Latest power transistor Tenders | Government power transistor Tenders

Central Government And Public Sector

CTN :39112820

20 Mar, 2025 NA

Damanjodi - Odisha

Tender For corrigendum : supply of 415v, utilization category ac23a, 630a local isolator cabinet in sheet steel enclosure complete with 630a, 3 pole load break switch. 2. shall be with side operated handle, padlocking facility, prebreak micro switch having 1no+1nc contact. 3. micro switch contacts shall be wired to 4 sq mm tb for external termination. 4. provision of padlock system having sufficient space to lock the isolator at off position by minimum two agencies at a time. 5. complete with both power & control circuit wiring with all insulators, bus bars and control terminal blocks. 6. detachable bottom gland plate for entry of cables from bottom. 7. front door shall be hinged and inter-locked with the isolator in 'on' position. the front door should have a minimum 3 mm thickness perspex/triplex window for observation of position of contacts. 8. isolator should confirm to iec 60364 standard. 9. the dimensional drawing of the local isolator cabinet or product catalogue showing mounting arrangement of the components should be enclosed along with the offer. 10. isolator cabinet should be provided with rain canopy. 11. any isolator parts should not be made of aluminium/aluminium alloy. 12. isolator cabinet shall be metal enclosed suitable for wall fixing using 4 welded fixations, dust and vermin proof and shall be provided with degree of protection as ip-55. 13. provision for three distinct parallel busbar per phase for termination of three nos of 240 sqmm aluminum cables for incoming and two distinct busbar per phase for termination of 120 sqmm copper cable. 14. all hardware used in isolator cabinet shall be corrosion resistant. 15. minimum clearance between the live parts and detachable bottom cable gland plate shall be 400mm. 16. cabinet should be painted with alkaline resistant epoxy paint. 17. isolator cabinet shall have provision for earthing at two separate and distinct points. 18. each isolator cabinet should be supplied with panel keys., push button station specification: 1. pbs made of 2mm sheet steel enclosure with rain canopy, protection: ip-65. 2. 01 no. of green colour start pb with 1no+1nc contacts, 01 no. of red colour stop pb with 1no+1nc contacts, 01 no.of increase pb with 1no+1nc contacts <(>&<)> 01 no.of decrease pb with 1no+1nc contacts. one emergency stop push button with 1no+1nc contacts (push to lock type) shall be provided. size of each push button is of 22.5mm diameter. inscription plate for all push buttons. 3. pb shall be wired with 2.5 sq.mm. copper wire to 40 nos. serially numbered terminal blocks (tb) of elmex make having tb-5-6, 7-8, 11-12, 13-14 <(>&<)> 17-18 shorting link. 4. two nos. of cut out of size 72x72 mm for ammeter and rpm meter shall be provided. 5. 'on','off' <(>&<)> 'trip' indication led lamps in red, green <(>&<)> amber colour respectively with inscription plate to be provided. 6. all push buttons, elements, led lamps <(>&<)> cutout for ammeter <(>&<)> rpm meter shall be on the hinged door of the pb station. 7. pb station shall be weather proof, neoprene rubber gasket suitable for outdoor application. 8. 2nos. of earthing studs to be provided. 9. left side hinged door shall be provided with flexible braided copper earthing. 10. pbs shall have 04 nos. of corrosion free bracket suitable to fix on vertical surface. 11. detachable gland plate to be provided. 12. the push button shall be painted with one coat of red oxide primer <(>&<)> two coats of zinc chromate primer and finally finished with stoving enamel grey paint. 13. the push button station shall be generally in line of enclosed drawing (fig-2). 14. party to submit the drawing along with the offer for technical scrutiny.

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 :39587714

26 Jun, 2025 NA

Multi City - Multi State

Tender For supply of led indication light in red, yellow & blue colours dia 22.5mm, 230v ac , 50hz , 0.5watt, conf. to is: 13947, suitable for ac control panel/power panel/pantry equipment as per rdso specification no. rdso/pe/spec/ac/01841-2015 (rev-0).

corporations/Associations/Others

CTN :39541991

02 Apr, 2025 4.97 Lacs

Koderma - Jharkhand

Tender For tender for supply of different type of led indication lamp panel space heater and thermostat - as per attached material details , as per attached material details , as per attached material details , as per attached material details , as per attached material details , as per attached material details , as per attached material details , as per attached material details , as per attached material details , as per attached material details , as per attached material details , as per attached material details , as per attached material details

Central Government/Public Sector

CTN :39289394

10 Mar, 2025 NA

Itarsi - Madhya Pradesh

Tender For corrigendum : supply of 110 v dc green colour low intensity led lamps with holder assembly and cover to be used as hlc-1 on command and hlc-2 on command in complete panel d with panel plate drawing no.clw/es/ 3/sk-1/0453 alt. 1 and indication lamp & illuminated push button spec. no. clw/es/3/0072 alt. h or latest for three phase wap-5 and 7 locomotive [ warranty period: 30 months after the date of delivery ]

CTN :38954879

10 Mar, 2025 NA

Ernakulam - Kerala

Tender For corrigendum : supply of 11 kv 24 panel switch board - design engineering manufacturing shop testing inspection packing delivery to site of 11 kv switchboard , spare incomer breaker with trolley and 3 phase line pt mounted , spare outgoing breaker with trolley of each size and rating , numerical feeder protection and control relay of each type , numerical transformer differential protection and control relay of each type , single phase current transformer for each type and rating , single phase current transformer for differential protection for each type and rating , pt primary fuse of each rating , pt secondary fuse mcb , spring charging motor , surge arresters , tnc control switch , closing coil , tripping coil , ammeter selector switch , voltmeter selector switch , bus support insulator used in bus bar compartment of each type , bus support insulator used in cable compartment of each type , anti pumping relay , dc failure relay , master trip relay , 24 window annunciator , 10 window annunciator , hooter , led indication lamps 110v dc for each colours red yellow biue green clear white amber , led indication lamps 110v ac for each colours red yellow and biue , service test limit switches of each type and rating , limit switches used in vcb of each type and rating , electrical contact grease , installation and commissioning support as per engineering specification cd css 11kv sb es.

CTN :38880759

06 Mar, 2025 32.50 Lacs

Baran - Rajasthan

Tender For corrigendum : supply of spares of electrical panel accessories for csctpp, chhabra - led indication lamp sr. no. a1 to a6 , led indication lamp sr. no. a7 to a10 , led indication lamp sr. no. a11 to a15 , led indication lamp sr. no. a16 to a18 , flush type push button sr. no. c3 to c5 , push button with led indicating lamp sr. no. c6 & c7 , emergency stop push button sr. no. c8

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

Central Government/Public Sector

CTN :39498592

20 Mar, 2025 5.15 Lacs

Kota - Rajasthan

Tender For tender for supply of supply of electrical spares at kota airport - supply of 32 a 3 pin industrial plug top suitable for operation on 230 volt ac supply , supply of mcb sp 6 32 amp 10 ka c series suitable for operation on 230 volt ac supply , supply of mccb tpn 63 amp 10 ka c series suitable for operation on 415 volt ac supply , supply of mccb tpn 32 amp 10 ka c series suitable for operation on 415 volt ac supply , supply of mcb 32 amp double pole10 ka c series suitable for operation on 415 volt ac , supply of plug top 3 pin16 amp suitable for operation on 230 volt ac supply , supply of 9 watt led batten type tube light 2ft mirror light ultra slim with extruded polycarbonate suitable for 230v 50hz ac supply with all accessories , supply of 20 watt led batten type tube light 4ft ultra slim with extruded polycarbonate suitable for 230v 50hz ac supply with all accessories , supply of 9 watt led bulb suitable for suitable for operation on 230 volt ac supply , supply of single core 1 5 sqmm copper conductor fr lsh pvc insulated single core flexible cable of 1 1 kv conforming to is 694 , supply of single core 2 5 sqmm copper conductor fr lsh pvc insulated single core flexible cable of 1 1 kv conforming to is 694 , supply of 2 0 core x 2 5 sqmm pvc insulated and fr pvc round sheathed copper conductor flexible cable of 1 1 kv grade conforming to is 694 , supply of 2 0 core x 1 5 sqmm pvc insulated and fr pvc round sheathed copper conductor flexible cable of 1 1 kv grade conforming to is 694 , supply of 2 0 core x 10 sqmm cable of 1 1 kv grade aluminum conductor xlpe insulated and pvc sheathed armoured cable as per is 70981988 part i with upto date amendments , supply of 45 watt led street roadway lighting luminaire with ip65 protection suitable for fixing in 40 mm od pipe including die cast aluminium housing other accessories complete as required , supply of single pole 5 6 a one way piano type switch suitable for operation on 230 volt ac supply , supply of single pole15 16a one way piano type switch suitable for operation on 230 volt ac supply , supply of 6 pin 6 16a piano type socket outlet suitable for operation on 230 volt ac supply , supply of 3 pin 5 6a plug top suitable for operation on 230 volt ac supply , supply of led indication lamp r y b g with integral circuit suitable suitable for operation on 230 volt ac supply for lt panel , supply of 05 step electronic fan regulator 230v ac 50hz , supply of 12 volt 150 ah sealed maintenance free lead acid battery smf , supply of 12 volt 100ah sealed maintenance free lead acid battery smf , supply of 12 volt 35ah sealed maintenance free lead acid battery smf , supply of electrical insulation rubber mats of class a having thikness of 2 0 mm width of 1 0 meter fire retardant sutaible for voltage upto 3 3 kv meets the all technical specification as per is 15652 2006 including all amendment upto date , supply of 15 16 amp extension board suitable for operation on 230 volt ac supply

CTN :39430591

14 Mar, 2025 NA

Uttara Kannada - Karnataka

Tender For procurement of main switch board spares - tender for supply of indicating lamp -colour red , input voltage 240v ac , 50hz , led , sea water pressure switch , dc mcb 4a , dc mcb 10a , 100a mccb , mccb 20a , mccb 80a , mccb 160a , relay 240 vac mno 2no 2nc contact , mccb for msb 400 amps , hcos , 380v , 3phase , 50 hz , 300a , cpu with 28 step memory , cc link for master slave , 32 channel do , connector for rtd card , 4 channel ao module , 32 channel di , 24x30 mm yellow indicator , 24x30mm green-momentary 1 c o pb , side hydrobar 0.4 bar 2m cable , automatic emergency lantern , 24v dc buzzer , hrc fuse base & carrier with 32a fuse link , em log microcontroller card , mccb 400a-3p with aux contacts , mcb 2 pole 4a type c 10 ka , 415-240v , 750va control transformer , mccb dm100 25a , indication lamp red , 415v , synchroscope , power terminals cstsn4 , undervoltage relay uvtd1 3 phase , insulation monitoring relay t3200-00 , under-over current relay ccsd2 1phase , minitec , a1d1 wb on delay timer , mn0 aux.contactor 4no with 240v ac coil , rs232 to rs422-485 isoloated converter , motor protection relay , microprocessor based , mn 2 - 24 a to 32 a overload relay , mn 2 - 13 a to 19 a overload relay , 125a hcos , ethernet switch 8 port , type rs30-08020606edhe , fiber sfp module , vme backplane , incom sys 4 watt water tight horn loudspeaker pan 9601 , aldis lamp , 20a hrc fuse base and carrier with 10a fuse link , mast head light white , side light red , side light green , anchor light white , lamp 220v-65w , 16a switches 21066 , 6-16a socket 30828 , eot- push button type tx-rx , eot-push button type tx-rx , eot-rotary switch type receiver , led lamp green 12v dc , 50a , 1 way mcb , 2p , 24 v dc fan with filter module , rtd to current converter-dat 4631b , proximity switch 0-150 rpm , 2 core 1.5 sq.mm. fire proof cable , multi core 1.5 sq.mm. fire proof cable , magnetic float switch-tds , magnetic float switch-tilt , thermocouple k type 0-600 deg c simplex , frequency to current-voltage converter , pressure transmitter 0-2.5 bar mbs 33 m , pressure transmitter 0-6 bar-emp 2 , pressure trasmitter 0-6 bar-mbs 33m , pressure switch 0-24 bar-mbc 5100 , pressure switch 0-40 bar-mbc 5100 , differential pressure transmitter 0-2.5 , differential pressure transmitter 0-3.2 , differential pressure transmitter 0-4 b , exide battery 42ah , 12v , fan with filter , control panel , lon-network no mudules , detector loop module 1 loop 127 units rmax-50 m 140ma , panel alarm output module , 4x24vdc-1a sounders , control output module , 8xopen collector no , max 100ma , modbus com.module , slave rs422-485 , serial output interface card , rs-232-422 or 485 , multi sensor head , smoke-heat , sv , multi sensor head , smoke-heat , ip44d conduit box , battery fastening strap , pt 100 0-100oc-150mm , pt 100 0-120oc-400mm , toothed belt disk , toothed belt disk 6 , power factor-3ph , 3 wire , 1element415vac , size 96x96 , transformer 415-230v , 500va , 50hz , mcb 10a tp , mcb 16a tp , mcb 40a tp , mcb 50a tp , mcb 63a tp , hcos 50a with out enclosure , keyboard , processor , propulsion control pcb unio , display , flot level switch , changeover switch co3-250 , mccb , 3p , dl-100 , 16a , mccb , 3p , dl-100 , 25a , mccb , 3p , dl-100 , 40a , lamp 415v , led , green , control transformer , 415-230v , 100va

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