Repairing and rewinding of 150/5 A, 6.6 KV, 3 Ph Mine Line Make VCB, Andrew Yule make TSU, Crompton Parkinson make Transformer, Alsthom Make French Motor,12.5 HP, 550 V 3 Ph. 720 RPM Motor and Brown Bravery make Motor of Khottadih Colliery

Amount

Repairing of 100 Amp, 6.6kv, 3 ph Andrew Yule Make VCB Sl.No- KTD/VCB/015 at Khottadih Colliery . (Inclusive of EPF/CMPF)

Door Mounting Earth Leakage Relay

Indication

Supply of HT Bushing

Supply of HRC fuse for HT PT

Supply of current Tranformer (CTR+100/5)

Supply of Ammetre

Supply of voltmeter

Supply of incoming & outgoing jumper with socket

Supply of core Balace Transformer (CBT)

Supplyof vaccum relay of suitable range

Supply of vaccum contect holder

Repairing /rewinding of PT (3.3KV/110v)

Supply of connector (30 Amps. 12 way)

Supply of Shunt Trip Coil Assy

Supply of of pvc flexible copper wires of suitable grade

Supply of materials for cleaning & de-carbonizing

Supply of PVC adhesive tape, Non-adeshive tape, Mica Tape, HT tape etc

Supply of Paint & thinner and MS nut Bolt

Repairing and testing charges

OH & profit @ 10%

Transporting Charge both side

Repairing & rewinding of 12.5 HP, 550v, 3ph 720 RPM Motor sl.no- M-02 at Khottadih Colliery. (Inclusive of EPF/CMPF)

Cost of super copper enamel wire(material Cost)

Cost of insulation require against copper (25% of copper cost) (Material Cost)

Labour cost for insulation(20% of copper cost)

Cost of striping Motor damaged copper conductor (15% of copper cost)(Material Cost)

Cost of winding of motor (20% of copper cost)(labour Cost)

Miscellaneous cost (15% of cost of copper)(Material cost)

Less Scrap value

OH & Profit @ 10%

Transpotation charge (Up & Down)

Repairing & rewinding of 01 Nos. 4.5 HP, 415v, 3ph 1470 RPM Brown Breavery make Motor at Khottadih Colliery. (Inclusive of EPF/CMPF)

Cost of super copper enamel wire(material Cost)

Cost of insulation require against copper (25% of copper cost) (Material Cost)

Labour cost for insulation(15% of copper cost)

Cost of striping Motor damaged copper conductor (15% of copper cost)(Material Cost)

Cost of winding of motor (20% of copper cost)(labour Cost)

Miscellaneous cost (15% of cost of copper)(Material cost)

Less Scrap value

OH & Profit @ 10%

Transpotation charge (Up & Down)

Repairing & Rewinding 110 KW, 550v, 3ph 1475 RPM Kirloskar make motor Sl.No- 29303013-1, M-01/51 at Khottadih Colliery. (Inclusive of EPF/CMPF)

Cost of copper superanamel wire(material Cost)

Cost of insulation require against copper (25% of copper cost)

Labour cost for insulation(20% of copper cost)

Cost of striping Motor damaged copper conductor (15% of copper cost)(Material Cost)

Cost of winding of motor (20% of copper cost)(labour Cost)

Miscellaneous cost (15% of copper cost)(Material Cost)

Supply and fitting of N321 no Bearing(Material Cost)

Supply and fitting of N321 no Bearing(Labour Cost)

Supply and fitting of 6321 no Bearing(Material Cost)

Supply and fitting of 6321 no Bearing(Labour Cost)

less scrap value

OH & Profit @ 10%

Transportation charge (Up & Down)

Repairing & Rewinding of 750 kva ,3.3kv/550 v Andrew Yule Make Transwitch unit Sl.No- T-188 at Khottadih Colliery. (Inclusive of EPF/CMPF)

Dismantaning of core & winding from transformer tank

Supply of new electrolyte grade copper strips for primary coils

Cleaning of copper strips of secondry coils with removel of old insulation.

Re-insulation cost of primary & secondry coils with removal of old insulation.

Supply of f-class insulation materials such as glass fiber board face separatore, oil duct etc.

Re-formation of primary and secondry coils (borral type).

Supply of F-class varnish

Supply of thinner

Re-assembly of new coil with inter connetion with copper blazzing , backing /heating properly to improve IR value upto requires level.

Repairing of tap changer switch.

Testing charges of transformer

Less old unused copper stripes burnt primary coil

O.H. & profit @10%

Transportation & handling Charges.

Repairing & Rewinding of 200KVA, 3.3KV/550 V Transformer sl no -122B 117D at Khottadih Colliery. (Inclusive of EPF/CMPF)

Cost of transformer unit taken out from encloser(Labour cost)

Supply of copper conductor for primary side(Material cost)

Supply of copper conductor for Secondary side(Material cost)

Cost of stripping for primary & secondary(Labour Cost)

Cost of insulation of primary & secondary side(material Cost)

Cost of insulation of primary & secondary side(Labour Cost)

Cost of Wooden forma(material cost)

Cost of Wooden forma(Labour cost)

Reformation of primary & secondary coil

Cost of Varnish

Cost of thinner

Painting(inner & outer) both side-2 coat(material Cost)

Painting(inner & outer) both side-2 coat(Labour Cost)

Gaskit & Insulator

Re-assembling the new coil into transfromer heating to improve IR(Material cost)

Re-assembling the new coil into transfromer heating to improve IR(Labour Cost)

Filteration of transfromer oil 550 ltr(Labour Cost)

Less Scrap value

Profit @10%

Transporting Charges

Total impact of GST for the purpose of CTC

ENERGY ENGINEERING (BID ID -1194337)

D.P. ENTERPRISE (BID ID -1194360)