Latest load tap changer Tenders | Government load tap changer Tenders

Central Government And Public Sector

CTN :45252386

20 Jun, 2026 NA

Chittorgarh - Rajasthan

Tender For corrigendum : tender for supply of ac under voltage_over voltage circuit of solid state sensing type alv-d2 for ov , input surge protection network (mov based) in-20ka , imax-40ka up-2.2kv , current transformer 80 a / 5 a , cl 1.0 , 5 va , current transformer for ac ammeter am1 , 75a/5a , cl1.0 , 5va , emc filter (ac side) (mf-423-3-3d-80a-440vac , case r4) 440 v , 80 a ac , emc filter (ac side) (mf-423-3-3d-60a-440vac , case r7) 440v/60a ac , surge suppressor mov for ac input 275 v/20d (mov1-3) , surge suppressor mov for ac input 510v ac (k510) (mov 4-6) , control transformer for ac auxiliary supply 456 / 240vac , 500va , cooling fan with fan failure alarm contact 230v ac , 6 inch , 50w , 3ph , ac power capacitor 7.5kvar , 480v , 3ph , ac power capacitor 10kvar , 480v , ac reactor for pfc1 25a , 1550 micro henry , three phase , double wound , impregnated naturally air cooled mains transformer 50.03 kva (456/300v) , three phase , double wound , impregnated naturally air cooled mains transformer 38.21kva (456/40v) , semi-conductor hrc fuses for the rectifier bridge 80et , 690v , semi-conductor hrc fuses for the rectifier bridge 690v/500a (500mmt) , rectifier fuse fail detector circuit for rectifier fuse 220v dc , rectifier fuse fail detector circuit for above fuse 24v dc , diode skkd101/16 , scr1 12 425 a 12nos (425a/1000piv) , d1 300a 300a/600piv , interphase transformer 1.238kva , interphase transformer 1.13kva , shunt for cpc1 , cpc2 sh 100a/75mv , shunt for cpc1 , cpc2 sh 600a/75mv , bleeder resistance 350 ohm 750w 2 in parallel , bleeder resistance 50 ohm 100w 4 in parallel , bleeder resistance 2k 50w 2 in series , bleeder resistance 50 ohm 50w , dc overload circuit of solid state sensing type for 110 percent overload alarm and trip function , dc overload circuit of solid state sensing type for 110 percent overload alarm and trip function 230v ac 744 a , dc overload circuit of solid state sensing type for 150 percent overload alarm and trip function 230v ac 177a , dc overload circuit of solid state sensing type for 150 percent overload alarm and trip function 230v ac 1014 a , filter choke 118 a 650 micro h , filter choke 676 a 16.5 micro h , filter condenser fuse fail detector circuit 220v dc , filter condenser fuse fail detector circuit 24v dc , 3 phase scr full controller card for scr firing 220v dc , 3 phase scr full controller card for scr firing 24v dc , 2 c_o plug in type auxiliary relay with base for ineterlock 240v ac 2c_o mpc , 2 c_o plug in type auxiliary relay with base for b2.4v function and interlock 240v ac 2c_o mpc , 2 c_o plug in type auxiliary relay with base for b2.75v function and interlock 240v ac 2c_o , double disk type wire wound potentiometer to adjust output voltage in float mode 10k _3w , potentiometer pcb for voltage control circuit for cpc1 and cpc2 mt 120a , potentiometer pcb for current control circuit for cpc1 and cpc2 mt 121a , rectifier dc over voltage circuit of solid state sensing type for alarm indication pfc and trip function , rectifier dc over voltage circuit of solid state sensing type for alarm indication pfc and trip function , rectifier dc under voltage circuit of solid state sensing type for alarm indication pfc and trip function , rectifier dc under voltage circuit of solid state sensing type for alarm indication pfc and trip function , 2 c_o plug in type auxiliary relay with base for trip latch function 240v ac 2c_o mpc , charger silicon blocker diode diode skr300_12 , 300a_1200 piv , 2 c_o plug in type auxiliary relay with base as contact multiplier for mccb4 220v dc 2c_o , load under voltage circuit of solid state sensing type for alarm indication and pfc , load under voltage circuit of solid state sensing type for alarm indication and pfc , load over voltage circuit of solid state sensing type for alarm indication and pfc , load over voltage circuit of solid state sensing type for alarm indication and pfc , load over voltage circuit of solid state sensing type for pfc and tri

CTN :45505510

01 Jul, 2026 81.75 Lacs

Mehsana - Gujarat

Tender For research based pilot project [dynamic feeder voltage manager (dfvm)] for turnkey based work of design, development, supply, installation, testing & commissioning of 3-ph, 50 hz, 4000 kva, 12/12kv outdoor onan auto/power transformers equipped with on-load tap changer (oltc) with necessary infrastructure and protections, master controller and around 100 modems, control circuits with comprehensive maintenance contract for 05 (five years) after handing over the project

CTN :45475065

18 Jun, 2026 NA

Krishnagiri - Tamil Nadu

Tender For procurement and installation of ece lab equipments - procurement and installation of ece lab equipments, single output variable dc rpsu single output regulated power supply- input voltage: 230v/50hzac- output voltage: (0 30v)dc- output current: (0 2a)dc- protection circuit: over voltage and over current protection, short-circuit protection- high efficiency: greater than 85%- low ripple and noise: less than 50 mv, dual output variable dc rpsudual output regulated power supply- input voltage: 230v/50hzac- output voltage: (0 30v)dc- output current: (0 2a)dc- protection circuit: over voltage and over current protection, short-circuit protection- high efficiency: greater than 85%- low ripple and noise: less than 50 mv, function generatorfrequency range: 0.1 hz to 2 mhz.display: 4 to 6 digit led displayoutput waveforms: sine, triangle, square, pulse, ramp.amplitude: 0 20 vp-p.rise time: 100 ns.distortion: 1% (within acceptable range of frequencies).power supply: ac 220 v 10%, 50-60 hzoutput amplifier protection: protected against short circuit and 15v overload, digital storage oscilloscopebandwidth: 50 - 100 mhz.sampling rate: 1gs/s.channels: 2 (minimum)power supply: 100v 240v ac, 50-60 hzautomatic measurement: vpp, vavg,rms, frequency, period, vmax, vmin, rise time, fall time, + width, - width, +duty, - duty etc.,horizontal scale: 5 ns/div 100 ns/div or equivalentvertical resolution: 8 bits (2 channels simultaneously)vertical sensitivity: 1 mv/div 10 v/div (at input)waveform math: +, -, x , , invert, fft etc.,waveform storage: 16 waveforms or equivalentcommunication interface: usb host, usb interface.7-inch color display or equivalentbasic trigger functions, digital vo;tmeterdc voltmeter digital 3 digit display (0-100 v), 0.5 % accuracy (class 0.5 equivalent) (2000), digital ammeterdc ammeter digital 3 digit display (0-2 a), 0.5 % accuracy (class 0.5 equivalent) (1500), eliminator transformer (stepdown)input - 220v - 240v ac, 50 hz, output-2v to 12v dc, 0-2 a ripple: 5mv, embedded lpc 2148 kit cpu - lpc2148, core - 16/32 bit arm7dmi-s speed - max 60 mhz, flash - 512kb, ram (on-chip) - 40kb, 46 general purpose i/opins, usb2.0 one 10bit a/d converter with 14 analog inputs, one 10bit d/a converter, six pwm &watchdog two uarts (16c550), two i2c (400kb/s), two spi s eight bit digital output, eight bit digital input, 16 x 2 characters lcd and 4x4 matrixkeypad one potentiometer for giving analog input, relay & buzzer interface i2c devices: rtc, eeprom and seven segment display, on board stepper motordriver lm35 temperature sensor, one rs 232 lines are terminated at 9 pin d type connectorand usb interface board has inbuilt power supply and mounted in sturdy cabinet accessories usb cable with utility software to download programs from pc to target board example programs in embedded c and assembly with documentation (soft copy) power chord, user manual with cd/dvd, free demonstration after delivery, single phase induction motorsingle phase induction motor, 230v ac, 50hz supply.power rating 1 hp (0.75 kw).speed 1440 rpm.capacitor start/run type suitable for lab useloading setup portable ammeter and digital tactometer contact type, single phase autotransformerinput - single-phase, 230v/240v, 50 hz, 4a, ac output - 0 to 270vac, class "h" or class f insulation., lvdt trainer kitac mains power supply : 230v 10%, 50hzfixed regulated dc power supply : +5v, 12v /500matransducer : lvdtlvdt displacement : 20mm (40mm total)displacement scale : linear 20mmdisplacement display (mm) : red color 3 digit led displayexcitation frequency : 4khzexcitation voltage : ac variable 5v, strain guage trainer kitmetal foil strain gauge mounted on beam/cantileverstrain measurement under applied loadwheatstone bridge arrangementsignal conditioning and amplification circuitinstrumentation amplifiers, 3 digit display of strain / output voltagezero and gain adjustment controlsprovision for applying calibrated loadsregulated power supply, 230 v ac, 50 hztable-top tr

CTN :45479514

25 Jun, 2026 NA

Kharagpur - West Bengal

Tender For distribution transformer of rating 250 kva, 11kv/415v-240v, 3-phase, 50hz, outdoor type, plinth mounted, the type of tap changer: off-load tap changer for variation of hv voltage from +5% to -10% in steps of 2.5%, energy efficiency level 3 or better, oil immersed, non-sealed type (transformer tank body and cover are bolted), copper wound, primary winding in delta and secondary winding in star (vector symbol- dyn11), onan cooled transformer, conforming to is 1180 (part 1):2014 with amendment nos. 1,2,3,4 or latest, and supplied with all standard fittings mentioned in clause 20.1 of is 1180 (part 1) latest withcondition that drain-cum-sampling valve will be applicable for all capacity of transformers. oil temperature indicator & winding temperature indicators will be provided as per clause 20.2 f) of is 1180 (part 1). terminal arrangement: the transformers shall be fitted on high voltage and low voltage sides with outdoor type bushings of appropriate voltage and current ratings. the high voltage bushings (3 nos.) shall conform to is/iec 60137. the low voltage bushings (4 nos.) shall conform to is 7421. suitable cable-end box along with cable entry hole glands is to be provided at l.t. side. following has to be submitted by supplier along with supply of material: (i) type test report of transformer having same rating, make (& model if any) and design from nabl accredited lab as per is: 1180 (part 1) latest. (ii) routine test certificates as per is: 1180 (part 1) latest. (iii) special test certificates as per clause 21.4 sl. no. (a), (c), (d) & (e) of is: 1180 (part 1) latest. detailed specification attached as annexure a. [ warranty period: 30 months after the date of delivery ]]

CTN :45470987

29 Jun, 2026 NA

Jamshedpur - Jharkhand

Tender For supply & testing of 500 kva, 11kv/750v, 3-phase, 50 hz. outdoor type power transformer conforming to 15 2026 (part 1): 2011 (reaffirmed 2021), plinth mounted, copper wound, mineral oil immersed with freely breathing system (also called conservator system) as per clause 8.2 (a) of is 2026 (part 1), primary winding in delta and secondary winding in star (vector symbol-dyn11), onan cooled transformer, minimum short circuit impedance of 5% as per is 2026 (part 5), with all fittings specified in annexure a to this description, terminal arrangement: the transformers shall be fitted on high voltage and low voltage sides with outdoor type bushings of appropriate voltage and current ratings. the high voltage bushings (3 nos.) shall confirm to is/iec 60137. the low voltage bushings (4) nos.) shall conform to 15.7421. suitable cable-end box is to be provided as follows: a) for outdoor type: l.t. side tap changer: on-load tap changerfor variation of hv voltage from -+5% to -5% in steps of 1.25% make- andrew yule/aeg/crompton greaves/kirloskar electric co./abb/siemens/schneider or similar. [ warranty period: 30 months after the date of delivery ] ]

Central Government And Public Sector

CTN :45192273

15 Jun, 2026 NA

East Champaran - Bihar

Tender For corrigendum : providing services overhauling and testing of on-load tap changer (oltc) make ctr and high voltage circuit breaker on-site at hbl plant sugauli

corporations/Associations/Others

CTN :45462288

19 Jun, 2026 NA

Ukai - Gujarat

Tender For auction sale of scrap item of tube bunch of lp heater/gland coolers/exchanger,scrap power transformer 1600 kva, 6.6/0.433 kv,scrap 400 kv capacitor voltage transformer

CTN :45430786

18 Jun, 2026 NA

Ariyalur - Tamil Nadu

Tender For supply of electronics andcommunication engineering lab materials - electronics and communication engineering lab materials, dso (digital storage oscilloscope)bandwidth: 50 - 100 mhz.sampling rate: 1gs/s.channels: 2 (minimum)power supply: 100v 240v ac, 50-60 hzautomatic measurement: vpp, vavg,rms, frequency, period, vmax, vmin, rise time, fall time, + width, - width, +duty, - duty etc.,horizontal scale: 5 ns/div 100 ns/div or equivalentvertical resolution: 8 bits (2 channels simultaneously)vertical sensitivity: 1 mv/div 10 v/div (at input)waveform math: +, -, x , , invert, fft etc.,waveform storage: 16 waveforms or equivalentcommunication interface: usb host, usb interface.7-inch color display or equivalentbasic trigger functions, digital ic trainer kit with breadboard5v dc, 1a regulated power supply 12v dc / 15v, 200 ma regulated power supplysolderless breadboard to accommodate 8 16-pin icszif (zero insertion force) ic socketssupports ttl and cmos icslogic io leds for output monitoring8 buffered led outputs8 debounced switch inputsttl clock: 1 mhzvariable clock generator: 0.5 hz to 50 hzsingle pulse output: 100 ms (buffered, positive and negative outputs)one seven-segment display with 4 bcd inputsbuilt-in logic probesbuilt-in logic switchesexperiments on basic logic gates, flip-flops, counters, and multiplexers, eliminator transformer (stepdown)input - 220v - 240v ac, 50 hz, output-2v to 12v dc, 0-2 a ripple: 5mv, decade resistance boxrange: 1 to 10 m , steps: 1-10-100-1k-10k, accuracy 1%, suitable for filter and oscillator experiments, decade inductance boxrange: 1 h to 10 h, rotary switch selection, low loss inductors, accuracy 1%, , suitable for filter and oscillator experiments, 8051 micro controller kitoperating voltage: +5v dc4 kb flash (at89c51) / 8 kb flash (at89s52)ram: 128 bytes internal ram16 2 alphanumeric lcdpush buttons / tactile switchesdip switches for digital inputinbuilt adc interface : ldr,potinbuilt dac interfaceinbuilt stepper motor driver with stepper motorinbuilt dc motor driver with dc motor1x4 led array, 1 x4 keypad, 1x relay1x buzzer, 16x2 lcd display, 1x pwm driver1x hardware interrupt key, inbuilt rtcinbuilt eeprom, inbuilt uart module4x7 segment display, both assembly and c language programmable, pc interfaceable., single phase induction motorsingle phase induction motor, 230v ac, 50hz supply.power rating 1 hp (0.75 kw).speed 1440 rpm.capacitor start/run type suitable for lab useloading setup portable ammeter and digital tactometer contact type, auto transformerinput - single-phase, 230v/240v, 50 hz, 4a, ac output - 0 to 270vac, class "h" or class f insulation., temperature measurement kitsensors: rtd (pt-100), thermocouple (fe-k/j-type), and/or thermistor (ntc).display: 3 digit led/lcd digital display (typically 200mv fsd).temperature source: portable water kettle or heater block.signal conditioning: on-board circuitry for amplification, linearization, and cold junction compensation. test points: multiple 2mm/4mm banana sockets for monitoring input/output signals.power supply: 230v ac, 50hz, single-phase.accessories: includes a glass thermometer, ntc thermistor probe 10k, k-type thermocouple probe, patch cords, and instruction manual., ask modulation and demodulation kitmessage signal 1 : 8 bit variable data, amplitude 5vmessage signal 2 : debounce data, amplitude low (0) & high (5v)message signal 3 :fixed data 25k, 12.5k, 6.25k, 3.12k, amplitude 5vcarrier signal : sine wave frequency 200 khz, amplitude 5vmodulator type : switching icdemodulator : envelope detector & lpfcomparator : lm 311 basedsupply voltage (board) : +12v, +5v / dcsupply current : 100 ma (minimum)input voltage : 230 v/ 50 hz acinterface connectors : 2mm banana socket, dth trainer kitpower supply 200v to 240v ac, 50hz,dish antenna 1.5 aluminum steerable, lnb low noise block down converterinput frequency ku band.output frequency 950 to 1450 mhz.conversion gain 65 db.noise temp 35 degree k max.set top box receiver in traine

CTN :45446757

22 Jun, 2026 73.10 Lacs

Bhiwani - Haryana

Tender For estimate for supply, erection & commissioning of various electromechanical equipment like 5 no. 5 cs. vt pump, electric motors, starter panel and other allied material for flood protection works from the field area of village dang khurd & outfall at rd 65000-r of nigana feeder in lift w/s (m) division, bhiwani for the year 2026-27. - supply, erection & commissioning of 5 c/s axial/mix flow water lubricated vertical flood pumps of 5 cs. discharge at 1440 rpm at static head of approx 6.0 mtr. having adjustable height, including ms bend including flange welding, ss/ht nut & bolts etc complete in all respect as per site requirement with epoxy coating & as per approved specifications of the department, supply, erection & commissioning of solid shaft motor of capacity 30 hp, 1440 rpm, 3 phase, 380 volt+- 10%, with eficiency class ie2 (with 35 mtr compatible 3 phase submersible cu cable from motor to panel/starter) suitable for fitment with 5 cs. v.t axial/mix flow pump type vertical flange mounted as per approved specifications of the department., supply, erection & commissioning of fully automatic star delta starter of cap. 150 amp including all accessories as one incomer of mccb (150amp) with 1 no mcb for lighting load, contactor rating 120 amp, 90 amp, 70 amp with control transformer for control supply, outgoing indicator, having mpr & all types of protections i.e.uv/ov/ over current, phase imbalance/phase reversal protection, locked rotor, dry run etc, digital meters, push buttons, bus bars, capacitor bank, seperate relay for single phase protection etc. complete in all respect suitable for open fields operation of 1 no. motor of capacity of 30 hp with a stand of ms channel with canopy having suitable operating height above the kachha open fields as per approved specifications of the department. (suitable for voltage range 380 +- 10%,) panel should be outdoor type., supply, erection & commissioning of m.s delivery pipe 10" dia. made of ms plate both end flanged (equal to or less than 6 mtr length of pipe) as per approved specification & make. (including ss/ht nut & bolt, rubber packing & other fitment accessory required), supply, erection and commissioning of ms girder parallel flange section ismb 150 with primer and bituminous based paint inside & outside of length 4mtr (approx wt 60 kg per pc) as per approved make & conforming to is808:2021.

CTN :45399264

11 Jun, 2026 38.23 Lacs

Ganganagar - Rajasthan

Tender For supply 220kv cvts and cts with standard accessories and fittings matching with existing cvt/ct foundations and height at stps, suratgarh - supply items:-, 220 kv capacitor voltage transformer as per technical specifications enclosed, 220 kv current transformer as per technical specifications enclosed

Load Tap Changer Tenders

By Cities

By States

By Agencies

By Ownerships

By Sectors

Central Government And Public Sector

Central Government And Public Sector

corporations/Associations/Others