Transformer Rectifier Unit Tenders

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CTN :44476671

27 Mar, 2026 NA

Auraiya - Uttar Pradesh

Tender For supply of overhauling & maintenance of cp transformer rectifier units , ac amp. meter, for detailed description refer price breakup sheet , ac volt meter, for detailed description refer price breakup sheet , dc volt meter, for detailed description refer price breakup sheet, dc amp. meter, for detailed description refer price breakup sheet, voltmeter ( psp meter ), for detailed description refer price breakup sheet, main rectifier diodes, iav 150 amp, piv - 1200 v , type- 150 lf 120 , "lightning arrestor( la) both input and output side, rms voltage rating - 500v ,rms current rating - 1.5 ka, type- lt 0.5 oe eqv", thyrister module (scrm) consisting two antiparrallel thyrister, for detailed description refer price breakup sheet, auxiliary transformer for control circuit power supply, for detailed description refer price breakup sheet, filter capacitor bank in dc output , 2500 micro farad , 150v x 6 electrolytic capacitors, relay for providing remote contacts for mcb tripped & ac supply fail faults , coil - 240 v ac coil resistance 10 k contacts 2no+2nc , 8 pin plug in type, relay for providing remote contacts for oil tank or instrument , chamber high temp. fault. coil - 240 v ac coil resistance 10 k contacts 3no+3nc , 11 pin plug in type, thermostate with adjustable temp. setting with nc contacts ( 30 to 110 setting ), indicator lamp , housed in 22.5 mm dia, 240 v, led type red colour, auto or manual mode selector rotary type, 4 pole , 2 way ,63 amps, 240 v, ac type srpm 5417b or pa 17463b, coarse manual output control switch , rotary type, 1 pole , 6 way ,63 amps, 240 v, ac type pa7163f, fine manual output control switch rotary type, 1 pole , 4 way ,63 amps, 240 v, ac type srpm 615dor pa 5163 d, coarse current limit settor switch cam type, 2 pole ,6 way ,6 amps, 240 v, type s6-61072, fine current limit settor switch, cam type, 2 pole ,6 way ,6 amps, 240 v, type s6-61072, reference electrode selector switch, cam type 2 pole ,4 way ,6 amps, 230 v, type s6-61070, local or remote control mode selector switch,toggle type 2 pole , 2 way ,6 amps, 240 v, , on or off toggle switches in various lamp and meter circuits. 1/2 pole , 2 way ,6 amps, 240 v, , current transformer for ammeter a1 ratio - 50/1, burden - 5 va ,class - 1, contactor 32 amp.bch make 3p +(1p no) with add on 240 v ac coil , breather ( 19.45 mm dia), output voltage setter potentiometer in local auto mode 2.5 k ohm 3 watt ww, output current setter potentiometer in local auto mode 1 k ohm 3 watt ww, oil temp. indicator range ( 0 to 150 o c ), 4-20ma converter module for dc output voltage signal input - 0-75v dc , output - 4 to 20 m a , max load - 600 ohm , accuracy - +-0.5 %, aux supply - 240 v, ac type-520 t, base or channel mounting type , 4-20ma converter module for dc output current signal input - 0-75a (75 mv) dc , output - 4 to 20 m a , max load - 600 ohm , accuracy - +-0.5 %, aux supply - 240 v, ac type-520 t, base or channel mounting type , "auto transformer with coarse and fine tappings for manual control dc of output, input -265 v , coarse taps- 7 nos. fine taps- 04 nos. capacity - 8000 va, insulation - class -a (oil cooled ) ", "main transformer with shield double wound primary- 240 +/- 10 %, secondary- (0-110 v), capacity - 10,000 va, insulation - class -a (oil cooled )", filter choke in dc output , 7.5 mh at 100 amp., control box for card fixing ceco-108 & ceco 105 d1 (and extra card connector having 40 slots), current or voltage control firing card control card , type- ceco- 105d1 , "remote control interface card control card ,type- ceco -108 ", "current limit setter card control card , type- ceco -35a- 2.5 v , 75a/75mv -33.33", "voltage current sensor card control card , type -ceco -19c ", pulse driver card ceco - 118 c, surge suppressor r-c network across scrs 75 ohm, for detailed description refer price breakup sheet, "fuse fail indicator module for diodes and output fuses six channel type with led indicators and 1 common no+nc contacts ,sensing

Central Government/Public Sector

CTN :43864040

18 Mar, 2026 NA

Visakhapatnam - Andhra Pradesh

Tender For corrigendum : repair of 01 no. 1600kva, 11kv/433v, 3 phase, 50hz transformer located at substation-03 of outfit jetty as per technical specifications

Central Government/Public Sector

CTN :44310845

17 Mar, 2026 8.49 Lacs

Sidhi - Madhya Pradesh

Tender For corrigendum : repair and maintenance of transformers, gang operated switches, different circuit breaker and filtration of transformer oil at different location under the premises jhingurda main substation

State Government

CTN :44454955

24 Mar, 2026 1.73 Lacs

Noida - Uttar Pradesh

Tender For providing of repair, maintenance, and installation of plant/ systems/equipments (version 2) - 132kv substation sector-66 noida; power transformer; no

State Government

CTN :44433234

27 Mar, 2026 2.34 Lacs

Chandauli - Uttar Pradesh

Tender For providing of repair, maintenance, and installation of plant/ systems/equipments (version 2) - retrofitting repairing of marshalling box of 132 kv 20mva transformer installed at 132 kv substation kazrahat under etd iii sahupuri; retrofitting repairing of marshall..

CTN :44407293

21 Mar, 2026 2.70 Lacs

Godda - Jharkhand

Tender For providing of repair, maintenance, and installation of plant/ systems/equipments (version 2) - coal mines; complete repairing rewinding of 02(two) nos 100kva 6600v/440volt 50hz 3phase oil cooled lighting transformer was running at lalmatia substation & daha tola u..

CTN :44337125

16 Mar, 2026 6.11 Lacs

Godda - Jharkhand

Tender For providing of repair, maintenance, and installation of plant/ systems/equipments (version 2) - coal mines; providing and fixing of 800amp lt switch for 630amp, 3 phase 50hz oil cooled type transformer installed at dg substation and near dozer section at rajmahal o..

CTN :44337217

16 Mar, 2026 1.35 Lacs

Godda - Jharkhand

Tender For providing of repair, maintenance, and installation of plant/ systems/equipments (version 2) - coal mines; complete repairing rewinding and overhauling of 100kva 6600v/415v 3 phase 50hz lighting transformer of eco park substation at urjanagar colony of rajmahal ar..

CTN :44289385

12 Mar, 2026 2.38 Lacs

Bokaro - Jharkhand

Tender For repair of one no. 550v, ocb switch, 600 amps, make-brush electrical eng. co. ltd., si. no.45/85473/12 installed at 9.0 colony substation for secondory controlling of 300kva, 3.3kv/550v transformer used for pumping etc. and installation of 01-no. mccb

State Government

CTN :44045250

18 Mar, 2026 2.97 Lacs

Mirzapur - Uttar Pradesh

Tender For providing of repair, maintenance, and installation of plant/ systems/equipments (version 2) - supply installation commissioning and testing of complete set of chemical earthing system of various transformer on various 132 kv substation under etd iv varanasi; supp..

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