nd is/iec-62271 part-1: 2017 or latest specifications [ warranty period: 30 months after the date of deliv ery ]