Mechanical repairing of 02 No. 90KW and 3 nos 160KW, 415V, Conveyor and crusher roller motor 04 nos. Feeder breaker installed at Tarmi siding of SDOCM

Amount

Part A Mechanical repairing of 90KW, 120HP, 415V, 989RPM, conveyor motor of Black Diamond make feeder breaker no.04 Rly siding of SDOCM.

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

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

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 Both side terminal box and new making of its cover by iron sheet.

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

End cover housing repairing by Cl electrode welding and machining as 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

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

Part B Mechanical repairing of 90KW, 120HP, 440V, 989RPM, induction motor of ALSTOM make for ATLAS COPCO conver motor of Tarmi siding feeder breaker of SDOCM.

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 Both side shafd.

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

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.

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.

Part C Mechanical repairing of 160KW, 220HP, 440V, 1445RPM, induction motor of kirloskar make for Atlas copco crusher roller of Tarmi siding feeder breaker of SDOCM.

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 Both side terminal box and new making of its cover by iron sheet.

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 as 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

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

Part D Mechanical repairing of 160KW, 220HP, 415V, 1440RPM, induction motor of crusher drum motor IR make installed at Tarmi siding feeder breaker of SDOCM.

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

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

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.

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

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.

cost of coil molding charge.

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

Part E Mechanical repairing of 160KW, 220HP, 415V, 1440RPM, induction motor of Primary drum of Black Diamond make feeder breaker no.04 Rly siding of SDOCM.

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

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

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

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

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

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

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.

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

Supervision , incidental & overhead expenses

Total impact of GST for the purpose of CTC

M/S NATIONAL ELECTRICAL WORKS (BID ID -1112452)

M/S SHREE TIRUPATI TRADERS (BID ID -1112438)