Latest transformer box Tenders | Government transformer box Tenders

State Government

CTN :39565718

10 Mar, 2025 1.51 Lacs

Udhampur - Jammu And Kashmir

Tender For providing and fitting of essential items and allied material for snow clearance operation at nathatop sanasar road - supply, testing and commissioning of 48v smps float cum boost automotive battery charger with moveable trolley stand for snow operation at nathatop - sanasar roadgeneral technical requirements for battery charger suitable for 48v vrla type battery1.) type -float & float cum boost charger for vrla type, full wave, full controlled type. 2. ) ratings- 15 a float cum boost for 48v, 150 ah vrla type battery 3. ) ac input- i) voltage 415 vac 10%ii) frequency 50hz 5% iii) phase 3 - phase 4.) d.c.output voltage settings -nominal float fc 48/54.5v (adj. by + 20%, - 5% bc 48/66.5v (adj. by + 2%, - 5%) 5.) output current limit 15a 15a 6. ) power conversion ac to dc by means of three phase full wave, half controlled bridge rectifier consisting of thyristors and diodes. 7.) voltage regulation at bridge output. + 1% of set value for + 10% input voltage variations, 0-100% load variation. 8. ripple voltage less than 3% rms without battery connected. 9. efficiency more than 80% at full load 10. protections (a) input side ac input mccb & elbs with input on/off switch and fuses, contactor (b) output side dc output mccb with output on/off switch and fuses. (c) protection current limit protection, soft start feature, surge suppressor. fast semiconductor fuses for rectifier bridge. (d) control circuit fuses (e) capacitor circuit rectifier hrc fuses. (f) over-voltage cut-back (g) charger over load / short circuit (h) blocking diode 11. controls and switches followings controls and switches are provided in the system 1 ac input source mccbs with interlocking 2 dc output mccb 3 auto/manual float/boost mode selector switch. 4 float and boost voltage variable potentiometers. 5 manual voltage adjustment potentiometer 6 test push button 7 reset push button 8 battery current adjustment potentiometers 9 heater s power supply switch 12. features the following features are provided in the systems: 10 soft start on dc side 11 class-f insulation for all magnetic 12 automatic voltage regulation. 13 automatic changeover from float to boost and vice versa based on current, drawn by battery. 14 filter circuit to eliminate ripple. 15 charger current limit 16 separate battery path current limit. 17 built-in auto phase reversal of operation. 13. meters f.c. b.c. (i)input voltmeter (i) common (ii) input ammeter (ii) input ammeter (iii) output voltmeter (iii) output voltmeter (iv) output ammeter (iv) output ammeter. battery volt meter battery ammeter earth leakage ammeter 14. indications phase on lamps (ii) output on lamp a)phase on lamps (ii) output on lamp. (iii) charger on float led (iv)charger on boost led. 15. annunciation with audiovisual alarms. (i) ac input mains failure (ii) input phase failure (iii) ac under voltage iv) input phase failure v) rectifier fuse failure vi) output fuse failure vii) filter fuse failure viii) dc under voltage ix) dc over voltage x) charger trip xi) capacitor fuse fail xii) output mccb tripped xiii) charger over load xiv) earth leakage xv) dc earth fault xvi) alarm supply fuse failure xvii)battery low condition. v) rectifier fuse failure vi) output fuse failure vii) filter fuse failure viii) dc under voltage ix) dc over voltage x) charger trip xi) capacitor fuse fail xii) output mccb tripped. note : all the alarms shall be provided through electronic display cards. audio alarm through buzzer, visual indication through 10 mm leds & alarm ackn. / reset and led provision is through push buttons. 16. operating ambient temperature surrounding the panel 00 to 500 c 17. surrounding the panel relative humidity. 0-95% non-condensing 18. panel (i) protective grade (ii) cooling (iii)paint ip 42 natural air-cooled smoke grey of iss-692 shade a) average winding temperature rise over ambient temperature b) insulation class c) insulation breakdown voltage. as per relevant iss. f 3 kv for 1 min withstand. 19. cables 1100 v

Central Government/Public Sector

CTN :39606051

27 Mar, 2025 NA

Bathinda - Punjab

Tender For supply of spares of tru units - rectifier diode for kristron make transformer rectifier units (tru) with sr. no. 12028/29/30/31/32/33/34. diode rating rating 150lm150. , rectifier scr for kristron make transformer rectifier units (tru) with sr. no. 12028/29/30/31/32/33/34. scr rating 155rk160. , ac mode power supply card ks-103a for kristron make transformer rectifier units (tru) with sr. no. 12028/29/30/31/32/33/34. , control amplifier card ks-104c for kristron make transformer rectifier units (tru) with sr. no. 12028/29/30/31/32/33/34. , firing card ks-105d for kristron make transformer rectifier units (tru) with sr. no. 12028/29/30/31/32/33/34. , pulse driver card ks-118b for kristron make transformer rectifier units (tru) with sr. no. 12028/29/30/31/32/33/34. , voltage/current sensor card ks-190 for kristron make transformer rectifier units (tru) with sr. no. 12c28/29/30/31/32/33/34. , fuse fail indicator module for kristron make transformer rectifier units (tru) with sr. no. , 12028/29/30/31/32/33/34. , completely assembles mother board ks -mb-01 for kristron make transformer rectifier units (tru) with sr. no. 12028/29/30/31/32/33/34. , completely assembled display board ks-db-01 for kristron make transformer rectifier units (tru) with sr, no.

CTN :39267829

11 Mar, 2025 NA

Bardhaman - West Bengal

Tender For corrigendum : tender for supply of ups spares - ups spares:make-emerson:spare name& pt no-scr - diode module, heat sink mountable, power, 55 amp, 1600 v, rohs, part no0000000d0257 , ups spares:make-emerson:spare name& pt no-pca - potential free contact card, 957db-2, part no-000000bp5063 , ups spares:make-emerson:spare name& pt no-pca - input and output voltage feedback card, 230 vac, 1255db-3 part no.- 000000bp5066 , ups spares:make-emerson:spare name& pt no-pca - dc - dc converter, 28 v to multiple supply, 1093db-2,part no-000000bp5022 , ups spares:make-emerson:spare name& pt no-pca - fuse fail card for 360 v dc, 1170db-2,part no-000000bp5032 , ups spares:make-emerson:spare name& pt no-pca - manis feedback and syncronisation supply transformer card, 3 phase without neutral, 1022db-3,part no-000000bp5050 , ups spares:make-emerson:spare name& pt no-pca - input and output voltage feedback card, 240 vdc, 1254db-2,part no.- 000000bp5051 , ups spares:make-emerson:spare name& pt no-pca - mov card for single phase output system 933db-1/1, part no-000000bp5110 , ups spares:make-emerson:spare name& pt no-pca - driver square wave supply card for mitsubishi driver, 1150db-2, part no000000bp5058 , ups spares:make-emerson:spare name& pt no-ic, display, 20 characters x 2 lines pled module, part no-000000ic5113 , ups spares:make-emerson:spare name& pt no-pca - micro proceessor based smd buck boost control card, 1333db-3, part no-000000bp5142 , ups spares:make-emerson:spare name& pt no-igbt, heatsink mounted, dual module, 100 amp, 1200 v, part no-0000000q5056 , ups spares:make-emerson:spare name& pt no-thyristor, heatsink mounted, dual, 95 amp rms, 55 amp average, 1600 v, part no0000000th07 9 , ups spares:make-emerson:spare name& pt no-pca - half control rectifier driver card, 3 phase, 1200db-1, part no.-000000bp5067 , ups spares:make-emerson:spare name& pt no-pca- 1267 db-2, part no-000000bp5099 , ups spares:make-emerson:spare name& pt no-pca - rc snubber card, 964db-1, part no-000000bp5102

Central Government/Public Sector

CTN :38656693

17 Mar, 2025 NA

Visakhapatnam - Andhra Pradesh

Tender For corrigendum : supply of 70 amp diode bridge rectifier

CTN :39526621

07 Mar, 2025 13.60 Lacs

Chittoor - Andhra Pradesh

Tender For supply of b check materials for the kirloskar make dg sets available in dyee(elec)-ii subdivision, tirupati for the year of 2024-25 (part-a) - s.v.goshala - 125kva dg set (1 no.):, koel care premium genuine oil 20 liters can hsn code.27101980 part no.82.060.10.0.20, kirloskar care premium genuine oil 5 liters can hsn code.27101980 part no. 82.060.10.0.05, spinon lube oil filter hsn code. 84212300 part no. 06.436.01.0.00, fuel filter element assley hsn code. 84212900 part no. 06.474.05.0.00, fuel filter element pre hsn code. 84212900 part no. 48.117.04.0.00, primary air filter element hsn code. 84213100 part no. 6h.411.02.0.00, poly v-belt hsn code. 40103999 part no. 4h.1493.01.0.00, v belt: 6r1080t/ta 7pk hsn code. 40103999 part no. 6h.1171.01.0.00, koel care genuine coolant premix 5 liters can hsn code. 38200000 part no. 82.020.35.1.05, 12v dc, 150 ah, lead acid kirloskar green battery hsn code. 85071000 part no. 03.793.24.0.00, battery cable assembly 70 sq mm hsn code. 85381010 part no. dvo.907.10.0.00, battery charger 10a 12 vdc hsn code. 85044090 part no. 02.872.18.0.00, 62.5 kva alternator diode bridgre rectifier hsn code. 40103999 part no. 4h.1666.11.0.00, dsrl (digital simplified regulator) for frame kg28 hsn code. 85030010 part no. d3.247.15.0.asp, fuel pipe - fuel filter to fip hsn code. 84099990 part no. 4h.1942.02.0.00, fuel pipe - feed pump to filter hsn code. 84099990 part no. 4h.1942.03.0.00, fuel pipe inlet water separator to fip hsn code. 84099990 part no. f6.708.08.0.00, fuel pipe 7.5 14x14 b 700 pb hsn code. 84099990 part no. 34.151.04.0.00, fuel pipe return m12 male plug 14 union nut - 400mm long hsn code. 84099990 part no. 3h.183.16.0.00, thermostat by pass hose hsn code. 40093100 part no. 4h.023.02.0.00, hose: air pipe -tc to cac hsn code. 40093100 part no. 4h.1712.18.0.00, hose: pipe to water pump 45x45x80l hsn code. 40093100 part no. 4h.073.02.0.00, hose: make up connection hsn code. 40092100, part no. 4h.1712.07.0.00, hose: radiator to water pump, hsn code. 40093100, part no. 4h.1714.06.0.00, hose straight: 70mm l central hump, hsn code. 40093100, part no. 4h.366.07.0.00, rubber hose hsn code. 40094100 part no. 4h.168.11.0.00, turbocharger hsn code. 84148030 part no. 4h.1437.10.0.00, starter 12v 2.7kw with sealing feature hsn code. 85118000 part no. 2h.302.02.0.00, ttd administrative building 500 kva dg set 1 no. -, kirloskar care premium genuine oil 20 liters can hsn code. 27101980 part no. 82.060.10.0.20, kirloskar care premium genuine oil 5 liters can hsn code. 27101980 part no. 82.060.10.0.05, lube oil filter cartrige hsn code. 84212300 part no. kv0.043.03.0.00, fuel filter assly hsn code. 84212300 part no. kv0.110.01.0.00, fuel pre filter assly hsn code. 84212300 part no. kv2.506.20.0.00, air cleaner primary element hsn code. 84213100 part no. kv0.505.02.0.00, air cleaner safety element hsn code. 84213100 part no. kv0.505.03.0.00, avr model tavr-3a s/f kg alternator part no.ag4071810000 hsn code. 90328910 part no. f6.814.11.0.00, rotating rectifier assly: 6 diode hsn code. 85030090 part no. f6.814.15.0.00, 12v dc, 180ah, lead acid kirloskar green battery hsn code. 85118000 part no. 02.731.33.0.00, battery cable assembly 70 sq.mm hsn code. 85381010 part no. dv0.907.10.0.00, battery charger: 10a 24 vdc hsn code. 85044090 part no. 6h.849.09.0.00, v belt: fan pulley ax 52 hsn code. 40101290 part no. kv0.056.28.0.00, v belt: 1450 water pump avx13 hsn code. 40101290 part no. kv0.140.18.0.00, fuel pipe- suction: 12k22ta hsn code. 84099990part no. kv2.509.03.0.00, fuel pipe return hose 2200mm hsn code. 84099990 part no. kv2.509.02.0.00, fuel pipe (length 800 mm) 7/8" unf union (both side) for k-series silent set hsn code. 84099990 part no. kl6.528.04.0.00, engine control unit ems907 hsn code. 85371000 part no. 2h.865.51.0.00, koel care genuine coolant premix 26 litres can hsn code. 38200000 part no. 82.020.35.1.26, koel care genuine coolant premix 5 litre can hsn code. 38200000 part no. 82.020.35.1.05, spe

CTN :39530109

11 Mar, 2025 2.01 Lacs

Chatra - Jharkhand

Tender For providing and fixing bridge rectifier, module single diode, speed monitor and ceramic porcelain busbar support with related spares at different location under chp-cpp/ppr.

CTN :39520224

10 Mar, 2025 NA

Madurai - Tamil Nadu

Tender For equipments service for eee department - equipments service for eee department, cro 30mhz, starter [3 point], ac motor control using triac, diode rectifier, 1 phase cyclo converter, mosfet based dc pwm chopper, smps using mosfet, 1 phase 1 pulse sinusoidal inverter

Central Government And Public Sector

CTN :39519280

19 Mar, 2025 NA

Bhilai - Chhattisgarh

Tender For supply of set of spares for hind rectifier make 3x130kva igbt aux. converter for three ph ase locomotive. one set consist of 04 items in 04 nos. .(i) pcb assembled 2015-3/22 a voltage acq uisition board , hirect item code- rm108812 qty.-01 no. (ii) pcb assembled 1366 common cath ode diode circuit , hirect item code- rm108690 .qty.-01 no. (iii) pcb assembled 2001/140, interface card for controller card 2000/140,hirect item code- rm108793 .qty.-01 no. (iv) pcb assembled 2001/139, interface card for controller card 2000/139 , hirect item code- rm109 045 .qty.-01 no. [ warranty period: 30 months after the date of delivery ]

Central Government/Public Sector

CTN :39498684

10 Mar, 2025 11.73 Lacs

Sidhi - Madhya Pradesh

Tender For supply of spare parts of auto transformer starter - vaccum contactor 400amp, 6.6kv grade , isolator630a, 6.6kv on-off earth , contactor tp.12 amps ac3duty fitted wit , metal oxide vrstr mov 510, 20 fvcum cntc , diode by255 for vacuum contactor ,vacuum contactor rectifier bridge , vacuumcontactor closing coil 110v dc , vacuumcontactor holding coil 110v dc , p.t 50va ,pri 0 to110v, sec 0 to 8 to 12v , resin cast p.t 200va, voltage6.6kv,110v, 3 ph , earth leakage relay30ma,3a,withtime delay , ammeter selector switch , voltmeter selector wsitch , push button withelement for start, sto , lamp holder with lamp on,off, trip , timer electronics 3sec to 3min, on delay ,relay overvoltage and undervoltage , auxiliaryswitch for vacuum contactor 2n , auxiliarycontactor 3no , plus 1nc, 110v , epoxy mouldd 2core ct ratio 125, 200, 5plus5 , ct oprted , ct sec 5a,motor prtectn relay , ammeter, 96 sq mm ,voltmeter 96 sqmm , local rmte slctr swtch 1pole2way wo off , toggle switch f led lamp and spaceheater

CTN :39498221

14 Mar, 2025 NA

Imphal - Manipur

Tender For supply of multi meter , hot wire ammeter , voltmeter mc , voltmeter mc- multi range , voltmeter mc multi range type 1 , voltmeter centre zero , voltmeter mi multi-range , voltmeter mi multi-range type 1 , ammeter mi type 1 , ammeter mi type 2 , ammeter mi , ammeter mc centre zero , ammeter mc , field regulator , single phase kwh meter digital , single phase kwh meter analog , three phase kw meter , flexible wire 40-60 , flexible wire 14-40 , copper flexible wire 4 sqmm , copper flexible wire 2.5 sqmm , copper flexible wire 1.5 sqmm , pvc wire 22-7 , pvc wire single strain , pvc square box , pvc casing caping , pvc conduit pipe , pvc casing accessories , switch 6 a , switch 16 a , two way switch , mcb sp , mcb dp , tpn mcb , mcb distriution box , socket 6 a , socket 16 a , indicating light , intermediate switch , lead acid battery , sodium vapour lamp , digital neon tester , batten holder , pendent holder , pvc switch box , kit kat fuse , enamelled copper wire , enamelled copper wire for fan , incandescent bulb 60w , incandescent bulb 200w , incandescent bulb 100w , led bulb 3 w , led bulb 5 w , led bulb 7 w , led bulb 10 w , cfl bulb 13 w , cfl bulb 26 w , cfl bulb 100 w , flurecent tube light 40 w , soldering station 36 v , soldering iron station 60 w , soldering flux , pcb , transformer , electrolytic capacitor , non polar capacitor , rectifier diode -glass passivated rectifiers , led , transistor , n channel power mosfet , timer ic , e 24 series resistor , electrician knife , multi colour flexible wire , resistors , potentiometer rotary , preset , capacitor polarise , capacitor non polarise , ceramic capacitor , diode , zenor diode , pn junction transistor , transistor to 39 , power transistor , voltage regulator , ic , pcb board , light emitting diode , relay , soldering wire , distilled water , sulpheric acid , crystal , ferric chloride , copper clad board , thinner , isoprophy alcohol , drill bit , plastic spacer , screw , switch 1 pole 7 way , switch 1 pole 8 way , sliding switch 6 pole 3 way , push button switch , toggle switch , spdt switch , smps , processor , motherboard , hard disk , ram , internal dvd writer , cabinet cpu , battery 12v , battery 6v , led tv , smart mobile phone , keypad phone , stabilizer , regulated power supply

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