Latest rotating rectifier Tenders | Government rotating rectifier Tenders

Central Government/Public Sector

CTN :41809893

16 Sep, 2025 NA

Raipur - Chhattisgarh

Tender For rate contract with bhel for avr and vfd spares for ntpc group stations - diode set,tag board assmbly,bhel, contactor,cn9070111136,dvr bhel, transformer,sa0657000043,bhel, control transformer,cn9074474136,bhel, vfd auxiliary contr/relay 220vdc,bhel, memory card,69203yv1aa-ct370,bhel, air flow monitor,sa0653980388,bhel, avr:temp surveillanc apr103,bhel, pot separating stage,un0099a,bhel, unitrol test point card un0094a bhel, isolated di mod r1 max iop334,bhel, command i/p module uns2662 bhel, final pulse module un0809a bhel, davr: ty trf 5kva,415/220v ynyn0,bhel, 32 ch alam card un0665av1 bhel, pulse final stage un0097a bhel, binary i/p module,unc4661av2,bhel, command i/p mod uns2661 bhel, digital i/o module, un0662 bhel, binary output module,unc4662av1,bhel, current monitor card,6qm1210,bhel, a/d coverter card,un0611av1,bhel, cplg stg mod assy,ce69143350,bhel, ac/dc supply module unc4664av1,bhel, avr:pwr mdl, bht e3590,bhel, davr:r2 un0901c dc/dc conv,bhel, pulse suprvsn module#un0053 bhel, mdl interrupt gen un0661av1 bhel, dc/dc supply module,un0664av1 bhel, 19" subrack sa0653940300,bhel, filter module, 692.03.ia2a a,bhel, firing card, un0663bv1, bhel, convrtr supply ,un0098a-p,bhel, avr:pwr sup 220v-51v,10v,bhel, dc supply module,un0664av,bhel, digi firing&ctrl mod un0663b bhel, microterminal mdl692.03 uns2660au,bhel, avr:un0663 firing 150hz,bhel, powr suply ac/dc cnvrtr kx9180a bhel, 16 ch analog i/o mod un610av1 bhel, davr cpu module-un0660av1 bhel, digital volt and current module,bhel, auxiliary board nsfc,ed660dsfca00,bhel, distribution board,ed660xtfya00,bhel, daughter board of sfe,bhel, card ds38000 dlcb 660d dlcba,bhel, voltage divider card:ds3800xptn;bhel, daughter board,ed660dliba00,bhel, vfd lci pcb card:pcb660ntda-aia;bhel, vfd:eeprom card,660dmpba,bhel, pulse distrib board,660xtfha,bhel, fan loss card for evc/sfe,bhel, hria relay input broad,ds3800hria,bhel, field exciter board,ed660nsfea00,bhel, attenuator&buffer board,660hisaa,bhel, signal cond&test board,660nlcba,bhel, control card for evc/sfe,660nhvla,bhel, interface board,ed660hlcba00,bhel, micro proc cpu board ds38000 vfd,bhel, vfd:70 volt power supply module,bhel, a/d converter board,ed660haiaa00,bhel, system firing card,ed660nsfca00,bhel, hi lvl relay o/p board,660hroaa,bhel, 2.3kv gate circuit,ed660hptka00,bhel, calculation board,ed660nliba00,bhel, vfd:power supply,ed660psffa00,bhel, vfd:semrack,lci-semrack-2-spr,bhel, vfd:wireless semrack with cards,bhel, set of ribbon cable-2.3kv vfd;bhel, pwr mdl synchro field exciter,bhel, power sup unit ce.688.04.daa.104 bhel, fan vane axial sb7413199106 bhel, vfd:thy.brdg pwr mdl:ed7471015101;bhel, vfd:sw micro mc2r3e1-5nbs bhel, vfd:pnumatic timer on delay,bhel, vfd control trf cn9751166209 bhel, reactor eht epoxy potted for vfd bhel, res vltg dpdnt en7461412744,bhel, resistor: metal film, 20mohm,2w,bhel, sfu tpn,fnx125,125a,415v,bhel, ct variable frequency 2/2a vfd bhel, vfd:fan axial 115v tn3a2/tne2a bhel, current transformer,ce7403299043,bhel, metal oxide varistor,cn9061182484,bhel, metal oxide varistor,cn9061182492,bhel, power/control fuse,cn9073177014,bhel, fuse assy,cn9073177022,bhel, transformer pwr dry 240/110v,bhel, mccb:thermal release:200a,bhel, air flow monitr unit vfd bhel, cap elctrlytic:4800vac:1.0 mfd bhel, temp scanner 12p; 0-200 c,bhel, control t/f,10kva,cu7403199413,bhel, electr.module 69208hrdea bhel, set of ribbon cbls,1.2kvlci_rcab,bhel, power sup unit 688.03.bba.103,bhel, power sup unit,688.03.abb.103 bhel, electr.module 660hptfa ds3800hptf bhel, power sup unit,ce.689.41.dab.002 bhel, interrupt gen mod, un0661av bhel, 16 ch analog i/o module,bhel, off load isolator,250a,1000v,bhel, thyristor bank,cn9086209777,bhel, micro terminal uns2660av1,bhel, contactor,500 vac/600 vdc,bhel, 5kva trf,sa0657000035,bhel, circuit breaker,sao657950025,bhel, diode bridge,cn9063443021,bhel, field dis ckt bkr cex 57-80,bhel, thyristor assy,ce68912jbc001,bhel, interrupt gen module,un0661av1,bhel, dc tr

Central Government And Public Sector

CTN :41343546

13 Sep, 2025 28.63 Lacs

Jaipur - Rajasthan

Tender For bid to ras bid to ras supply of call basis maintenance of diesel engine alternator sets under ed jaipur d d - more than 20 kva and upto 55 kva dea sets , unloading up to 20 kva dea sets , unloading more than 20 kva and upto 55 kva dea , itc of up to 20 kva dea sets on existing foundation , itc of more than 20 kva and upto 55 kva dea , labour charges for top overhauling of existing dea sets up to 20 kva , replacement of the liner assembly with rubber ring dea sets up to 20 kva , replacement of the piston set without piston ring set dea sets up to 20 kva , replacement of the piston ring set dea sets up to 20 kva , replacement of the set of gasket including head gasket dea sets up to 20 kva , replacement of the o ring set dea sets up to 20 kva , replacement of the cr bearing dea sets up to 20 kva , replacement of the main bearing dea sets up to 20 kva , replacement of the oil pressure guage dea sets up to 20 kva , replacement of the front oil seal of crank shaft dea sets up to 20 kva , replacement of the back oil seal of crank shaft dea sets up to 20 kva , labour charges for top overhauling of more than 20 kva and upto 55 kva , replacement of the liner assembly with rubber ring dea sets more than 20 kva and upto 55 kva , replacement of the piston set without piston ring set dea sets more than 20 kva and upto 55 kva , replacement of the piston ring set dea sets more than 20 kva and upto 55 kva , replacement of the set of gasket and head gasket dea sets more than 20 kva and upto 55 kva , replacement of the o ring set dea sets more than 20 kva and upto 55 kva , replacement of the cr bearing dea sets more than 20 kva and upto 55 kva , replacement of the main bearing dea setsmore than 20 kva and upto 55 kva , replacement of the oil pressure guage dea sets more than 20 kva and upto 55 kva , replacement of the front oil seal of crank shaft dea sets more than 20 kva and upto 55 kva , replacement of the back oil seal of crank shaft dea sets more than 20 kva and upto 55 kva , repairing of cylinder head , repairing of up to 20 kva dea sets crank shaft , repairing of more than 20 kva and upto 55 kva dea sets crank shaft , transportation charges up to 50 km for alternator up to 55 kva , transportation charges more than 51 to 100 km for alternator up to 55 kva , rewinding of main stator winding of alternator up to 20 kva , rewinding of main rotor winding of alternator up to 20 kva , rewinding of main stator winding of alternator more than 20 kva and upto 55 kva , rewinding of main rotor winding of alternator more than 20 kva and upto 55 kva , exciter stator winding of alternator up to 55 kva , exciter rotor winding of alternator up to 55 kva , replacement or repairing of avr , replacement or repairing of power diode for rotating rectifier assembly , replacement or repairing of bearing suitable for above 20 kva alternator , providing of 2 core 16 sqmm , providing of 4 core 16 sqmm , laying of one number upto 35 sq. mm on wall surface , laying of one number upto 35 sq. mm direct in ground , laying of one number upto 35 sq. mmin the existing rcc or hume or metal pipe , supply and making end termination for 2 x 10 sq. mm 19 mm , supply and making end termination for 4 x 16 sq. mm 28 mm , providing and fixing 6 swg dia g.i. wire , sitc of 32 amps four pole on load side handle operated change over switch , sitc of 63 amps 2 pole on load side handle operated change over switch , sitc of 63 amps four pole on load side handle operated change over switch , providing and fixing 63 amp tpn disconnector fuse switch unit

Central Government/Public Sector

CTN :41770500

30 Sep, 2025 1.57 Crore

Amritsar - Punjab

Tender For supply of periodical repair maintenance and operation of power supply , operation and maintenance of roof top solar plant , repair of earth pits , supply of transformer oil , dehydration and filtration of transformer oil , provision of silica gel , service charges for locating pin pointing of fault in lt cable , service charges for locating pin pointing of fault in ht cable , supplying and making indoor cable end termination 35 sq mm , supplying and making indoor cable end termination 185 sq mm , supplying and making straight through cable jointing 35 sq mm , supplying and making straight through cable jointing 185 sq mm , servicing checking and testing of lt circuit breakers upto 1600 amps , servicing checking and testing of lt circuit breakers above 1600 amps and upto 3200 amps , servicing checking and testing of 11 kv ht circuit breakers upto 800 amps biecco lawrie make , servicing checking and testing of 11 kv ht circuit breakers 630 amp rmu with sf6 insulating medium , supply of the following spares jaw contacts 1 set upto 1600 a , supply of the following spares pole assembly include 1 fixed contact upto 1600a , supply of the following spares jaw contacts 1 set above 1600 a and upto 3200 a , supply of the following spares pole assembly above 1600 amps and upto 3200 amps , inspection servicing testing and calibration of idmt relays , inspection servicing testing and calibration of idmt relay , inspection servicing testing and calibration of protection relays , inspection servicing testing and calibration of digital protection relays , transformer oil leakage repair of lv side of transformer upto 500 kva , transformer oil leakage repair of lv side of transformer above 500 kva upto 2000 kva , servicing checking and testing of the following 250 kva servo for mssr , complete item of cpwd schedule of rates electrical 2022 ) /bid number : gem/2025/b/6662944 * /dated: 09-09-2025 & & / bid document 1 / 23

CTN :41752378

15 Sep, 2025 NA

Chhabra - Rajasthan

Tender For requirement of spares for statcon make dc battery bank charger installed at csctpp chhabra - charger sr no:15002869,year :2015,220v/570a, blocking diode ,diode capsule 1400a, 1200v (1400e16c), rfi coil,rfi coil 350a, total current shunt / battery shunt,shunt 750a/75mv, filter choke,choke st-762 570a dc, tempreture senser,ntc 100k, 100 c, signal diode,diode 1n4007, scr capsule,scr capsule 700a, 1200v (700e160) ,ruttonsha make, charger sr no:15002873,year :2015,220v/220a, blocking diode diode 400a/600v (s6hr400), filter choke,choke st-498b10 220a dc, rfi coil,rfi coil 150a, scr - scr module,scr - scr module 250a/1200v (htt250n1600), total current shunt / battery shunt,shunt 250a/75mv, common item of both charger sr no:15002869,year :2015,220v/570a &charger sr no:15002873,year :2015,220v/220a, filter capacitor, pg cap. 6800mf/350v, current transformer,transformer 2645a, ferrite core,ferrite core, mains sensing transformer,transformer spc016b, synch. tx.,transformer - 2988a,0-480v:0-11v,0-24v, power supply tx,transformer - 4083a,0-440v:21v-021v,21v-0-21v, control transformer ,txr 415:240v ac, 500va, st no. 432, mov box,mov box 320v/20, dc over load relay / relay for potentiometer,relay 5a, 3c/0, 18v, solder type, earth fault relay,relay 5a, 3c/o, 110v, earth lekage meter,analog meter 100ma, dc, cl-1.0, 96x96, on/off control switch/ fan control switch,toggle switch 6a/1p/on off, mode selector switch,switch cam 10a, 3 p, 4 way (6s36d), auto / manual switch ,switch cam 10a, 1p, 2w (1s16b), current set pot/float volt set pot/boost volt set pot/manual volt set pot/equalize volt set port,potentiometer 10k/1w, earth fault resister,w/w/r 2k2, 20w, bleeder,w/w/r 750e/250w or equv, pf capacitor,ac cap. 12.5 kvar, 440v

Central Government/Public Sector

CTN :41503080

13 Sep, 2025 NA

Chamoli - Uttarakhand

Tender For corrigendum : supply of lt switchgears and dc distribution boards c c - station auxiliary board 1 for power house , station auxiliary board 2 for power house , station aux. board 3 for gis hall , unit auxiliary board for power house , station auxiliary board 4 for trt area , station auxiliary board 5 for potheadyard , station auxiliary board 6 for dam area , station auxiliary board 7 for desilting area , station auxiliary board 8 for bfv area , mandatory spare parts for ltac system , main dc distribution board for power house , unit dc distribution board unit 1 unit 3 , unit dc distribution board unit 2 unit 4 , transformer hall dc distribution board , potheadyard dc distribution board , dam area dc distribution board , bfv area dc distribution board , mandatory spares for 220v dc distribution boards

Central Government And Public Sector

CTN :41743046

12 Sep, 2025 NA

Guwahati - Assam

Tender For supply of set of spares for 500kva da set consisti [set of spares for 500kva da set consisting of compound transformer of different make (as per annexure-1 attached)for lhb power car.]

CTN :41464668

13 Sep, 2025 NA

Uttara Kannada - Karnataka

Tender For tender for supply of procurement of automatic voltage regulator spares : : - ac voltmeter 0-300v 72 sqmm , dc ammeter 0-1000amps 75mv 96 sq mm , dc voltmeter 0-50v 72 sqmm , power module , ovpu dfi card , diode failure indicator card , power supply pt pri-0-240v sec 0-18v 0-20v 0-25v 5va , control transformer pri-415v-440v-450v sec-o 25v 0-25v 5va

State Government

CTN :41708694

04 Oct, 2025 9.97 Crore

Bengaluru - Karnataka

Tender For a.supply of pre-wired static excitation panels consisting of digital voltage regulator(with dual auto & manual channels with all standard limiter functions), field flashing, field breaker, field discharge equipment and 100 percent redundant thyristor convertor having 100 percent redundant controller & 100 percent redundant power supply units with required no. of digital input, digital output, analog input, analog output, hmi & pushbuttons along with standard protections to provide total excitation system functionality retaining existing excitation transformer. b.supply and laying of 3500 meters of 1.5 sq.mm. flexible copper 12 core, 1.1kv grade, xlpe insulated, round wire armored cable, multi strand, st8 type, having isi marked frls inner and outer sheath for total 08 units c.supply of mandatory spares and d. dismantling, erection/ retrofit, testing and commissioning of static excitation system as a whole to provide complete functionality of static excitation system.

State Government

CTN :41520216

12 Sep, 2025 NA

Jharsuguda - Odisha

Tender For corrigendum : supply of excitation system spares d d - thyristor module , feraz fuse , circular cooper reactor , isolator assembly 3p ac , isolator assembly 2p dc , dyn11 transformer , dc ammeter , shunt 1500a , thristor , ring type ct , exctn thyristor centrifugal cooling fan , gate circuit assembly with pulse trafo , voltage dropping resistor , field flashing contactor , field discharge resistor , stainless steelcast grid resistor , crow bar type over voltage protector , diode assembly , three phase rectifier bridge , hrc fuse assembly 250a , field flashing transformer , auxiliary relay re300 a , auxiliary relay re300 , dc voltmeter , hrc fuse assembly 16a , shunts , hrc fuse link , mdl69203ia1aa unc4660av1 v , cpu module , interrupt generator , analoug io card , digital io card , mdl 69203py2ba power supply card , mdl 69203du1aa un0663bv1 , davr mdl , pulse monit , pulse final stage , ac dc power pack unitrol , test point module , numerical 3 phase over current relay , numerical rotor earth fault relay , dc supply module , aux relay , relay aux ) /bid number : gem/2025/b/6585054 * /dated: 21-08-2025 & & / bid document 1 / 31

Central Government/Public Sector

CTN :41241310

15 Sep, 2025 NA

Panipat - Haryana

Tender For corrigendum : supply of new power transformer 20/26.5 mva and neutral grounding resistance , two year mandatory spares , removal of old transformer & and erection, testing & commissioning of new transformer

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