Mechanical repair of 4 nos. induction motors installed at Railway Siding of AADOCM, Dhori Area

Amount

Part A: 90 kW/120 hp, 415 V, 1485 RPM, ABB make (Do not fill rate for this item or fill '0')

Old and damage both side bearing housing opening by puller and gas heating /cutting after opening of bearing new bearing fitting /setting

Rotor shaft bearing housing repairing by electrode welding on bearing fitting place or sleeve making as per bearing size.

Gas heating and cutting grinding etc. Work of both end connection points, strip bars for old damage bar dismantling from rotor.

After repairing and changing of strips bars complete new breezing of both end points by gas heading, silver rod breezing and copper bars shape making of rotor strips bar after this bars fixing in same slots.

Complete motor coil cleaning after cleaning its varnishing/heating, tapping etc.

Complete motor set dismantling, After repairing work its complete assembling/commissioning with testing checking charge.

Supervision, incidental & overhead expenses

Part B: 160 kW, 415 V, 1485 RPM, Kirloskar make (Do not fill rate for this item or fill '0')

M.S. sheet cooling fan cover new making & fabrication as per sample and size by M.S Sheet cutting, required bending, framing all joints full welding, side covering cooling net making, fixing welding, hole center making for tightening.

Repairing and setting of terminal box and new making of its cover by iron sheet.

Old and damage both side bearing housing opening by puller and gas heating /cutting after opening of bearing new bearing fitting /setting

Cost of coil molding charge

Complete motor set dismantling, After repairing work its complete assembling/commissioning with testing checking charge.

Complete motor coil cleaning after cleaning its varnishing/heating, tapping etc.

End cover housing repairing by Cl electrode welding and machining and per bearing size.

Supervision, incidental & overhead expenses

Part C: 90 kW/120 hp, 415 V, 1485 RPM, Kirloskar make for secondary crusher (Do not fill rate for this item or fill '0')

Cooling fan new making as per sample with casting, machining, drilling tapping, new hub making & tightening with key ways cutting, alignment & balancing on lathe machine with material.

End cover housing repairing by Cl electrode welding and machining and per bearing size.

Cost of coil molding charge

Rotor and rotor shaft alignment checking on lathe machine and rectification & its alignment setting by cut machining and polishing by stone file & complete balance checking

Complete motor coil cleaning after cleaning its varnishing/heating, tapping etc.

Complete motor set dismantling, After repairing work its complete assembling/commissioning with testing checking charge.

Supervision, incidental & overhead expenses

Part D: 90 kW/120 hp, 415 V, 1485 RPM, Kirloskar for conveyor chain (Do not fill rate for this item or fill '0')

End cover housing repairing by Cl electrode welding and machining and per bearing size.

Rotor and rotor shaft alignment checking on lathe machine and rectification & its alignment setting by cut machining and polishing by stone file & complete balance checking

Gas heating and cutting grinding etc. work of both end connection points, strip bars for old damage bar dismantling from rotor.

After repairing and changing of strips bars complete new breezing of both end points by gas heating, silver rod breezing and copper bars shape making of rotor strips bar after this bars fixing in same slots.

Cooling fan new making as per sample with casting, machining, drilling tapping, new hub making & tightening with key ways cutting, alignment & balancing on lathe machine with material.

Complete motor set dismantling, after repairing work its complete assembling/commissioning with testing checking charge.

Complete motor coil cleaning after cleaning its varnishing/heating, tapping etc.

Supervision, incidental & overhead expenses

Total impact of GST for the purpose of CTC

M/S NATIONAL ELECTRICAL WORKS

M/S SHREE TIRUPATI TRADERS