Repairing and rewinding of 02 nos. 12.5 KW Intake fan motor, 02 nos. 9.8 KW rear exhaust fan, 01 no 5.5KW floor exhaust fan motor and 02 nos. 3.6KW front exhaust fan motor of both 24/96 Krishna and Balram Dragline working at Nigahi Project.

Amount

Scope of Work: 1) Dismantling of motor. 2) Removing of burnt coil from slot portion. 3) Cleaning of slot portion of stator and varnishing . 4) Rewinding of coils with H Class super enameld copper wire. 5) Fitting of coil in proper slots portion with nomex paper. 6) Fixing of coil with the help of cotton tape, glass tape, soldering materials, wedge, lead, sleeve. 7) Repairing of bearing seats of housing and rotor shaft. 8) Assembling and final testing.

Repairing/ rewinding of 02 No. Intake fan Motor 12.5 KW/18HP , 440V 3Phase AC, Sl No. 578197/02 :

Cost of Super Enameled copper wire SWG 21 for rewinding ( 12.5 Kg each Motor ) Total 02 Nos. Motor

Cost of Nomex paper 3mill ( 1.25 Kg each Motor ) Total 02 Nos. Motor

Cost of Soldering material, glass tape, cotton sleeve, cotton tape etc.for repairing / rewinding work (02 nos. Motor repair)

Cost of Insulating varnish ( 2Ltr each Motor ) Total 02 Nos. Motor

Cost/charges for repairing of bearing housing DE & NDE of each motor(labour consisting of Skilled Fitter , Welder and semi skilled Helper manpower) including labour charges , contractor profit , etc. Total 02 Nos. Motor

Cost/charges for removal of burnt coil, cleaning of slot and rewinding of each motor (labour consisting of Skilled winder and semi skilled Helper manpower) including labour charges , contractor profit , etc.. Total 02 Nos. Motor

Charges of Heating ( 20 Hr each Motor ) Total 02 Nos. Motor

Charges for Machining of rotor shaft ( 8 Hr each Motor ) Total 02 Nos. Motor

less of scrap copper wire cost ( 12.5 kg each Motor ) Total 02 Nos. Motor

Repairing/ rewinding of 02 No. Rear exhaust fan Motor, 9.8 KW/14 HP, AC 440V, 3phase, Sl No. NA :

Cost of Super Enameled copper wire SWG 21 for rewinding ( 9.8 Kg each Motor ) Total 02 Nos. Motor

Cost of Nomex paper 3mill (0.98 Kg each Motor ) Total 02 Nos. Motor

Cost of Soldering material, glass tape, cotton sleeve, cotton tape etc.for repairing / rewinding work (02 nos. Motor repair)

Cost of Insulating varnish ( 2Ltr each Motor ) Total 02 Nos. Motor

Cost/charges for repairing of bearing housing DE & NDE of each motor (labour consisting of Skilled Fitter , Welder and semi skilled Helper manpower) including labour charges , contractor profit , etc.. Total 02 Nos. Motor

Cost/ charges for removal of burnt coil, cleaning of slot and rewinding (labour consisting of Skilled winder and semi skilled Helper manpower) including labour charges , contractor profit , etc.. Total 02 Nos. Motor

Charges of Heating ( 20 Hr each Motor ) Total 02 Nos. Motor

Charges for Machining of rotor shaft ( 6 Hr each Motor ) Total 02 Nos. Motor

less of scrap copper wire cost ( 9.8 kg each Motor ) Total 02 Nos. Motor

Repairing / rewinding of 01 Nos. Floor Exhaust Fan Motor, 5.5 KW / 7.4 HP, AC 440V, 3Phase , Sl No. PT/44755/2832DJ :

Cost of Super Enameled copper wire SWG 21, for 5.5 Kg. each Floor Exhaust Fan Motor (01 nos. Motor repair)

Cost of Nomex paper 3mill for 0.55 Ltr. each Floor Exhaust Fan Motor (01 nos. Motor repair)

Cost of Soldering material, glass tape, cotton sleeve, cotton tape etc.for repairing / rewinding work (01 nos. Motor repair)

Cost of insulating varnish for 1 Ltr. each Floor Exhaust Fan Motor (01 nos. Motor repair)

Cost/charges for repairing of bearing housing DE & NDE of each motor (labour consisting of Skilled Fitter , Welder and semi skilled Helper manpower) including labour charges , contractor profit , etc.. Total 01 Nos. Motor

Cost/charges for removal of burnt coil, cleaning of slot and rewinding (labour consisting of Skilled winder and semi skilled Helper manpower) including labour charges , contractor profit , etc.. Total 01 Nos. Motor

Charges of Heating for 20 Hrs. each Floor Exhaust Fan Motor. (01 nos. Motor repair)

Machining Charges of rotor shaft.for 5 Hrs. each motor

less of scrap copper wire cost for 5.500Kg. each Floor Exhaust Fan Motor (01 nos. Motor repair)

Repairing/ rewinding 02 No. 3.6 KW Front Exhaust Motor, AC, 440V 3Phase Sl No. 1732J1

Cost of Super Enameled copper wire SWG 21 for rewinding ( 3.6 Kg each Motor ) Total 02 Nos. Motor

Cost of Nomex paper 3mill (0.36 Kg each Motor ) Total 02 Nos. Motor

Cost of Soldering material, glass tape, cotton sleeve, cotton tape etc. (02 nos. Motor repair)

Cost of Insulating varnish ( 0.5Ltr each Motor ) Total 02 Nos. Motor

Cost/charges for repairing of bearing housing DE & NDE of each motor (labour consisting of Skilled Fitter , Welder and semi skilled Helper manpower ) including labour charges , contractor profit , etc.. Total 02 Nos. Motor

Cost/charges for removal of burnt coil cleaning of slot and rewinding (labour consisting of Skilled winder and semi skilled Helper manpower)including labour charges , contractor profit , etc.. Total 02 Nos. Motor

Charges of Heating ( 20 Hr each Motor ) Total 02 Nos. Motor

Charges for Machining of rotor shaft ( 5 Hr each Motor ) Total 02 Nos. Motor

less of scrap copper wire cost ( 3.6 kg each Motor ) Total 02 Nos. Motor

Total impact of GST for the purpose of CTC

M/S. SAURABH ENGINEERING WORKS (BID ID -1129480)

M/S. BABU ENGINEERING WORKS (BID ID -1125782)

M/S P R ENTERPRISES (BID ID -1125715)

M/s A.P. ENTERPRISES (BID ID -1128737)