Tap Changer Repair Tenders

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CTN :41678396

18 Sep, 2025 NA

Chennai - Tamil Nadu

Tender For power electronics lab equipments - power elctronics lab equipments, line synchronized ramp trigger circuit using ujt with ac load to measure firing angles kitujt relaxation oscillator circuit, provision to add dc pedestal voltage to the capacitor in the circuit, triggering circuit fo r2scrs using pulse transformer, measure the phase angle of load, 24v lamp ac load using 2scrs, builtin power supply, scr commutation circuit kit" provision to charge the capacitance which will be used for voltage commutation, built in power supplies , class a,b commutation circuits", single phase to single phase cyclo converter kit"cyclo converter with divide by 2 supply frequency and divide by 3 frequency, +ve and ve polarity zero crossing detectors using optocouplers, decade counters to generate required control signals, isolated 4nos. of dc power supplies to trigger the scrs, triggering circuits to trigger the power scrs, power circuit using center tapped transformer, power circuit using 4scrs and12v-0-12v power transformer and resistive load, built in power supply", pwm based step down dc chopper using mosfet/igbt kit"pwm ic controller-based step down chopper, output voltage vs dutycycle, load characteristics without feedback, load characteristics with feedback, output voltage vs input voltage with feedback, built in power supply", single phase single pulse / sinusoidal pwm inverter using mosfet/igbt kitsinglepulse 50 hz clock generation, variable duty cycle generation on both half cycles, h bridge power circuit using 4nos. of mosfets, 4nos. of individual power supply for gate trigger circuit, built in power supply, on / off control of lamp using solid state relay kit"input switch to control the lamp on/off using solid state relay, one ssr module to test with lamp load, builtin power supplies", speed control of ac motor using vfd drive"adjustable v/f curve and vector control, keypad and external control of ac motor, builtin modbus (rs-485) pc communication ,suitable for 2hp motor", lamp dimmer circuit using triac kit"variable ac power circuit using triac, diac circuit to trigger thetriac in both half cycles, provision to vary the charging time of capacitor, (changing the phase angle also)for the diac"

corporations/Associations/Others

CTN :41714658

11 Sep, 2025 NA

Basti - Uttar Pradesh

Tender For supply of electrical material for sugar mill 2025-2026 - gpr cum synchronising panel, ammter[digital ac ammter,96x96mm,accuracy:0.5,ctr:2500/1a,aux. supply 110volt dc,3 phase,3line disply ,make= elmeasure, voltmeter[ digital ac ammter,96x96mm,accuracy:0.5,range:0-15kv pt-programable, ptr:11kv/110v make:elmeasure ,make= elmeasure, ivt[110v/110v,50va,singal phase,cl:1.0,ovf1.2 continous make:pragati ,make= pragati, coarse/off/fine switch, 8 pole,2position with off,32a ,stay put,name plate:coarse/off/fine ,110v dc,6 contact in fine, 2 contact in coarse, pistol grip handle ,make= any make, reveres reactive power relay type-xp2r,ct i/p:1amp,pt i/p:110v ac,din mounting, aux supply:110v dc/2c/o contacts make:woodward ,make= woodward, roter earth fault relay type:xr1, aux.volt:19-390v dc,50hz,contacts2c/o,mounting:dinrail make:woodward ,make= woodward, vector surge relay ,make= any make, 11kv ,3core,300sqmm,xlpe,steel arrmoud aluminium cable ,make= any make, 3phase 110kw 1440rpm frame size 190 voltage 415 vac motor ,make= any make, numerical relay ,make= any make, post insulator for 132kv outdoor type switch yard 90kn ,make= any make, cummins diesel generator sparte parts ,make= any make, dc voltage dpm rated i/p:500v dc, aux supply:40-300v~45va model:rish eine+voltage ,make= any make, avr module ,make= abb, hmi ,make= abb, dc voltage dpm rated i/p:75mv dc, aux supply:40-300v~45va model:rish eine+voltage ,make= any make, 3phase voltage dpm,i/p:100-500vl-l,50-60hz, ptr:11kv/110v ,make= any make, tripping & closing coil assembly 110v dc, for abb vcb vd4 11kv ht braker ,make= abb, breaker pole abb vcb, 11kv ht braker ,make= abb, auxalary contact assembly for abb vcb vd4 h.t. braker, vd4 ,make= abb, spring charging limit switch 11 kv, h.t. breaker, vd4 ,make= abb, test service position limit switch 11kv, ht, breaker vd4 ,make= abb, spring charging motor assembly 240vlt ac for abb vcb vd4 h.t. breaker 11 kv ,make= abb, master trip relay[86],110v dc aux. supply with 4no+3nc contacts,flush mounted make:abb ,make= abb, current transformer epoxy resin cast . 3 core -ct -core 1 -cl0.5,10ba,core 2-cl5p20,10ba ,core 3 cl ps vk>=3rct5oham ct ratio 25/1/1/1 for 11kv 26.3 ka for 3 sec ,make= any make, potensial transformer 11kv/rt3/11o/rt3,30va,cl-0.5 ,make= any make, cane unloader, resistance for lt motor 4.5 kw ,make= any make, brake /thruster-415 volt 3 ph ,make= any make, motor for grab-415 volt 3 ph-15hp ,make= any make, motor for lt slipring 415volt 3 ph- 4.5 kw ,make= any make, rectifier bridge-24v dc-mic ,make= any make, motor for lt main hydraulic 415volt 3 ph-40hp ,make= any make, fuse, semi conductor fuse 1400 amp (mill vfd) ,make= bussmann, semi conductor fuse 900 amp (batch m/c ) ,make= bussmann, semi conductor fuse 315 amp (main cane carr.) ,make= bussmann, semi conductor fuse 315 amp (juice sulphitor) ,make= bussmann, semi conductor fuse 315 amp (pan circulator) ,make= bussmann, semi conductor fuse 20 amp ( b=c grain ) ,make= bussmann, 132kv switchyard, vector surge relay, mrg2-1hrd,make:c&s ,make= c&s, sf6 breaker pole, 132 kv ,make= abb, post insulator for 132kv line,90kn ,make= abb, lighting arrestor for 132kv grid ,make= abb, out door ct for v132kv line ctr 200/1amp ,make= abb, out door pt for 132kv line ptr 132kv/rt3/110v/rt3 ,make= abb, copper earthing strip size:-50mmx5mm ,make= any make, chemical earthing electrode 10 feet length ,make= any make, carbon brush, techo generator ( as per sample ) ,make= any make, laveler & chopper-40x20x40/ 15me ,make= any make, fibrizor-40x20x40/ c80x ,make= any make, lighting materials, elcctronic ignitor (70w/150w/400w)-bajaj ,make= bajaj, hpsv lamp 400watt-bajaj ,make= bajaj, hpsv bellast 400 watt (type-bjhbi/mbi)-bajaj ,make= bajaj, hpsv bellast 400 watt-bajaj ,make= bajaj, hpsv bellast 250 watt-bajaj ,make= bajaj, hpsv lamp 250 watt-bajaj ,make= bajaj, hpsv bellast 250 watt-bajaj ,make= bajaj, capacitor 3.15 mfd-bajaj ,make= bajaj, capacitor 2.5 mfd-bajaj ,make= bajaj, fluor

corporations/Associations/Others

CTN :41668703

15 Sep, 2025 37.09 Lacs

Rajkot - Gujarat

Tender For supply of floating barge unit & supply, installation, testing and commissioning work of electro-mechanical accessories at aji-1 dam site near valve tower--, pmcc panel manufacturers, , capacitor, , l.t. cable & control cable, , cable termination/joint kit, , control/selector switch, , indication lamp, , terminal block /connectors constant voltage transformer/control, , transformer semiconductor fuse, , push button stations/junction box (cast aluminium), , non metallic enclosures (including industrial receptacles), , digital ammeter/voltmeter/power factor meter/kwh meter, , cable lugs & glands, , cable glands -polyamide, , hot dip galvanized cable trays, , upvc conduit & accessories (cable race way/cable duct), , aluminium busbar material, , -1 dam valve tower work, , panel crca/ms/gi plates & sheet, , chemical type, , earthing including copper bonded electrode & back fill compound, , dual plate check valve/nrv, , eot crane & electrical hoist, , c.i. pipe & fittings, , m.s./g.i. pipes, , m.s./g.i. plates & sheets, , upvc/cpvc pipe

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