Latest variable frequency drive Tenders | Government variable frequency drive 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 :39606035

31 Mar, 2025 2.95 Crore

Port Blair - Andaman And Nicobar Islands

Tender For supply of 12 core single mode armoured optical fibre cable , 24 port fully loaded liu , sm duplex fiber patch cord 2 metre , plb hdpe pipe 40 mm , 12 port ofc cable joint encloser , 24 port layer 2 poe switch with 4 sfp port , 08 port layer 2 poe switch with 2 sfp port , cat6 outdoor utp cable , cat6 utp patch cord 2 mtr , rj45 connector , 3 core power cable 1.5 sq mm , gi pipe 50 mm , pvc conduit 25 mm , rfid smart route marker , rfid electronic marker locator , physical frangible route marker , workstation for softwares , 43 inches led display , laying of cat utp and power cable , laying of 12 core sm ofc cable , laying of hdpe pipe and gi conduit through soft soil digging , hdpe pipe and gi conduit concrete wall , hdpe pipe and gi conduit , hdpe pipe through road cutting , concrete chamber with frp cover , ofc splicing , otdr testing and report submission , installation integration of entire setup , post warranty camc for 1st year , post warranty camc for 2nd year , post warranty camc for 3rd year

State Government

CTN :39606319

26 Mar, 2025 NA

Nawanshahr - Punjab

Tender For supply of boq mechanical engineering lab equipments angle gauges , screw thread micrometer , feeler gauge ,comparator stand , mechanical comparator with stand ,clinometer , gear tooth vernier , electronic weighingmachine , digital tachometer , cnc milling machine , cncturning lathe , single plate clutch , multi plate clutch unit ,centrifugal cluth unit , cut section of synchromesh gear box, model of abs brake system , model of rack and pinionsteering gear , model of power steering gear or re-circulating type worm and wheel or other type of steeringgear , model of su pump , training vehicle , automobileelectric system , brake master cylinder , sliding mesh gearbox , cut section model of 4 cylinder 4 stroke petrol engine ,ac induction motor with vfd for motorizing already existingmodels in lab , open hearth furnace with blower electric ,wood working lathe , spot welding set , electric metal cutoff saw , hand lever shearing machine , single phase arcwelding machine with eye protecting goggels black andwelding gloves , pipe threading die set , mig welding set ,tig welding set , mould making hand tools set hand rammerlifter trowels shovels vent wire hand riddle sprue pin ,moulding flasks cope and drag , bench grinder , shapermachine with standard accessories , slotting machine withstandard accessories , horizontal milling machine arbor size23mm and 32mm with standard accessories , grinderattachment for lathe , portable hand drill machine bench grinding machine (grinding wheel dia 300 mm, width38mm,bore 1 , centre height 910 mm), digital pyrometer(optical sensor radiation pyrometer for tempareturemeasurement on small target to 0.0005" (0.0127mm)accuracy: 0.5% range selectable digital display: c, f, r, k standard temperature ranges: upto 1000 c,adjustable emissivity setting: 0.01 to 1.0), metallurgicalmicroscope (the microscope should have magnification 30xto 1500x with binocular head inclined at 45 . both sidecoaxial focusing knobs, quadruple revolving nosepiece withaccurate centering and positive click stop ,large coaxialmech. stage for x-y movement of specimen, bright field illuminator 6v-20w halogen lamp with field diaphragm, filter

CTN :39585186

26 Mar, 2025 1

Jaipur - Rajasthan

Tender For supply of replacement of conventional motor starter by energy saving variable frequency drive - material and labour for disconnecting the cabel connection from conventional starter complete all as specified and directed , material and labour for taking down conventional starter and removing to mes store for issue as sch of credit complete all as spd and directed. , supply and fixing variable frequecy drive vfd 15 hp 3 phase heavy duty 380 to 480 volt strong overload capacity with enclosure panel complete all as specified and directed , material and labour for reconnecting the cabel connection of vfd and mccb complete all as specified and directed , material and labour for testing of vfd on load with complete satisfaction of engineer in charge complete all as specified and directed

State Government

CTN :39319675

17 Mar, 2025 NA

Nawabganj - Uttar Pradesh

Tender For corrigendum : supply of tools and spares for track maintenance - insulated level cum gauge -pie brand export quality insulated level cum gauge , versine measuring kit model vk-2 25mm , versine cord nylon cord 1 mm dia , light weight mono rail cum road trolley - wheel barrow rdso spec. no.tm sm 16 dt.31.03.1992 revision 02 of 2022 , mechanical jack 15 ton capacity with handle - non infringing type , wire claw - 8 prongs , pan iron morter 400 mm dia with blended ends 6.4 mm dia wire all around , crow bar steel of length 60 inch dia. 25.4 mm flat ended confirming to is 704-1984 , clearance gauge model c-1 -pie sleigh or clearance gauge model c1 precisely made of hardened stainless steel in metric units , double hexa deep socket black 3 by 4 inch drive 41 mm size. , extension bar 3 by 4 inch square drive 2753 , rake ballast 4 prongs as per specification no. is 3991 drag. no. y-31 , electronic track gauge model al-6e pies electronic track and turnout gauge for standard gauge 1435 mm display system and supplied in a padded carrying bag. , portable bolt tightening machine capacity 1700 nm , portable genset petrol 3 kv petrol run ultra silent , torque wrench with ratched mechanics 135 nm to 675 nm , glass filled nylon 99 gfn liners. drawing no. rdso t-3706 , half moon metallic shim 5mm thickness ctype for 41 mm dia. bolt , half moon metallic shim 3mm thickness c- type for 41 mm dia. bolt , half moon metallic shim 2mm thickness c- type for 41 mm dia. bolt , check rail shim-2 mm thickness for 36 mm dia. bolt material-gi , check rail shim-3 mm thickness for 36 mm dia. bolt material-gi , check rail shim-5 mm thickness for 36 mm dia. bolt material-gi

Central Government/Public Sector

CTN :39619461

19 Mar, 2025 NA

Vadodara - Gujarat

Tender For supply of hanging/crane type electronic weighing scale brand with load capacity of 5000 kg or above . class-iii, led display, resolution- 2000 grams, rechargeable battery operated, conformity to is:9281-3 (1 981) with calibration certificate. [ warranty period: 12 months after the date of delivery ]

Central Government/Public Sector

CTN :39619555

17 Mar, 2025 NA

Bhavnagar - Gujarat

Tender For electronic torque wrench tester : supply , installation and commissioning of electronic torque tester suitable for 3/8 inch, 1/2 inch, 1inch squar e drive torque wrenches to test, display unit with connecting cable mounting arrangement along with software for transferring reading to pc for documentatio n with square drive adopters with calibration certificate. specification:- (1) holder: holder (2) display unit: digital indicatormicroprocessor controller board (3) range of torque tester-05 nm to 1000nm (4) least count:0.5 nm (5) tripod: tripod for display unit (with1.5 m cable) (6)mains adopter: mains adopter (110v-2 30v) with interchangeable socket adopter or direct connection to 12v-i n car supply is possible.(7) square drive adopter : square drive adopter (all the neces sary adopter for the mentioned capacity torque wrenches in description) (8) kit :kit for attaching the unit to a workbench of wall in a horizontal or vertical test ing positioning for clockwise and anticlockwise use.(9) unit ofmeasurements: n-m, ft-lb, in-lb. (10) interchangeable: interchangeable transducer that can be at tached to the holder by means of a quick release safety lock.(11) software including :software including usb hub and jack cable , which enables readings to b e the pcfor documenting purpose.(12) to be packed : to be packed and supplied in sturdy plastic case.(13) operation volt: 230v ac +/- 10%,50 hz+/- 2%,1 p h (14)weight:12-15 kg approx. make /brand:- hmm-hytech, model-dt-itm or similar. offered make:- hmm-hytech model : dt 1t-m accepted make/bran d:- slk micro measurement [ warranty period: 30 months after the date of delivery ]

CTN :38878355

08 Mar, 2025 NA

Agra - Uttar Pradesh

Tender For bid to ras supply of y1 -misc-4009-028-001 ruggedised laptop , y1 -5998-72- 054-4464 circuit card assembly utc-12 card assy , y1 - misc-4461-002-101 lcd display , x2 -misc-4648-055-103 buzzer , y1 -5975-72-046-5153 tray mounting electronic equipment

CTN :38965455

08 Mar, 2025 NA

Almora - Uttarakhand

Tender For bid to ras corrigendum : supply of active led bazel less indoor video wall of 1.8mm pixel pitch in cob flip chip of size 14.67 by 9.42 ft , power distribution unit , video wall controller , video wall structure wall mounts , 75 inch display , electronic lectern with front screen 32 inch , 14th generation intel core i7 processor , 32 inch curved monitor , center server , ups online 6 kva , ups online 3 kva , 24 port gigabyte switch , air conditioner 2 ton with stabilizer , cat 6 cable for networking 305 mtr , patch cord , io boxes , power extension board 6 socket , video conferencing camera , wall speakers , amplifier , rack mount mixing console , wireless gooseneck mic , hdmi matrix 2 by 4 , hdmi slitter 1 by 8 4k , equipment rack , speaker wire patch cord cable and connectors , modular workstation desking system with wire management , good quality high back chairs , installation testing and commissioning freight charges

CTN :39583933

17 Mar, 2025 8.98 Lacs

Multi City - Karnataka

Tender For supply of variable frequency drives - variable frequency drive 250 hp, variable frequency drive 100 hp

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