Latest digital protection relay Tenders | Government digital protection relay Tenders

CTN :45506784

01 Jul, 2026 NA

Bardhaman - West Bengal

Tender For supply of cg98n04 - 11kv/ 110 v pt , digital protection relay - cg154 , ct 400/200/5 a , cg4949 - power converter (110v ac to 110v dc)

Central Government/Public Sector

CTN :45436807

17 Jun, 2026 NA

Hubli - Karnataka

Tender For supply, installation and commissioning of control office equipments (coe) for data retrieval and analytics system for 3 phase electric locomotives as per part 3 of clw spec.no. clw/c-d&d/es/3/0554 issued in april 2024 or latest and scope of work as per annexure- 1.sads comprising large led , daws comprise of high end , remote office communication and asset management , rack 19'' mass rack , power conditioning equipment , smart phone with sads apps with 5g connectivity , modular furniture , transportation, fitment, commissioning of all (sads, daws, furniture, wiring between all these items) including all materials required to connect i.e. electrical wiring, lan wiring, hdmi cables, switches, sockets etc

CTN :45419248

24 Jun, 2026 NA

Bardhaman - West Bengal

Tender For supply of electrical spares c c > f> f - master trip relay , side cable box , power converter 110v ac to 110v dc , digital protection relay , epoxy resin cast current transformer

CTN :45404144

09 Jun, 2026 NA

Palacode - Tamil Nadu

Tender For supply of equipment for electronics and communication engineering department - supply of equipment for electronics and cmmunication engineering department, 8051 micro controller kit :specification : operating voltage: +5 v dc. flash memory: 4 kb (at89c51) / 8 kb (at89s52). ram: 128 bytes internal ram. 16 2 alphanumeric lcd display. push buttons / tactile switches. dip switches for digital input. inbuilt adc interface: ldr, potentiometer. inbuilt dac interface. inbuilt stepper motor driver with stepper motor. inbuilt dc motor driver with dc motor. 1 4 led array, 1 4 keypad, 1 relay. 1 buzzer, 16 2 lcd display, 1 pwm driver. 1 hardware interrupt key, inbuilt rtc. inbuilt eeprom and uart module. 4 7-segment display. supports both assembly and c language programming. pc interfaceable., temperaturemeasurementkitspecification : sensors:rtd (pt-100), thermocouple (fe-k/j-type), and/orthermistor (ntc). display: 3 digit led/lcd digital display(typically 200 mv fsd). temperature source: portable water kettle orheater block. signal conditioning: on-board circuitry foramplification, linearization, and cold junctioncompensation. test points: multiple 2 mm / 4 mm banana socketsfor monitoring input/output signals. power supply: 230 v ac, 50 hz, single-phase. accessories: glass thermometer, 10 k ntcthermistor probe, k-type thermocouple probe,patch cords and user manual., ask modulationanddemodulation kit:specification : message signal1:8-bit variable data,amplitude 5v. message signal 2:debounced data, amplitude low (0) and high (5 v). message signal 3:fixed data 25 khz, 12.5 khz, 6.25 khz, 3.12 khz,amplitude 5 v. carrier signal: sine wave, frequency 200 khz,amplitude 5 v. modulator type: switching modulator using analogswitch / transistor switching ic. demodulator: envelope detector and lpf. comparator: lm311 based. supply voltage (board): +12 v, +5 v dc. supply current: 100 ma minimum. input voltage: 230 v ac, 50 hz. interface connectors: 2 mm banana socket., dth trainer kit:specification :power supply: 200 v to 240 v ac, 50 hz.dish antenna: 1.5 ft aluminium steerable dish antenna.lnb (low noise block down converter): input frequency: ku-band. output frequency: 950 mhz to 1450 mhz. conversion gain: 65 db. noise temperature: 35 k (max).set-top box receiver in trainer form: if frequency: 70 mhz. video bandwidth: 50 hz to 5 mhz. video output level: 1 vpp at 75 load. video polarity: normal/inverted, switch selectable. audio subcarrier frequency:tunable from 5.0 mhz to 8.0 mhz. remote control provided. hdmi cable: 10 m.controls: channel selection. volume control.fault simulation: five built-in simulated faults for troubleshootingexperiments. if signal disconnected. video output fault. audio mute fault. tuner misalignment. rf output interruption.pcb size: 15" 12" with multicolour section-wise blockdiagram.standard accessories: 1.5 ft dish antenna. lnb. trainer pcb. dish connecting wire. audio-video cable. user manual. acrylic cover. hardware materials for assembly of dish antenna.additional features: dth subscription connection withdoordarshanfree channels. free-to-air channel demonstration., fpga trainer kit:specification : must use industry-standard mid-range fpgadevice usb-jtag programmable, compatible withvivado ise (webpack). power supply: 5 v dc through usb or externaladapter. on-board peripherals: leds, switches, pushbuttons, 7-segment display,clock source, gpio /pmod expansion ports, uart, vga / hdmi, usbuartbridge, usb cable. user manual.

CTN :45048307

30 Jun, 2026 NA

Tarapur - Maharashtra

Tender For corrigendum : : supply, installation, testing & commissioning of electrical equipment for dg block 119a of inrp - ht panels (119a)supply, installation, testing & commissioning of indoor type floor mounted, single front, metal clad, 1250 a, 6.6 kv, 3 phase, 3 wire, vcb switchgear panel suitable for a short circuit current of 31.5 ka for 3 seconds, internally arc tested for 31.5 ka for 1 second, comprising of following incoming & outgoing feeders : incoming feeder: 1 no. 1250 a, 3p vcb outgoing feeders: i) 7 nos. 630 a, 3p vcbii) 1 no. 1250 a, 3p vcb as tie feederwith surge arrestors, relays, pts, cts & other necessary accessories including associated structural steel required for complete installation of the panel & equipment earthing of the panel from both the earthing terminals of the panel to the nearest earthing grid conductor existing at site using copper conductors of size as per tender technical specifications & drawings. reference drg. nos: ip1/119a/05027339/dwg/001/r0 & ip1/119a/05027339/dwg/002/r0(note: terminal box of each incomer of 6.6kv switchboard shall be suitable for terminating 4x3cx400 sq.mm., 6.35/11kv (e), a2xwy cables.), supply of spares for ht panels as per attached spares list mentiond in section c, part ii of tender, 2.5 mva, 6.6/0.433 kv dry type transformers (119a)supply, installation, testing & commissioning of 6.6/0.433 kv, 2.5 mva, dyn11 dry type cast resin transformer having percentage impedance of 8.5% complete with ht cable end box, lt bus duct flange, off load tap changer on ht side with range of +/-5% in steps of 2.5%, wti scanner, ct for restricted earth fault protection and other necessary accessories including associated structural steel required for complete installation of the transformer & equipment & neutral earthing of the transformer from both the earthing terminals of the transformer to the nearest earthing grid conductor existing at site using copper conductors of size as per tender technical specifications & drawings.reference drg. no. : ip1/119a/05034347/dwg/001/r0, supply of spares for dry type transformers as per attached spares list mentiond in section c, part ii of tender, 2000 kva diesel generator sets (119a)supply, installation, testing & commissioning of 3 phase 2000 kva prime power 433v, 50hz, 0.8 p.f. diesel-generator sets with 110% overload capacity for 1 hr with four (4) stroke inline or vee type cylinder arrangement having engine speed 1500 rpm, 24v electric battery starting system with a provision of interchangeability of battery bank between two dg sets, complete with all auxiliary equipment including amf control panel, auxiliary mcc panels, heat exchanger cooling system, raw water pump, remote radiator with fans on terrace, ms exhaust piping, exhaust structure (maximum 30 m stack), 4 nos. of 3.6 cubic metre fuel day tank outside dg building (for all 4 dg sets) & 1 no. of 990 ltr intermittent tank inside each dg room, ms "c" class fuel piping between engine & fuel tank, dg room accoustic treatment & complete ventilation of dg room, brushless excitation for alternator, one no. 3200 amp 415 v 4p acb, ms structural steel supports/ channels/ angles & other necessary accessories including associated structural steel required for complete installation of the dg & equipment & neutral earthing of the dg from both the earthing terminals of the dg to the nearest earthing grid conductor existing at site using copper conductors of size as per tender technical specifications & necessary statutory clearances from cpcb etc. as required and as per tender technical specifications & drawings. design and construction of foundation for exhaust pipe rack/ structure of dg set is included in the scope of the contractor.reference drg. nos. : i) ip1/119a/05034347/dwg/001/r0ii) ip1/119a/05044831/dwg/003/r0iii) ip1/119a/05044831/dwg/004/r0iv) ip1/119a/05044831/dwg/005/r0v) ip1/119a/05044831/dwg/006/r0, supply of sp

CTN :45354346

18 Jun, 2026 NA

Bhopal - Madhya Pradesh

Tender For supply of establishment of watermanship training centre including electrrical engineer equipment - 1.1. modular construction, easy/ fast installation/ anti-skid surface/ uv protected/ more stable/ excellent buoyancy. 1.2. dimensions-8ft x 6.5ft x 1.5ft (length x width x height). 1.3. buoyancy-1000 kg. 1.4. railings- ms railings epoxy coated with nut and bolts. 2.1 hand held fire extinguisher (2 nos). 2.2. obm 90 hp suzuki outboard motor with accessories (fuel tank, steering remote system propeller, toolkit) & manufacture recommended list of spares (mrls). 3.1. dimensions-4.7m x 2.1m x 0.50m (length x width x buoyancy dia), 05 x chambers and 08 x person capacity. 3.2. hull construction fiberglass, u.v. resistance gelcoat, epoxy resin with vacuum infusion system and sandwich core material. 3.3. engine-90hp 4 stroke remote control engine with steering system. 3.4. accessories - pair of oars, foot pump (electric & manual), repair kit. 4.1. open covered mechanical storage shed (30 ft x 40 ft x 15ft). 4.2. profile sheet 40x30, iron pipe 3x3 inch, parlin 2x2 inch, brick wall 100ftx36inch and 08 x tube light. 5.1. rcc ramp 4m wide x 12m long, rcc pilar 12x12 inch, steell rat 18mm and 12mm. 5.2. reinforced concrete (m25) with non-slip finish. 5.3. ramp rcc thickness 6 inch

CTN :45343672

11 Jun, 2026 NA

Madurai - Tamil Nadu

Tender For purchase of electronics and communication engineering practices (equipment) - equipments for electronics and communication engineering practices:, 8051 micro controller kit operating voltage: +5 v dc. flash memory: 4 kb (at89c51) / 8 kb (at89s52). ram: 128 bytes internal ram. 16 2 alphanumeric lcd display. push buttons / tactile switches. dip switches for digital input. inbuilt adc interface: ldr, potentiometer. inbuilt dac interface. inbuilt stepper motor driver with stepper motor. inbuilt dc motor driver with dc motor. 1 4 led array, 1 4 keypad, 1 relay. 1 buzzer, 16 2 lcd display, 1 pwm driver. 1 hardware interrupt key, inbuilt rtc. inbuilt eeprom and uart module. 4 7-segment display. supports both assembly and c language programming. pc interfaceable., embedded trainer kit (using lpc2148) cpu -lpc2148, core -16/32 bit arm7tdmi-s speed -max 60 mhz, flash -512kb, ram (on-chip) 40kb, 46 general purpose i/opins, usb2.0 one 10bit a/d converterwith 14 analog inputs, one 10bit d/a converter, six pwm &watchdog two uarts (16c550), two i2c (400kb/s), two spi eight bit digital output, eight bit digital input,16x2 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 connector and 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 power cord, user manual, ask modulation and demodulation kit message signal1:8-bit variable data,amplitude 5v. message signal 2:debounced data, amplitude low (0) and high (5 v). message signal 3:fixed data 25 khz, 12.5 khz, 6.25 khz, 3.12 khz, amplitude 5 v. carrier signal: sine wave, frequency 200 khz, amplitude 5 v. modulator type: switching modulator using analog switch / transistor switching ic. demodulator: envelope detector and lpf. comparator: lm311 based. supply voltage (board): +12 v, +5 v dc. supply current: 100 ma minimum. input voltage: 230 v ac, 50 hz. interface connectors: 2 mm banana socket., dth trainer kitpower supply: 200 v to 240 v ac, 50 hz.dish antenna: 1.5 ft aluminium steerable dish antenna.lnb (low noise block down converter):input frequency: ku-band. output frequency: 950 mhz to 1450 mhz. conversion gain: 65 db. noise temperature: 35 k (max).set-top box receiver in trainer form: if frequency: 70 mhz. video bandwidth: 50 hz to 5 mhz. video output level: 1 vpp at 75 load. video polarity: normal/inverted, switch selectable. audio subcarrier frequency: tunable from 5.0 mhz to 8.0 mhz. remote control provided. hdmi cable: 10 m.controls: channel selection. volume control.fault simulation: five built-in simulated faults for troubleshooting experiments. if signal disconnected. video output fault. audio mute fault. tuner misalignment. rf output interruption.pcb size: 15" 12" with multicolour section-wise block diagram.standard accessories: 1.5 ft dish antenna. lnb. trainer pcb. dish connecting wire. audio-video cable. user manual. acrylic cover. hardware materials for assembly of dish antenna.additional features: dth subscription connection with doordarshanfree channels. free-to-air channel demonstration.

State Government

CTN :45353902

08 Jun, 2026 8.00 Lacs

Udaipur - Rajasthan

Tender For rate contract for supply of housekeeping items at circuit house udaipur - floor &surface cleaning agents, pheneol(bengal chemical), cleanzo (metropol india pvt.ltd.), colin spray (reckitt benckiser), brasso polish (reckitt benckiser), silvo polish(reckitt benckiser), steel surface cleaner, thinner, taski-r2 (jhonsan diversey), taski-r3 (jhonsan diversey), taski-r5 (jhonsan diversey), taski-r6 (jhonsan diversey), taski spiral (jhonson diversey), toilet/drain cleaning agents, harpic power (reckitt benckiser), flush matic (reckitt benckiser), caustic soda (birla sriram), utensil cleaning agents, powder (hindustan lever ltd.), nirma washing powder (sushil ent.pvt.ltd), surf excel washing powder, kitchen liquid soap, pest control agents, baygon (s.c. jhonson), mosquitos (godrej sara lee ltd.), anti roach gel (godrej sara lee ltd), napthelene ball (bengal chemical), napthelene ball (miracle), out machine (s.c. jhonson), out refill-45 ml (s.c. jhonson), deoderants/freshners/soaps, room freshner (j.k. helen curtis), odonil(dabur india), toilet soap 20gm(circuit house monogram), toilet soap (glycerin) 50gm(circuit house monogram), urinul qubes 300 gm (dabur india/dunhill), bath soap (pears) (hindustan lever ltd.) 50 gms., dettol liquid hand wash 250ml (reckitt benckiser), brooms/brushes/wipers, soft broom (400g), hard broom (400g), road broom/sweeper broom (1500gm), toilet brush (dbl side-astar-jaipur plastic), wiper (delph) 45cm., feather brush, choke pump/clog opener (unique/gala/conta), cob web removal brush, kitchen wiper (7.5" blade), floor squizee (aluminum handle) - kibble, dusters/mops/papers/scrubs, table duster 18"x18" (12pc. pack-400gm.), floor mops 26"x26" (12pc. pack-2kg.), dry mop set -24" (delph), wet mop set -6" (delph), wet mop set -12", toilet paper roll-2 ply, 27mtr., green pad - 4"x6" (scotch brite), nylon scrubber, machine scrubbing pad-20" (green-3m india ltd), steel scrubber (joona), sponge- 4"x6" (foam), kitchen duster 24"x18" (12pc. pack-500gm.), dust pan (polyset), item description, 2, miscellaneous items, candle wax (white) 6 pcs., providing & supply of toiletry kit for state guest -a, packed kit having printed name & logo of "circuit house jaipur", on its kit cover consisting approved one 50 g.m. glycerin toilet soap,, one small toothpaste, shaving razer & shaving cream, bathing gel,, one toothbrush, one small comb, one small moisturizer pack & one, small shampoo pack. (sample available with office), garbage bags black(39"x42") biodegradable, garbage bags black(30"x40") biodegradable, garbage bags black(18"x24") biodegradable, disposable gloves (rubber-1 pair)(ramsons), shoe shiner pads- 12"x4" (non wooven cloth), tissue paper box (kcpl-small), glass coasters-3.25" (hand made paper-250 pc./pack), spray machine/other equipment/bins, spray gun 500ml. (plastic), uniair airpurifier machine, uniair airpurifier refill, liquid soap dispenser (small stainless steel), sintex garbage bin (gbr) 60ltr., sintex garbage bin (gbr) 80ltr., sintex garbage bin (gbr-w) 120 ltr., sintex garbage bin (gbr-w) 240 ltr., dustbin (center hole) (polycon) 50ltr., dustbin (center hole) (polycon) 100ltr., sleeper, pencil cell, remote cell

CTN :45308681

15 Jun, 2026 NA

Srinagar - Jammu And Kashmir

Tender For stage/rate contract for supply of key material/equipments required for operation/maintenance of 33kv lines and 33/11-6.6 kv receiving stations valid for the financial year 2026-27 or till finalization of next stage contract - power transformers, supply of transformer oil as per is: 335-1993 with latest amendments thereof, supply of buchhloz relay for 33/11-6.6 -6.6 kv transformer protection (10mva / 6.3 mva/ 5mva) as per is 3637:1966, supply of winding temperature indicator (wti) for 33/11-6.6 kv power transformer (10 mva / 6.3/ 5 mva ) as per relevant is 5561 standard., supply of oil temperature indicator (oti) for 33/11-6.6 kv for power transformer (10 mva / 6.3/ 5 mva )as per relevant is 5561 standard., supply of cork sheet 6 mm as per relevant is 5561 standard., supply of old sarees/dhoti cloth, supply of gaskets suitable for power transfomers, 33kv ct&pt, supply of 33/11-6.6kv power transformer (10/6.3/5 mva)bush rods with copper washers as per relevant is 3347 standard., hv side, lv side, supply of 33/11-6.6kv power transformer (10/6.3/5 mva)bushes as per relevant is 3347 standard., hv side, lv side, supply of 11 kv spout bushes (indoor type) conforming to relevant standards ammended up to date, supply of mechanical plunger (conforming to relevant standards ammended up to date ) for, 11 kv breakers (both incoming & outgoing), 33 kv vcbs both indoor & outdoor type, supply of 11 kv partition insulators/ bushes with inbuilt studs of required size conforming to relevant standards ammended up to date as per directions of site engineer, supply of dc connector for 11 kv panels conforming to relevant standards ammended up to date, supply of breather conforming to latest is 3202 (ammended up to date) for 10mva/ 6.3mva/ 5/ 3.15 mva., supply of silica gel as per is :3202, supply of o-ring oil sealing of sizes for power transformer bushes (hv/lv) as per is 3202., supply of galvanised iron angle/channel/flat per is :2062 grade "a" of sorts and sizes, g i channel 100x50x50x6 mm, g i channel 75x40x40x6 mm, g.i angle iron 65x65x6 mm, g.i angle iron 50x50x6 mm, g.i flat iron 40x6/ 50x6 mm, supply of arching horns (set of three pieces) for power transformer, supply of g.i bolt full thread of sorts and sizes with washers and nuts of different sorts and sizes, supply of 33kv current transformer (3-core) of reputed make,outdoor oil cooled, single phase (comprising of 3 no.) (as per is 2705 -1992 having ratio of is (is 2165, is 2705(i-iv), is 2099, is 5621, is 2071, is 335, is 13947(part i), iec 185,iec 270, iec 44(4), iec 171, iec 60, iec 8263, iec 815, indian electricity rules 2010), 400-200/5-5-5 a, 300-150/5-5-5 a, 250-125/5-5-5 a, 200-100/5-5-5 a, supply of 11 kv c.t.(2-core/3-core) of reputed make suitable for 11kv vcb panels (comprising of 3 no.) as per is (is 2165, is 2705(i-iv), is 2099, is 5621, is 2071, is 335, is 13947(part i), iec 185,iec 270, iec 44(4), iec 171, iec 60, iec 8263, iec 815, indian electricity rules 2003) having ratio:-, 800-400-200/5-5a, 750-375-187.5/5-5a, 600-300-150/5-5a, 400-200-100/5-5a, 200-100/5-5a, 150-75/5-5a, 100-50/5-5a, 50-25/ 5-5a, 33kv and 11kv outdoor type potential transformer, supply of 33kv potential transformer (comprising of 3 no.) of ratio 33kv/ 3 / 110v / 3 ,single phase,outdoor oil cooled, dead tank type pt as per is:3156 -1992, supply of 11kv potential transformer 11kv/ 3 / 110v / 3 three phase box type (combo unit) as per is :3156-1992, supply of 11kv potential transformer (comprising of 3 no.) 11kv/ 3 / 110v / 3 single phase seperate type as per is :3156-1992, 11kv and 33kv vcbs, supply of master trip relay 24-50 v rel 615 abb ied suitable for 11kv vcb switch gear panels (compitable for electric feild, pascal, scheinder, abb, essan l&t or any other equilant make), supply of digital protection relay adr 141c, rel 615 /abb ied,model no. er113 2 o/c + 1 e/f with high trip (mit113), auxiliary voltage = 0-36 volt conforming to iso 9001:2008 standards (compitable for electric fe

CTN :45303437

26 May, 2026 43.5 Thousand

Delhi - Delhi

Tender For provision of electrical item at the residence office of shri gaurav goyal, joint secretary, new delhi.subwork/packages:provision of electrical item at the residence office of shri gaurav goyal joint secretary, new delhi. - supplying , installation, testing and commissioning of air cooled hi wall split type air conditioners complete with indoor unit(idu), out door unit (odu), surface / concealed copper refrigerant piping with insulation (closed cell elastomeric nitrile rubber tubular pipe section) upto 3 mtr (idu to odu), copper power cable upto 3.5 mtr (idu to odu) i/c drain pipe r-32/r-410/ r-407 green refrigerant, wireless remote control, suitable for working between 180- 260v with low & high voltage cutoff and 50 hz ,1 phase ac supply capable of performing cooling, dehumidification, air circulation of following capacity with scroll / rotary compressor. the system shall be able to deliver 100% of the rated capacity upto 42 0c. min 5 year original equipment manufacturer (oem) warranty both compressor and printed circuit board (pcb). must comply : electrical cable is 694 or is 9968 temperature sensing control is/international electrotechnical commission (iec) 60730, hermetic compressor is 10617, heat exchanger is 11329, capacitor is 2993 and motor is 12615. complete as per cpwd specification and is : 1391 part ii 2023. the system shall be able to operate up to 50 0c (out door ambient temperature). inverter type - cooling only

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