Latest inverters Tenders | Government inverters Tenders

Central Government/Public Sector

CTN :45262137

11 Jun, 2026 NA

Rajkot - Gujarat

Tender For rajkot division - provision of vdu, embedded pc, inverters for vdu & fas at various location of rajkot division.

Central Government And Public Sector

CTN :45267072

12 Jun, 2026 NA

Bangalore - Karnataka

Tender For helical inline gear motor to the model no. sk973.1-112mp/4 tf of make m/s nord or substantially equivalent with following features: input speed(rpm): 1440; output speed(rpm): 15; gear ratio: 94.96; power (kw): 4; service factor: 1.3; output torque: 2519 nm; overhung load: 23.6 kn; axial load: 22 kn; motor inverter speed range: standard line powered inverter capable; voltage: 400/690 v; frequency: 50 hz; efficiency class: ie3; current 1: 7.85 a; current 2: 4.53 a; cosinus: 0.83; motor duty: s1 - continuous; enclosure: ip55; insulation class: f; mounting pos - m1; housing material: cast iron housing; type of housing: foot mount; output shaft: solid keyed shaft; output shaft (dia x length): 60x120 mm; output shaft material: standard; gearbox breather options: auto vent; gearbox sealing options: fkm seals; bearing design: standard bearings; motor cooling: tefc - totally enclosed fan cooled; motor thermal protection: thermistor; motor option: fluoro rubber motor seals. note: - i. material of construction: fabricated steel housing (stress relieved) ii. all gears shall be manufactured from steel forgings or rolled bar made from steel 17cr ni mo6/18cr ni mo6 (case hardening steel). iii. all gears shall be case hardened to 58-62 hrc and profile ground. iv. output shaft shall be of en 9 material normalized to 201 bhn (min) v. bearing used shall be rollingelement type of make skf/ntn/timken/fag only. special conditions: a) only authorised license manufacturers of gear boxes or their authorised dealers shall participate in the tender and must furnish an authorizedlicense or dealer certificate at the time of technical scrutiny. b) mtc and heat treatment shall be submitted along with the supply. c)warranty: the material shall have a warranty of 12 months from the date of installation or 18 months from the date of supply, whichever is earlier d)above specified materials are the minimum required standard to be considered while desiging the gear motor. [ warranty period: 18 months after the date of delivery ] ]

Central Government/Public Sector

CTN :45264914

30 May, 2026 NA

Bhopal - Madhya Pradesh

Tender For supply of 2.2 kw ac crane drive , 5.5 kw ac crane drive , 11.0 kw ac crane drive , 22.0 kw ac crane drive , 37.0 kw ac crane drive , 55.0 kw ac crane drive , 75.0 kw ac crane drive 3 phase, digital ac crane drive 2.2 kw, ac drive should be suitable for heavy duty operation of 2.2 kw. offered ac drive should be suitable for crane-hoist operation. if, separate software required for crane application, it must be clubbed with supply of material. ac input voltage: 380 to 480v ac 10%, 3 phase, 3 wire, 50 hz; mode of control: bi-directional fully controlled 3-phase ac; speed regulation: 1% of base speed; braking: suitable dynamic braking resistance and chopper unit (external or in-built); acceleration time: 0.1 to 1000s or better; deacceleration time: 0.1 to 1000s or better; overload: 150%-1min, 200%-3.0s; ambient temperature: 0 to 50 c (derating shall not occur below 50 c. in the event that derating occurs below 50 c, the supplier shall provide a higher-rated drive to match the requirement); rated current at 50 c: min. current should be 5.5 amps at 50 c; high starting torque at low speed: 200% starting torque at 0.3 hz; two analog inputs: two nos. analog inputs having signal voltages of 0 to 10 vdc or 4 to 20 ma (configurable); two analog outputs: two nos. analog outputs having signal voltages of 0 to +/-10 vdc or 4 to 20 ma (configurable); six digital inputs: pnp/npn; one relay output: with short-circuit and overload protection; two digital outputs: with short- circuit and overload protection; brake release signals: outputs braking signals based on inverter operating conditions to prevent cargo bed rollback and overrunning; load adaptive control: when the actual load level is lower than the configured load level, the system can be operated at a ratio-multiplied speed (in terms of the configured frequency), resulting in significantly better efficiency; load ) /bid number : gem/2026/b/7563714 * /dated: 20-05-2026 & & / bid document 1 / 29 frequency), resulting in significantly better efficiency; load limiter: maintains the safety and rescuability of suspended loads by stopping when excessive torque is detected and by allowing operation only in the direction opposite to that in which the excessive load was detected; cooling capacity degradation alarm: detects and displays cooling capacity drop due to cooling fin clogging caused by dust and cooling fan airflow reduction; igbt life expectancy forecasting: estimates the power cycle life expectancy of the main circuit s igbt semiconductor device temperature due to frequent acceleration and deceleration stoppages, and displays the estimate before the design life is reached; protection: it must have all standard protections like stall protection, instantaneous power failure, single phasing, over voltage, under voltage, over current, inverter overload, thermal overload etc; display console: it must have alpha numeric display console for programming of drive, fault display and operating condition; dynamic qr code: it must have dynamic qr code for trouble shooting; tuning facility: it must have auto tuning facility. this must enable perfect matching of motor coupled to load with regards to optimum acceleration time, deceleration time, speed regulation etc; drive programming software: suitable drive programming software along with necessary connecting cable and adapter for connection with laptop and drive should be provided to get online with the offered drive (laptop not in scope); automatic voltage regulation: it must have automatic voltage regulation function to maintain high starting torque even at reduced voltage; regenerative option: it must be capable of regenerative operation; communication protocol: modbus (rtu/serial) or ethernet (tcp/ip); make of drives: fuji- electric/yasakawa/schneider/abb only; suitable dynamic breaking resistance unit of 60% wattage rating of drive, however the value of resistance is to be decided by manufacturer as per their technical manual for crane-ho

State Government

CTN :45244386

21 May, 2026 NA

Multi City - Kerala

Tender For notice inviting quotation for rate contract for the supply of inverters at various locations in kerala.

Central Government And Public Sector

CTN :45238978

29 May, 2026 NA

Mumbai - Maharashtra

Tender For providing of customized amc/cmc for pre-owned products - inverters and acvrs; m/s dubas; annual maintenance contract (amc); six-monthly; no

Central Government/Public Sector

CTN :45241160

22 May, 2026 NA

Kapurthala - Punjab

Tender For supply of double inlet centrifugal blower., as per drawing: edts331,rev-a,type-1, corr. 3,packing instruction: alternator,rru, erru &accessories, transformer,bulk inverters , battery, charger, self priming mono block pump, inverter, change over control box etc: suitably covered with biodegradable transparent polythene and packed in wooden cage: bottom frame to be made of wooden planks 20mm thick &should have support of at least 3 wooden battons of size 100x100mm of suitable length to facilitate lifting by fork lifter. each panel to be packed in wooden cage of suitable dimensions made out of wooden strips of 20x100mm size. gap between each strip should not be more then 100mm. the material used for product packaging shall be eco-friendly.a list should be pasted on each wooden cage showing order no, pl no, description of the item, drg. no/ spec. no ,qty, firm's name &address and date of despatch etc. note- 1) firms have option to provide qr code. for linkage of po, the cardboard box shall carry a qr code having details as listed below: a) name of the manufacturer b) purchaseorder number c) purchaseorder date d) uniqueserial number (or lot number for bulk items) of the manufacturer or e) dateof manufacture f) deliverychallan no. g) deliverychallan date 2.the qr code shall be as per iso/iec 18004 model2 and the data shall be available as xml using the tags detailed above. , quality plan: n.a. [ warranty period: 30 months after the date of delivery ][quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]

Central Government/Public Sector

CTN :45254795

10 Jun, 2026 NA

Ajmer - Rajasthan

Tender For supply and installation of modular power supply arrangement for vdu (42- 85) and embedded pc with input and output redundancy arrangement and hot pluggable modules having voltage & load current digital display on each module. each set consisting of:- 1. isolated inverters (master/slave with auto changeover)-2 nos. input: 110vdc, output: 110 vac, 500va (as per rdso tan no. sts/e/tan/3012 version 3.0 dated.03.11.22) 2. isolated dc-dc converters- 02 nos. connected in parallel with built in o-ring diode, active current sharing as per rdso/spn/165/2023 version 4.0 or latest (input: 110vdc, output:24 vdc/10a) 3. input (redundancy) o-ring diode module with two input sources and one output supply along with potential free contacts, alarm and acknowledgment switch. 4. 3u stainless steel rack with back panel mother board and front panel power connectors, power cord for vdu panel. make : gallant or similar [ warranty period: 30 months after the date of delivery ] ]

Central Government And Public Sector

CTN :45255394

09 Jun, 2026 NA

Bangalore - Karnataka

Tender For helical worm gearmotor for long conveyor b shop and stn-4 main outgoing chip conveyors machine chip conveyor to model no-sk 42125-100lp/4 tf of m/s nodes and loads or equivalent 1) acceptable make of gear box-nodes and loads,power build,new allen berry,shanthi gears, sew.2) acceptable make of motor-abb,bharath bijlee,nodes and loads,siemens,crompton greaves,sew ,technical specification: 1) power -2.2 kw, 2) input speed-1460 rpm ,3) output speed-19 rpm ,4) ratio-76.95 ,5) output torque- 894 nm, 6) voltage-230/400 v, 7) frequency-50hz ,8) efficiency class-ie3 ,9) enclosure-ip55, 10)type of housing-foot mount, 11) mounting position-m4(should be capable for horizontal and vertical mounting without any modification) ,12) output shaft-solid keyed shaft,13) output shaft diameter-60 x 120mm. 14) motor cooling -tefc 15) service factor-2.5. 16) the motor used shall be without any modification either on shaft/ flange.17) mounting hole to hole -180mm x 200 mm.18) mounting hole dia-22mm.19) warranty: 18 months from the date of supply or 12 months from the date of commissioning. 20) motor inverter speed range standard line powered - inverter capable(motor should be designed to work with vfd in the range 25hz to 65hz. 21) base weight-125 kg maximum. 22) the overall length shall not exceed 700 mm. 23)gear motor should be unicase(housing (casing) is made as a single, integral unit) type. special conditions 1)the offerer shall furnish technical specification catalogue/data sheet duly indicating dimensional details, torque value and motor details during tender participation and along with material supply.2) only authorized dealers or manufactures of above mentioned makes shall participate in tender.3) drawing of modelno- sk 42125-100lp/4 tf is attached for reference only. [ warranty period: 18 months after the date of delivery ] ]

Central Government/Public Sector

CTN :45241915

27 May, 2026 NA

Bikaner - Rajasthan

Tender For comprehensive annual maintenance contract of 25 kva inverters of siemens make in sgac coaches of nwr railway for a period of three years

Central Government/Public Sector

CTN :44994822

27 May, 2026 NA

Bikaner - Rajasthan

Tender For corrigendum : comprehensive annual maintenance contract of 25 kva inverters of siemens make in sgac coaches of nwr railway for a period of three years

Inverters Tenders

By Cities

By States

By Agencies

By Ownerships

By Sectors