Repairing, supply, maintenance and installation of motors, transformers, TSUs, Switches, VCBs, Starter, energy meters, relays and overhead line in Khottadih Colliery under Pandaveswar Area.

Amount

Repairing & Rewinding 45KW/60HP, 550v, 3ph 1475 RPM KE make motor Sl.No - 29303018-1, M-36 . (Inclusive of EPF/CMPF)

Cost of super copper enamel wire

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

Labour cost for insulation(15% of copper cost)

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

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

Repairing of bearing journal at rotor shaft.

Repairing of bearing housing both side by CI elctrode 3 Kg

Less Scrap Value

OH & Profit

Transportation charge (Up & Down)

Repairing & Rewinding 110 KW, 550v, 3ph 1482 RPM KE make motor Sl.No- 29304029/1 at Khottadih Colliery. (Inclusive of EPF/CMPF)

Cost of copper superanamel wire (SIZE- 18 No SWG)

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)

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

Miscellaneous cost (20% of copper cost)

Less Scrap Value

OH & Profit

Transportation charge (Up & Down)

Repairing & Rewinding 225 KW 3ph 1480 RPM Marathon make Induction Motor Sl.No- 3FF660792 at khottadih Colliery. (Inclusive of EPF/CMPF)

Cost of super copper enamel wire

Cost of H.T grade insulation materials i.e Univernished glass sleeving, glass mica tape, nomex , glass tape, glass clothe, PMP tape, cotton tape etc

Labour charge for making of new coils as per old coils

Labour charge for striping out the damaged copper conductor

Labour charge for winding the motor as per original shape & size

Miscellaneous cost i.e silphos brazing rod, silcon base glass wedges glass leads DA & Oxygen etc.

cost of making & re-meatallisation of worn out bearing journal of rotor shaft

cost of making & re-meatallisation of bearing housing as per bearing size

Cost of making rotor ring and its connections

Less Scrap Value

OH & Profit

Transportation charge (Up & Down)

Repairing & Rewinding of 315 kva ,6.6kv/550V Andrew Yule make Transwitch unit Sl. No. F2P/TS/005 T202 at Khottadih Colliery. (Inclusive of EPF/CMPF)

Dismantaning of core & winding from transformer tank

supply of new electrolyte grade 210/95 swg 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 wooden forma for formation of primary and secondary coils size 40/9 and 38/15 inch

supply of ELMO LUFT 1A - FD class varnish

supply of 234 SDS 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 charge of Transformer

Painting of inner side of transformer by red oxide anti corrosive red oxide (paint & 2coat of metallice paints (Gray )

Less old unused copper stripes burnt primary coil

OH & Profit

Transportation and handling charges

Repairing & Rewinding of 500KVA, 11KV/440V 3 phase, Electric Construction and Equipment Co. Ltd make Power Transformer at Khottadih Colliery. (Inclusive of EPF/CMPF)

Dismantling of core & winding from Transformer Tank after out of Transformer oil opening of top cover etc

Supply of new electrolyte grade copper conductor for primary coil

Cleaning & de-carbonizing of existing copper conductor by manila paper tape

Re-insulation of primary & secondry copper conductor by manila paper tape

Cost of insulating materials, varnish press ponde paper, oil duct, cotton tape, webbing tape etc.

Provinding neoprene gasket of top cover, inspection cover insulator etc.

Cost of brazing rupaton rod, oxygen, DA for brazing of all the primary and secondary conductor

Reformation of coil primary & secondary (18 Nos primary & 03 nos Secondary coils)

Fitting of core chanels , primary & secondary coils, & winding in to the Transformer tank.

De-hydration and and filtration of Tranformer oil

Testing of the transformer.

Less old unused copper stripes burnt primary coil

OH & Profit

EPF/PF

Transportation and handling charges

Repairing & Rewinding of 500KVA, 11KV/550V 3 phase Power Transformer at Khottadih Colliery. (Inclusive of EPF/CMPF)

Dismantling of core & winding from Transformer Tank after out of Transformer oil opening of top cover etc

Supply of new electrolyte grade copper conductor for primary coil

Cleaning & de-carbonizing of existing copper conductor by manila paper tape

Re-insulation of primary & secondry copper conductor by manila paper tape

Cost of insulating materials, varnish press ponde paper, oil duct, cotton tape, webbing tape etc.

Provinding neoprene gasket of top cover, inspection cover insulator etc.

Cost of brazing rupaton rod, oxygen, DA for brazing of all the primary and secondary conductor

Reformation of coil primary & secondary (18 Nos primary & 03 nos Secondary coils)

Fitting of core chanels , primary & secondary coils, & winding in to the Transformer tank.

De-hydration and and filtration of Tranformer oil

Testing of the transformer.

Less old unused copper stripes burnt primary coil

OH & Profit

EPF/PF

Transportation and handling charges

Repairing of 190KW,550v Sait Mine Line Dol Sl.No- F1-1332 stater at Khottadih Colliery. (Inclusive of EPF/CMPF)

Supply and fitting of Amps Meter2. 1/2 round (150/5)

Supply and fittingThermal over load relay

Supply and fitting of 150/5 CT(5VA)

Supply and fitting of 550 volt Earth leakage Relay

Supply and fitting of Eltieliment push & switch

Supply and fitting 12 volt indicator lamp

Supply and fitting Testing of P.T (550v to 8,12v)

Supply and fitting of H.R.C fuse

Supply and fitting of single phase priventor relay

Supply and drawing of copper wire for wiring

Supply and fitting of nuts and bolts

Labour Charge

OH & Profit

Installation of 6.6kv energy meter in FLP encloser with safety feature for Khottadih Colliery(Inclusive of EPF/CMPF)

Door mounting Energy metre(make: Schneider)

Current transformer (400/5) 10VA

Indication lamp

MCB 6Amps

Wiring terminal

Gras fuse base terminal

Terminal channel

3Phase Potential Transformer 6.6KV/110Volts

3mm Grass fibre sheet

Potential Transformer Base fitting channel Engel (5x3inchx3fit

Complete servicing of VCB along with fitting and testing of above supplied materials

Auxiliary wiring wire with lugs socket and Nat bolt insulated taps etc.

Painting charges

EPF/PF

OH & Profit

Repairing and maintenance of 6.6KV for SHCM , LHCM and 11KV over head line by changing of pole, bracket, stay set and conductor for under Khottadih colliery. (Inclusive of EPF/CMPF)

Dismantling of Pipe Pole

Erection of 08 mtr Long PCC Pole

Transportation of 08 mtr Long PCC pole from store to worksite

Supply & eraction stay set complete with necessary require materials

Supply, fabrication and erection of MS brackets made of MS angel

Supply, fabrication and erection of MS clamp made of MS flat pati

Supply and fitting of Polymer Disc insulator with required hardware

Supply and fitting of Polymer Pin insulator with required hardware

Supply of ACSR Dog Conductor

Supply and drawing of ACSR Rabbit Conductor

Supply and fitting of polymer gang operating switch 3 ph 3 post type 11kv grade 400 amp

Supply and fitting of heat shrink cable joint

Dismantling, shifting & installation of 500KVA Transformer

Supply and fitting of Nuts, bolts and washer of different size

OH & Profit

New Establishment of jelly Filled Earth Pit at 33 kV Substation. (Inclusive of EPF/CMPF)

Making of Jelly Filled Earth Pit

OH & Profit

Repairing of 440 volt over head line by replament of rail pole, changing of conductor and bracket at Chattisgonda nazrul manch under Khottadih Colliery. (Inclusive of EPF/CMPF)

Erection of 08 mtr Long PCC Pole

Transportation of 08 mtr Long PCC pole from store to worksite

Supply & eraction stay set complete with necessary require materials

Supply, fabrication and erection of MS brackets made of MS angel

Supply, fabrication and erection of MS clamp made of MS flat pati

Supply and fitting of shackel insulator with required hardware

Supply of ACSR Rabbit Conductor

Supply & fixing of different size nuts & bolts & washer

OH & Profit

Repairing and maintenance of 440v over head line by changing of pole, bracket, stay set and conductor at different places of Khottadih Colliery like CM line, Lal Building and Suk Bazar Colony. (Inclusive of EPF/CMPF)

Dismantling of Rail Pole

Erection of 08 mtr Long PCC Pole

Transportation of 08 mtr Long PCC pole from store to worksite

Supply & eraction stay set complete with necessary require materials

Supply, fabrication and erection of MS brackets made of MS angel

Supply, fabrication and erection of MS clamp made of MS flat pati

Supply and fitting of Shackel Insulator with required hardware

Supply of ACSR Conductor

Supply and fitting of different size nuts bolt and washer

OH & Profit

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

Transporting Charge both side

Repairing of 02 nos of 6.6KV Mine Line make FLP VCB of Khottadih Colliery. (Inclusive of EPF/CMPF)

Potentials Transformer 6.6KV/230-110 500VA

Numerical over Current relay

12KV Vacuum Interrupter

Incoming Terminal 6.6kv grid

Through Terminal 6.6KV grid

Outgoing Terminal 6.6KV grid

Inter connecting Terminal 6.6KV grid

Voltmeter 6.6/110

Ammeter 400/5Amps

Axially Switch 6NO/6NC

Element Switch

Fuse Insulator

Fuse Clip

P.T Fuse big size (make: Busman)

P.T Fuse Small size (Make: Busman)

Rotary switch Test/Run

L type 6way Terminal

Space Hater 100watt

Ply relay 8pin

Basbar Supporting Insulator

Limited Switch 1NO/1NC

MCB 6Amps 3phase

Grass fable sheets Separator

Limited Switch 2NO/2NC

Thermal over load relay 3Amps/7.5Amps

Current Transformer Lt side 200/5Amps

VCB Supporting Insulator

Complete servicing of VCB along with fitting and testing of above supplied materials

Painting charges

EPF/PF

OH & Profit

Supply and fitting of earth leakage relay in 6.6kv Andrew Yule make VCB of Khottadih Colliery. (Inclusive of EPF/CMPF)

SUPPLY AND FITTING OF BASE MOUNTED EARTH LEAKAGE RELAY (RNGE-1Amps-5Amps)WITH TIME DELAY AND AUXILIARY SUPPLY (0-110 Volts AC) (Make:NOVAGO)

OH & Profit

Supply and fitting of PT and energy meters in khottadih Colliery. (Inclusive of EPF/CMPF)

Supply and fitting of epoxy resin cast PT, 1PH, Ratio: 6.6KV/110-220v, 300VA

Supply and fitiing of epoxy resin cast PT, 1PH, Ratio: 6.6KV/0-110/0-12V, 750VA

Supply and fitting of fuse H.T. 6.6KV 2AMPS(Make :Anand Fuses)

Supply and fitting of 3ph, energy meter 60 Amp

Supply and fitting of 1 phase energy meter 60 amps

OH & Profit

Total impact of GST for the purpose of CTC

BABLU SINHA (BID ID -1125447)

NANDI ENTERPRISE (BID ID -1125444)