Latest power station spares Tenders | Government power station spares 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 And Public Sector

CTN :39586076

28 Mar, 2025 NA

Rangiya - Assam

Tender For comprehensive annual maintenance contract of smps based ips system of m/s statcon for a period of (03) three years at nbq/a, nbq/w and lc gate no. rm-57 in rangiya division

Central Government/Public Sector

CTN :39562190

14 Mar, 2025 NA

Bangalore - Karnataka

Tender For supply of smps based ips, 300ah, 24vdc system

Central Government/Public Sector

CTN :39155534

18 Mar, 2025 NA

Samastipur - Bihar

Tender For corrigendum : supply of sealed maintenance free vrla battery set of 60 cells (stackable),in combination of 55+5 cells for smps based integrated power supply system, each cell of 2v/300ah capacity, fully charged, confirming to rdso specn.no.:irs:s:93/96(a) with latest amendment. [ warranty period: 30 months after the date of delivery ]

Central Government/Public Sector

CTN :39320720

05 Mar, 2025 1.76 Lacs

Bhopal - Madhya Pradesh

Tender For supply of iot based irrigation monitoring and control system for rose garden - micro usb-b female to usb type c male converter adapter , slot aluminum extrusion profile silver , slot aluminum extrusion profile silver 2 , sliding m5 t-nut for 20x20 aluminum profile , inner bracket for aluminum profile 20x20 , cast corner bracket for 20x20 aluminium profile silver , button head screw m4by8 , button head screw m4 by20 , hex allen button head ss 304 screw dia. 5mm- length 8mm , hex allen button head ss 304 screw dia. 5mm-length 15mm , super smooth hard chrome plated 8mm diameter carbon steel rod , circuit x plastic enclosure box , heavy duty strong zip wire tie , heavy duty strong zip wire tie 2 , white nylon pcb round spacer 25mm non threaded , white nylon pcb round spacer 12mm non threaded , thermoelectric peltier cooler module 12v 6a , thermoelectric peltier refrigeration cooling system diy kit with peltier module , 2 core cable , telephone cable , 3 core cable for sensor , insulated bootlace wire crimp ferrule end terminal lug 1sqmm red , insulated bootlace wire crimp ferrule end terminal lug 1sqmm black , insulated bootlace wire crimp ferrule end terminal lug 2.5 sqmm red , insulated bootlace wire crimp ferrule end terminal lug 2.5 sqmm black , jumper cap single row pin short , relay module with opto-isolation , copper clad laminate double side pcb 300 x200 mm , copper clad laminate single side pcb 300 x200 mm , smps bis certified , switching power supply universal regulated transformer , switch power supply module , power supply , non-waterproof 60 pixel by 1m addressable pixel strip for arduino , nema 17 motor , tf- luna micro lidar 8m distance sensor , ydlidar x2 , rp lidar a2m8 360 degrees laser range finder-12 meter rang , brushless dc motor black cap cw with 1045 propeller combo original , brushless dc motor red cap ccw with 1045 propeller combo original , brushless speed controller esc , pixhawk cube orange plus with ads-b carrier board , anti bvibration shock absorber for apm kk by mwc by pixhawk , fly sky fs ia6b rf 2.4ghz 6ch ppm output with ibus port receive , digital watt meter and power analyser , power energy meter with close mutual inductance

CTN :39321810

11 Mar, 2025 NA

Basti - Uttar Pradesh

Tender For supply, installation, testing & commissioning of smps based ips system. rdso spec, no. rd so/spn/165/2012 version 3.0 with latest amendment up to date of tender opening. drg no. sdo/ips/pi-4l/ re/002 with latest amendment up to date of tender opening. [ warranty period: 30 months after the dat e of delivery ]

CTN :39318090

05 Mar, 2025 NA

Guwahati - Assam

Tender For supply and installation of smps based integrated power supply system (ips) as per rdso specification no rdso/spn/165/2023 (ver. 4.0) with amendment: 1,

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