Inverter Spares Tenders

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Central Government And Public Sector

CTN :44901429

05 May, 2026 NA

Bangalore - Karnataka

Tender For corrigendum : supply of helical inline gear motor to the model no. sk 973.1 - 112mp/4 tf for axle pusher chain conveyor of make m/s nord or substantially equivalent with following features: input speed(rpm): 1440; output speed(rpm): 21; gear ratio: 68.5; power (kw): 4; service factor: 1.8; output torque: 1817 nm; overhung load: 25 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): 60x120mm; 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; height of output shaft center frombottom of base plate: 225 mm; mounting base plate details: minimum plate thickness: 50 mm; 04 holes of 22 mm dia each with square pattern; distance between holes along the shaft: 310 mm; distance between holes perpendicular to shaft: 250 mm; 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 rolling element type of make skf/ntn/timken/fag only. special conditions: above specified materials are the minimum required standard to be considered while designing the gear motor. [ warranty period: 18 months after the date of delivery ]

CTN :44901001

22 Apr, 2026 NA

Kharagpur - West Bengal

Tender For supply of split air-conditioner of bee 5-star rating, suitable for cooling capacity for the whole range of 5201 to 6860w (2 ton) with the function of cooling only, with rotary compressor, inverter (variable speed) type, suitable for 230v ac, 50 hz system, with 100% copper coil, eco friendly refrigerant, anti-freeze thermostat, with thermal protection for blower motor & condenser motor. conforming to bis specification no. is:1391 (part-2) 2023. bee 5-star rating must comply to ministry of power notification no. s.o. 3897(e) dated 29th october 2019 for table 3.2(f) with minimum indian seasonal energy efficiency ratio of 5.0 (applicability date extended by notifications no. s.o. 4485(e) dated 10th december, 2020 and no. s.o. 4634(e) dated 10th november, 2021). complying to ministry of power notification no. s.o. 2528(e) dated 8th august 2017 for other requirements. refrigerant copper pipes (suction & return) of minimum 4-meter length each, nitrile rubber tube with density 55 kg/cubic meter or more, fire performance class 1, rate of burning class v-0, water vapour diffusion resistance factor more than 12000, service temperature 10 to 105-degree c, surface flame spread class 1 & thickness of minimum inch, relevant test certificates to be submitted. nitrile rubber tube shall be with suitable inner diameter to suit & to wrap the complete length of refrigerant copper pipe and aluminium foil lamination of 0.2 mm thick to cover entire length of the copper refrigerant pipes, outdoor unit stand and spare pcb circuit will be supplied along with each air-conditioner. any indian is make - blue star ,lloyd, godrej ,carrier ,daikin voltas etc. detailed specifications attached as annexure-a. [ warranty period: 12 months after the date of delivery ]

Central Government / Public Sector

CTN :44588001

14 Apr, 2026 NA

Hyderabad-T - Telangana

Tender For portable inverter type single phase welding machine as per the following specification :-(1)type of welding machine : portable inverter type single phase welding machine (2) input voltage frequency: 50hz (3)output current range: 20-220 amp. (4) type of cooling : air cooled (5) provision of main fuse protection: yes (6) length of earth cable: 10 metres (7) length of welding holder cable: 10 metres (8) input power capacity: 6-8 kva (9) efficiency in percentage: 80-95 (10) power factor: 0.91-1 (11)primary power supply: 220-240v ac , 50hz. (12) primary continuous current in amp.: 10 amp-20 amp (13) driver adjustment range: 0-65

Central Government / Public Sector

CTN :44536439

08 Apr, 2026 NA

Hyderabad-T - Telangana

Tender For corrigendum : portable inverter type single phase welding machine as per the following specification :-(1) type of welding machine : portable inverter type single phase welding machine (2) input voltage frequency: 50hz (3) output current range: 20-220 amp. (4) type of cooling : air cooled (5) provision of main fuse protection: yes (6) length of earth cable: 10 metres (7) length of welding holder cable: 10 metres (8) input power capacity: 6-8 kva (9) efficiency in percentage: 80-95 (10) power factor: 0.91-1 (11)primary power supply: 220-240v ac , 50hz. (12) primary continuous current in amp.: 10 amp-20 amp (13) driver adjustment range: 0-65.

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