Latest transformer maintenance Tenders | Government transformer maintenance Tenders

Central Government/Public Sector

CTN :44236047

09 Mar, 2026 1.94 Lacs

Dhanbad - Jharkhand

Tender For supply and fitting of bucholz relay, winding temperature indicator and oil temperature indicator with complete control panel with necessary relays with tripping circuit 2mva transformer 11kv/3.3kv at the mld 20/21 pits new gul bazar

Central Government/Public Sector

CTN :44225065

09 Mar, 2026 12.45 Lacs

Betul - Madhya Pradesh

Tender For supply of cb300b15 part no shunt trip coil under voltage coil , cb300cma part no new control panel assly with up to 750ma , cb300c1a part no auxiliary transformer 100va , cb300c2 part no magnetic overload relay dash pot acb300a , cb300c3ma part no earth leakage relay with 750ma , cb300d1hd part no isolator on off heavy duty , cb300d2ma part no sensitive cbt for elr 750 ma , cb300d3d part no current transformer for overload , cb300d11a part no ht bolt for top cover cb300d11a , cb300b1 part no fixed contact acb 300amps , cb300b2 part no moving contact 300a , cb300b6 part no short circuite trip assy , cb300bc part no air circut breaker assy comp with c t , cb300c9 part no bridge rectifire , cb300c5 part no test microswitch cb300c5 , cb300c7 part no micro switch for e l lamp cb300c7 , cb300d1a part no isolator moving contact for 300a , cb300d6 part no isolator interlocking microswitch , cb300d4 part no ammeter 300a , cb300d5 part no earth leakage lamp holder with lamp , cb300d10a part no test reset key cb300d10a , cb300d1b part no isolator fixed contact for 300a ) /bid number: gem/2026/b/7292074 * /dated: 26-02-2026 & & / bid document1 / 37

CTN :44203452

09 Mar, 2026 20.22 Lacs

Bokaro - Jharkhand

Tender For supply of isolator 200 by 400 amps, 6. 6kv onoff , isolator fixed contact set , isolator moving contact set , vaccum contactor 400amp, 6. 6kv grade , vacuumcontactor rectifier, bridge , bottle for vcum cntctr 400amps. 6. 6kv , vacuum contactor holding coil 110v dc , auxiliary switch for vacuum contactor 2no plus 2nc , p. t 50va pri 0-110v sec 0--812v , auxiliary contactor 3no plus 1nc, 110v , resin cast p. t. 750 va 6. 6 kv by 110v single , pt resin cast 300va 6. 6kv by 110v 3p , ht control fuse 6. 6kv 2amp , resin cast moulded cbct6. 6kv , ct resin cast mldd,100 by 5,6. 6kv , ct resin cast mldd,150 by 5,6. 6kv , dmc mldd 6. 6kv insltr and fuse , earth leakage relay unit complete without transformer 0. 75 to 3a , static type idmtl over current and short , ol rly thrml,4-7. 5 a,ct oprtd,with mntng , 72sq. mm ammeter 0-150 by 450a , ammeter selector switch , hrc fuse link for control , push button with element for start, sto , lamp holder with lamp on off trip , power hrc fuse , brass cable gland complete with c. i clam , 3by4 inch sngl compren cable glnd f locl rmot , isolator handle on off with axel bush , single phasing preventor with module , copper busbar 400 amps,6. 6 kv set of , intrinsically safe pilot panel complete , contactor tp. 12 amps ac3 duty fitted wit , metal oxide vrstr mov 510 by 20 for vcum cntc , diode by255 for vacuum contactor , ht control fuse 3. 3kv, 2mps , resin cast moulded ct for ol relay 75 , resin cast moulded cbct , resin cast moulded ct for ammeter 150 by 5 , isolator 200 amp,3. 3 kv on off , vacuum contactor 400 amps, 3. 3kv , drive mechanism , shunt trip assembly with coil , vacuum interrupter 400a , auxillary switch , coil for shunt trip spring release , isolator 3. 3 kv 400a complete , earth leakage relay , solid state overload and short circuit rel , auxillary contc 3no plus 1nc 110v coll , epoxy resing moulded 1phase i 3. 3 kv 110v 150va , brass gland complete with stud and nut , vacuum circuit breaker rated 3. 3kv 400a 13. 1ka fixed version manual spring assisted type //bid details2 / 56

CTN :44208383

12 Mar, 2026 NA

Dantiwada - Gujarat

Tender For supply of iti wireman and electrician trade tools equipment and machinery c c - rawal tool holder and bit -no. 8, 10, 14, and 16 , scriber 150 mm , file flat -300 mm rough , file flat round -150 mm smooth , file round -300 mm 2nd cut , file triangular -150 mm 2nd cut , file half round -200 mm 2nd cut , spanner set of 6 -double ended 18x18, 20x22, 21x23, 24x27, 25x27, 30x32 , foot print grip -250 mm , hand vice -50 mm jaw , de soldering gun , temperature controlled soldering iron , rcc pole with accessories ms angle iron, c clamp, stay insulator etc. and materials , contactor , auxiliary contacts , cut out relay -16a, 440v , reverse current relay -16a, 440v , insulators including hardware fitting -egg type , insulators including hardware fitting -suspension type , knife switch dpdt fitted with fuse terminals -16 amp , various lamps with fittings -halogen incandescent lamp , various lamps with fittings -fluorescent tube , various lamps with fittings -hp mercury vapor lamp , various lamps with fittings -high-pressure sodium lamp , various lamps with fittings -low-pressure sodium lamp , various lamps with fittings -floodlights , bus bar with brackets -1 mtr each , solar dc pump -24v, 1 hp , led lights -12v, dc, 5w , led lights -6 v, dc, 5w , solar charge controller with manual switch day lighting -6v,5 a , star delta starter -manual , star delta starter -semi-automatic , star delta starter -automatic , automatic reverse forward starter - , soft starter -1 phase , soft starter -3 phase , field regulator -0 - 1000 ohmic, 2 amps , transformer single phase -1 k. v. a. 250-100 v , d. c. compound motor -3 h. p 250 v with 4 point starter and field regulator laboratory type , d. c. shunt motor -3 h. p 250 v with 3 point starter and speed regulator laboratory type , d. c. series motor -3 h. p 250 v with 2 point starter and speed regulator laboratory type , mg set consisting of squirrel cage ind. motor 5 hp, 400 v cycle with directly coupled compound gen. 3 kw, 250 v with built in panel board consi. of-3 phase acb, star-delta starter contact type , immersion heater -1500 watt, 240v , mixture and grinder -750 watt, 240 v , electric iron , a. c. ceiling fan , ac table fan , rechargeable battery , lead acid battery , battery charger , potential transformer , smart energy meter , dmx controller -dmx 512 , rewinding machine -manual , control panel -5 feet x 3 feet x 1. 5 feethammer ball peen -0. 25 kg, plumb bob -115 grams, wooden mallet -1 kg. (75mm x 15mm), snip bent heavy duty , plane cutters , forge with hand blower, conduit pipe cutting and threading machines adjustable -for 15 mm to 30 mm. , conduit pipe bending machine, suitable -for 15 mm,18 mm, 25 mmand 30 mm pipe, hot wire ammeter -0-15 amps. , wheatstone bridge -, voltmeter m. c. -0-300 volts, voltmeter m. c/ multi range -0. 70, 150,300 & 600 v, voltmeter m. c. multi range -0-15,30,50 & 75 v, voltmeter centre zero -15-015 volts, voltmeter m. i. multi-range -0-150, 300, 600 v, voltmeter m. i. multi-range -0-50, 75, 150 v, ammeter m. i. 0-30 amp, panel board, ammeter mc -0 500 ma, autotransformer -250v / (0 300) v,10a, solid state solar based 1 phase energy meter (bidirectional) -5-30 a, 240 v, ammeter m. c. centre zero -5-0-5 amp, ammeter mc -0 - 1 amp, single phase kwh meter analog -5a, 250 v ac, single phase kwh meter digital -5a, 250 v ac, three phase kwh meter analog -25a, 415 v a. c, three phase kwh meter digital -25a, 415 v a. c, watt meter dynamo meter type -5 amps. and 250 v, 1. 25 kw, magnetic flux meter -0-500 tesla, meter reading instrument (mri) -, ohm meter; series type portable box type , ohm meter shunt type, portable box type , kilo wattmeter analog, lux meter, tachometer , hydraulic crimping tool for ug cable crimping with bits -20 sq. mm to 250 sq mm, crimping tool -heavy duty, small //bid details2 / 86

Central Government / Public Sector

CTN :44185162

06 Mar, 2026 1.17 Crore

Dhanbad - Jharkhand

Tender For procurement of spares for lv switchboard at hurl sindri on oem basis c c - spares for lv switchboard at hurl sindri on oem basis c c - complete acb 800a, 4p, complete acb 800a, 3p, complete acb 800a, 3p, aux. cont./switch#800a-3200a,3p/4p,acb", "aux. cont./switch# 3200a,4p,acb, "power contactor#cv-240v ac, 25a tp", power contactor#cv-240v ac, 40a tp", "power contactor#cv-240v ac, 115a tp, "power contactor#cv-240v ac, 16a tp", power contactor#cv-240v ac, 50a tp", "power contactor#cv-240v ac, 63a tp", "power contactor#cv-240v ac, 80a tp", "power contactor#cv-240v ac, 150a tp", "power contactor#cv-240v ac, 32a tp", "power contactor#cv-240v ac, 185a tp", auxiliary contactor,#cv-240v ac, 2no+, auxiliary contactor,#cv-240v ac, 3no, auxiliary contactor 10a coil, "auxiliary contactor,#cv-240v dc, 3no+, aux. contactor,10a coil-240v dc,2no+, power contactor coil,#cv-240v ac, "power contactor coil,#cv-240v ac, power contactor coil,#cv-240v, "power contactor coil,#cv-240v, power contactor coil,#cv-240v ac,, power contactor coil,#cv-240v ac,, "power contactor coil,#cv-240v ac,, "power contactor coil,#cv-240v ac, "power contactor coil,#cv-240v, power contactor coil,#cv-240v ac,, "power contactor coil,#cv-240v, power contactor coil,#cv-240v, switch fuse unit+ aux cont-63a, 3p, thermal overload relay,hand reset, thermaloverload relay,hand reset 65-105a, thermal overload relay,hand reset 1-1.6a, thermal overload relay,hand reset 30-40a, thermal overload relay,hand reset 48-57a, thermal overload relay,hand reset 57-66a, thermal overload relay range 66-80a, thermaloverload relay,hand reset 13-18a, thermal overload relay ,1.6-2.5a, thermal overload relay ,2.5-4.0a, thermal overload relay ,4.0-6.0a, thermal overload relay ,5.5-8.0a, thermal overload relay ,7-10a, thermal overload relay ,10-13a, thermal overload relay ,18-25a, thermal overload relay ,38-50a, mushroom head push button, mushroom head push button, mushroom head push button, push button spring return , black, push button spring return , black, push button spring return , green, push button spring return , green, reset cord with push button for o/l, protection ct 600/1a, 15va,bpl, cl-5p10 protection current, "protection ct ,cl-ps,1250/1a,#vk # 350v, protection ct ,cl-ps,3000/1a,#vk # 320v, potential transformer "potential, potential transformer "potentia, "digital multi funtion meter,#ae9000", hrc fuse link,din type,415v ac,6a "hrc, hrc fuse link,din type,415v ac,25a, hrc fuse link,din type,415v ac,32a hrc, hrc fuse link,din type,415v ac,63a hrc, hrc fuse link,din type,415v ac,160a, hrc fuse link,din type,415v ac,250a, hrc fuse link,din type,415v ac,80a hr, indicating lamp, red, 240v ac cluster, indicating lamp, green, 240v ac, indicating lamp, amber, 240v ac, indicating lamp, red, 63.5v ac "cluster, indicating lamp, yellow, 63.5v ac, indicating lamp, blue, 63.5v ac, indicating lamp, red, 220v dc "cluster, indicating lamp, green, 220v dc, indicating lamp, amber, 220v dc, indicating lamp, white, 220v dc, indicating lamp, blue, 220v dc, mcb, 6a,dp ,dc 10ka, mcb 25a,dp dc 10ka, 25a, dp, mcb isolator, switch fuse unit+ aux cont-32a, 4p, synch enable sel switch, breaker control switch breaker, metering coil on/off switch, plc complete set with 14di & 10do, plc extension module (emi -3) 16di, plc extension module (emi -3) 16di, rs-485 port module, panel view (hmi) with modbus tcp/ip, double voltmeter, 110vac, double frequency meter, 110vac, synchroscope, l44sqmm , flush type, on delay timer 0.3- 3minute, 24v dc on, mcb, 6a, sp, ac, 10ka, timer, mccb , 63a, 4p, hrc power fuse link,dintype,415v, indicating lamp, yellow, 240v ac, arc chute assembly for 3200a,4p#, "limit switches complete for, 1no+ inc aux. cont : sfu-32 -63a for, "mounting kit for o/l relay #", power contactor cv-240v ac "power, "add-on-blocks, 2no+ 2nc#", "interposing relay , 2 c, "interposing relay , 3 c, earth leakage relay with cbct "earth, annunciator window*8, "annunciator, ac current transducer, switch fuse unit with

Central Government/Public Sector

CTN :44213272

09 Mar, 2026 NA

Bhopal - Madhya Pradesh

Tender For supply of e4253023 numerical relays sas items other accessories for ntpc singrauli project c c - e4253023 numerical relays 01-sg4945037000-numerical main-1 generator protection relay as per it-01 of ann-1 , 02-sg4945037019-accessories for sef and ref as per it-02 of ann-1. , 03-sg4945037027-numerical main-2 generator protection relay as per it-03 of ann-1 , 04-sg4945037035-numerical transformer differential 3 wdg protection relay as per it-04 of ann-1 , 05-sg4945037043-numerical overall differential protection relay as per it-05 of ann-1. , 06-sg4945037051-numerical overcurrent and ref protection relay as per it-06 of ann-1. , 07sg4945037060-metrosil as per it-07 of ann-1. , 08sg4945037078-stabilising resistor 0-1k slash 0-5k as per it-08 of ann-1. , 09-sg4945037086-ethernet switch as per it-09 of ann-1. , 10-sg4945037426numerical main-1 line distance protection relay process bus as per it-10 of ann-1. , 11-sg4945037094numerical main-2 line distance protection relay process bus as per it-11 of ann-1. , 12-sg4945037108numerical main-1 line differential protection relay process bus as per it-12 of ann-1. , 13-sg4935117044numerical main-2 line differential protection relay process bus as per it-13 of ann-1 , 14-sg4945037124numerical main-1 line differential protection relay process bus remote end as per it-14 of ann-1. , 15sg4945037132-numerical main-2 line differential protection relay process bus remote end as per it15 of ann-1. , 16-sg4945037140-numerical transformer differential 3 wdg protection relay process bus as per it-16 of ann-1. , 17-sg4945037159numerical directional overcurrent and ref protection relay process bus as per it-17 of ann-1. , 18-sg4945037167-numerical frequency protection relay process bus as per it-18 of ann-1. , 19sg4945037175-numerical lbb protection relay process bus as per it-19 of ann-1. , 20-sg4945037183numerical teed protection relay process bus as per it- 20 of ann-1. , 21-sg4945037191-numerical busbar protection process bus as per it-21 of ann-1. , 22sg4945037205-bay control unit process bus as per it-22 of ann-1 , 23-sg4945037213-panel along with merging unit and switchgear control unit as per it 23 of ann-1. , 24-sg4945037221-ethernet switch as per it 24 of ann-1. , 25-sg4945037230-gateway slash networking panel as per it 25 of ann-1. , 26sg4945037248-ows ccr as per it-26 of ann-1. , 27sg4945037256-ews ccr as per it-27 of ann-1. , 28sg4945037264-laptop ccr as per it-28 of ann-1. , 29sg4945037272-a4 printer ccr as per it-29 of ann-1. , 30-sg4945037280-ows scr as per it-30 of ann-1. , 31sg4945037299-ews scr as per it-31 of ann-1. , 32sg4945037302-a3 printer scr as per it-32 of ann-1. , 33-sg4945037310-a4 printer scr as per it-33 of ann-1. , 34-sg4945037329-dot matrix printer scr as per it-34 of ann-1. , 35-sg4945037337-laptop scr as per it-35 of ann-1. , 36-sg4945037345-65 inches mimic display as per it-36 of ann-1. , 37-sg4945037353-inverter as per it-37 of ann-1. , 38-sg4945037361-network firewall as per it-38 of ann-1. , 39-sg4945037370-fo cable in mtrs as per it-39 of ann-1. , 40-sg4945037388control room furniture as per it-40 of ann-1. , 41sg4945037396-sas spares as per it-41 of ann-1. , 42 //bid details2 / 38sg4945037400-training as per it-42 of ann-1. , 43sg4945037418-ams as per it-43 of ann-1.

Central Government/Public Sector

CTN :44089200

02 Mar, 2026 3.21 Crore

Ramagundam - Andhra Pradesh

Tender For providing of custom bid for services - 200150880 biennial rate contract for ehv hv transformers maintenance at ntpc ramagundam

State Government

CTN :44090606

13 Mar, 2026 NA

Lucknow - Uttar Pradesh

Tender For supply of conventional type numerical 33kv triple feeder control and relay panel , conventional type 132kv transformer control and relay panel , conventional type 220kv & 132kv distance protection panel with double main protection

CTN :43950231

23 Apr, 2026 NA

Delhi - Delhi

Tender For procurement of spares for mi-17v5 helicopter - overhaul manual of 17mt-7215-05, overhaul manual of 8mt-7102-10/apu, overhaul manual of 8mt-7202-10/rh & lh jn box/ohm, illustrated part catalogue of 8mt-7210-036/036-003/relay panel, overhaul manual of 8mt-7210-036/036-003/relay panel, overhaul manual of 8mt-7210-160/rh cb panel, illustrated part catalogue of 8mt-7210-20, overhaul manual of 8mt-7210-20, overhaul manual of 8mt-7210-230/rt console panel, overhaul manual of 8mt-7210-300/rt control panel, overhaul manual of 8mt-7210-340/central control panel, overhaul manual of 8mt-7210-440-003, overhaul manual of 8mt-7210-50/80sv/ lt & rt s/w panel, illustrated part catalogue of 8mt-7213-10/3, overhaul manual of 8mt-7213-10/3, illustrated part catalogue of acr-500 v/uhf txrx, overhaul manual of acr-500 v/uhf txrx, repair manual of acr-500 v/uhf txrx, illustrated part catalogue of d-20-2, overhaul manual of d-20-2, illustrated part catalogue of d-500tb, overhaul manual of d-500tb, illustrated part catalogue of epv-50 bt-2s, overhaul manual of epv-50 bt-2s, illustrated part catalogue of mfpu-8, maintenance manual mfpu-8, overhaul manual mfpu-8, repair manual mfpu-8, illustrated part catalogue of mp-100s-3s/ elect motor, overhaul manual mp-100s-3s/ elect motor, illustrated part catalogue of nat-301, repair manual nat-301, overhaul manual of pmk-21-3s, illustrated part catalogue of p-119-3f-125, overhaul manual of p-119-3f-125, illustrated part catalogue of p-507 cvr) illustrated part catalogue of p-507 c, overhaul manual of p-507 cvr, repair manual of p-507 cvr, illustrated part catalogue of pmk-21-3s, illustrated part catalogue of po-500a, overhaul manual po-500a, illustrated part catalogue of pt-125, overhaul manual of pt-125, overhaul manual of rio-3a/bis-4n, illustrated part catalogue of sgu-15, overhaul manual of sgu-15, repair manual of sgu-15, overhaul manual of so-121-vm, overhaul manual of sspfk-bi-2s, overhaul manual of ter-1m, illustrated part catalogue of tks/601 kod/dod, overhaul manual of tks/601 kod/dod, overhaul moverhaul manua of l20-09-989 sfsvanua of l20-09-989 sfsv, overhaul manual of 20-1009-813-10 feathing test sol valve, overhaul manual of 20-1009-953 ve-2t, overhaul manual of 20-1257-704/705, overhaul manual of 20-760-801-10 auto feather, overhaul manual of 682700-2pc reducer box, maintenance manual of akip-4501 distortion meter, operating manual of akip-4501 distortion meter, overhaul manual of at 8-3 auto transformer, overhaul manual of bchf-208 phase sequence unit, overhaul manual of di22a throttle, overhaul manual of f-100 filter, overhaul manual of f-70 filter, overhaul manual of k-50 condensor, overhaul manual koch-1a frequency cut off unit, overhaul manual of kul-150 control box, overhaul manual of kvps condensor, overhaul manual of mkt-4a electomagnet, overhaul manual of pul-1a control panel, overhaul manual of pus-36-71, overhaul manual of sbk cabin light, overhaul manual of ss-78 chip detector, overhaul manual of tf-1 current transformer, overhaul manual of tn 115/7.5 transformer, overhaul manual of tr 115/36 step down transformer, overhaul manual of tr-100 regulating transformer, overhaul manual of ts 1-2s transformer, overhaul manual of ts310s04b transformer, illustrated part catalogue of ark-9, repair manual of ark-9, illustrated part catalogue of ark-ud, circuit diagram of gr2.087.223-01ps, illustrated part catalogue of gr2.087.223-01ps, maintainance manual of gr2.087.223-01ps, circuit diagram of gr2.087.224-06, maintainance manual of gr2.087.224-06, illustrated part catalogue of ri-65, techincal description, ipc & repair manual of rv-3m, maintenance manual gui-301.034 rf.110.42.00 of rv-3m, oh manual of spu-, illustrated part catalogue of yadro-1a, oh manual of yadro-1a

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