Fixing of rate contract for repairs/replacements to all the types of submersible Pumping units installed at different WSSs of Jal Shakti (PHE) Mechanical Rural Division, Srinagar

Amount

BOREWELL/TUBEWELL SUBMERSIBLE PUMPS Repairs to bore well submersible motor by way of decoupling of damaged 3-phase 2900 RPM submersible motor from the pump motor assembly at site. Shifting the decoupled motor from site to the workshop in a private load carrier arranged by the firm. At workshop, the motor is to be dismantled by way of opening all nuts, bolts, cover plates etc. And the damaged/burnt out windings extracted from all stator slots by special tools & tackles, skilled manpower. After extraction of the windings from the stator the same shall be rewound by using PVC insulated Cu-wire of proper gauge and specification and inserted back in the stator slots of the motor as per actual pitch and turns. The job includes insulation of the windings by proper insulating material, tape etc. And assembling back of rotor, stator, cover plates, all nuts and bolts of the motor. The repaired motor shall then be shifted back to site from workshop in a private load carrier to be arranged by the firm and at site the motor shall be recoupled with the pump. All power connections shall be reconnected with the motor. Note: The old copper scrap shall be retained by the firm & shall quote the rates with rebate on account of old copper scrap.

Retrieving for repairs and then Lowering back the repaired motor coupled with the pump into the bore well by refitting each of the column pipes one by one, tightening all the nuts and bolts & inserting the new RI cloth in between the flanges where ever required. After complete lowering the unit shall be tested on full load.

For Column pipes up to 100mm NB and upto 50 mtr depth

For depths exceeding 50 meters upto 100mtrs.

Extra over corresponding depth level for pipes>100mm ND.

Providing, inserting & fixing/tightening of new bronze bushes in the lower and upper manifolds (04 Nos) of the bore well submersible motor in place of damaged bushes by way of first extracting the old damaged bushes from the manifolds by means of tools and tackles, skilled technical manpower, making the inner surfaces of the manifolds smooth having high precision and accuracy by machining on lathe. The job shall include casting, fabrication, machining & finishing of the new bronze bushes, before being fixed into the manifolds. Note: The old scrap shall be retained by the firm & shall quote the rates with rebate on account of old scrap.

Providing and fitting of new Ratchet racer assembly complete to bore well submersible motor after extracting the old damaged ratchet racer assembly by suitable tools and tackles, skilled technical manpower etc.

OPEN WELL SUBMERSIBLE MOTORS Repairs to open well submersible motor by way of decoupling of damaged 3-phase open well submersible motor from the pump motor assembly at the site. Shifting the decoupled motor from site to the workshop in a private load carrier to be arranged by the firm. At workshop the motor shall be dismantled by way of opening all nuts, bolts, cover plates etc and the damaged/burnt out windings shall be extracted from all stator slots by special tools & tackles, skilled manpower. After extraction of the windings from the stator the same shall be rewound by using PVC insulated Cu-wire of proper gauge and specification and as per actual pitch and turns. The job includes insulation of the windings by proper insulating material, tape etc and assembling back of rotor, stator, cover plates, all nuts and bolts of the motor. The repaired motor shall be shifted back to site from workshop in a pvt. Load carrier to be arranged by the firm and at site the motor shall be recoupled with the pump. All power connections shall be reconnected with the motor and pump motor assembly shall be lowered back into the sump etc by refitting each of the column pipes one by one, tightening all the nuts and bolts & inserting the new RI cloth in between the flanges wherever required. After complete lowering the unit shall be tested on full load. Note: The old copper scrap shall be retained by the firm & shall quote the rates with rebate on account of old copper scrap.

Providing, inserting & fixing/tightening of new gun metal bushes in the lower and upper manifolds (04 Nos) )of the open well submersible motor in place of damaged bushes by way of first extracting the old damaged bushes from the manifolds by means of tools and tackles, skilled technical manpower, making the inner surfaces of the manifolds smooth having high precision and accuracy by machining on lathe. The job shall include casting, fabrication, machining & finishing of the new bronze bushes, before being fixed into the manifolds. Note: The old scrap shall be retained by the firm & shall quote the rates with rebate on account of old scrap.

Providing and fitting of new Ratchet racer assembly complete to open well submersible motor after extracting the old damaged ratchet racer assembly by suitable tools and tackles, skilled technical manpower etc.

Repairs to damaged or broken Rotor shaft by way tapping/internal threading, welding/remetalling, Stud bolts, machining etc.

Providing and fitting of new Mechanical seal after removing of old damaged seal and job shall include all labour, tool tackles and any other consumables etc.

Cost on account of old Scrap (dismantled windings)

Providing and filling of fresh suitable M oil.

Mechanical transport, loading, unloading, and handling of various items such as pumps, motors, pipes fitting etc. using appropriate means of transport as under:

Lead upto 1.0 km

Extra per kilometre for lead>1.0 kms upto 5.0 kms

Extra per kilometre for lead>5.0 kms upto 10.0 kms

Extra per kilometre for lead>10.0 kms upto 20.0 kms

Extra per kilometre for lead>20.0 kms upto 30.0 kms

Extra per kilometre for lead>30.0 kms upto 50.0 kms

Extra per kilometre for lead>50.0 kms upto 70.0 kms

Repairs to 3'' Submersible Pump Dismantling of the submersible pump at site, shifting to the workshop, repairing, shifting back to site. All the technical manpower, tools and tackles involved in the execution of the job for disassembling and assembling after repairs shall be arranged by the firm.. At site the pump shall be recoupled with the motor all power connections shall be reconnected with the pump and motor assembly shall be lowered back into the sump/Well by refitting each of the column pipes one by one, tightening all the nuts and bolts & inserting the new rubber washers/RI cloth in between the flanges where ever required. After complete lowering of the unit by the firm, the unit shall be tested on full load. Job includes repairing / fabrication and providing / replacement of following items. Note: 1) The old scrap shall be retained by the firm & shall quote the rates with rebate on account of old scrap. 2) The Charges on account of shifting of motor from site to workshop and back to site after repairs shall be paid separately.

Replacement of impeller

Bronze

Cast Steel / Stainless Steel.

Noryl

Replacement of Diffuser

Bronze

Cast Steel / Stainless Steel.

Noryl

Replacement of Pump Bowl Cast iron

Replacement of Pump Bowl Stainless Steel

Fabrication, providing and fitting of Pump Shaft

Replacement of cast iron non return valve

Replacement of Stainless-steel strainer (sleeves)

Replacement of cast iron threaded discharge outlet

Replacement of bowl stage bushes for fitment of impellers

Gun Metal

Bronze

Stainless Steel

Nitryl rubber

Fabrication, providing, fitting of MS nipples threaded on one side and flanged on other side with length 600mm as per site requirement (with thickness of pipe and Flange as per sample (“C” CLASS)

50 mm Dia

65 mm Dia

80 mm Dia

100 mm Dia

150 mm Dia.

Fabrication, providing and fitting of locking arrangement

Replacement of GM Wear ring (Machined/Finished) as per sample

Replacement of GM Neck ring (Machined/Finished) as per sample

Muff coupling (Machined/finished) out of SS-400 material as per sample

Fabrication and fitting of Coupling key/Cotter (Machined/Finished) as per sample

Repairs to 4'' Submersible Pump Dismantling of the submersible pump at site, shifting to the workshop, repairing, shifting back to site. All the technical manpower, tools and tackles involved in the execution of the job for disassembling and assembling after repairs shall be arranged by the firm. At site the pump shall be recoupled with the motor all power connections shall be reconnected with the pump and motor assembly shall be lowered back into the sump/Well by refitting each of the column pipes one by one, tightening all the nuts and bolts & inserting the new rubber washers/RI cloth in between the flanges where ever required. After complete lowering of the unit by the firm, the unit shall be tested on full load.The Job includes repairing / fabrication and providing / replacement of following items. Note: 1) The old scrap shall be retained by the firm & shall quote the rates with rebate on account of old scrap.Repairs to 4'' Submersible Pump Dismantling of the submersible pump at site, shifting to the workshop, repairing, shifting back to site. All the technical manpower, tools and tackles involved in the execution of the job for disassembling and assembling after repairs shall be arranged by the firm. At site the pump shall be recoupled with the motor all power connections shall be reconnected with the pump and motor assembly shall be lowered back into the sump/Well by refitting each of the column pipes one by one, tightening all the nuts and bolts & inserting the new rubber washers/RI cloth in between the flanges where ever required. After complete lowering of the unit by the firm, the unit shall be tested on full load.The Job includes repairing / fabrication and providing / replacement of following items. Note: 1The old scrap shall be retained by the firm & shall quote the rates with rebate on account of old scrap.

Replacement of impeller

Bronze

Cast Steel / Stainless Steel.

Noryl

Replacement of Diffuser

Bronze

Cast Steel / Stainless Steel.

Noryl

Replacement of Pump Bowl Cast iron

Replacement of Pump Bowl Stainless Steel

Fabrication, providing and fitting of Pump Shaft

Replacement of cast iron non return valve

Replacement of Stainless-steel strainer (sleeves)

Replacement of cast iron threaded discharge outlet

Replacement of bowl stage bushes for fitment of impellers

Gun Metal

Bronze

Stainless Steel

Nitryl rubber

Fabrication, providing, fitting of MS nipples threaded on one side and flanged on other side with length 600mm (with thickness of pipe and flange as per sample (CLASS ‘’C’’)

50 mm Dia

65 mm Dia

80 mm Dia

100 mm Dia

150 mm Dia.

Fabrication, providing and fitting of locking arrangement

Replacement of GM Wear ring (Machined/Finished) as per sample

Replacement of GM Neck ring (Machined/Finished) as per sample

Muff coupling (Machined/finished) out of SS-400 material as per sample

Fabrication and fitting of Coupling key/Cotter (Machined/Finished) as per sample

Repairs to 5'' Submersible Pump Dismantling of the submersible pump at site, shifting to the workshop, repairing, shifting back to site. All the technical manpower, tools and tackles involved in the execution of the job for disassembling and assembling after repairs shall be arranged by the firm. At site the pump shall be recoupled with the motor all power connections shall be reconnected with the pump and motor assembly shall be lowered back into the sump/Well by refitting each of the column pipes one by one, tightening all the nuts and bolts & inserting the new rubber washers/RI cloth in between the flanges where ever required. After complete lowering of the unit by the firm, the unit shall be tested on full load. Job includes repairing / fabrication and providing / replacement of following items. Note: The old scrap shall be retained by the firm & shall quote the rates with rebate on account of old scrap.

Replacement of impeller

Bronze

Cast Steel / Stainless Steel.

Noryl

Replacement of Diffuser

Bronze

Cast Steel / Stainless Steel.

Noryl

Replacement of Pump Bowl Cast iron

Replacement of Pump Bowl Stainless Steel

Fabrication, providing and fitting of Pump Shaft

Replacement of cast iron non return valve

Replacement of Stainless-steel strainer (sleeves)

Replacement of cast iron threaded discharge outlet

Replacement of bowl stage bushes for fitment of impellers

Gun Metal

Bronze

Stainless Steel

Nitryl rubber

Fabrication, providing, fitting of MS nipples threaded on one side and flanged on other side with length 600mm (with thickness of pipe and flange as per sample (Class‘’C’’)

50 mm Dia

65 mm Dia

80 mm Dia

100 mm Dia

150 mm Dia.

Fabrication, providing and fitting of locking arrangement

Replacement of GM Wear ring (Machined/Finished) as per sample

Replacement of GM Neck ring (Machined/Finished) as per sample

Muff coupling (Machined/finished) out of SS-400 material as per sample

Fabrication and fitting of Coupling key/Cotter (Machined/Finished) as per sample

Repairs to 6'' Submersible Pump. Dismantling of the submersible pump at site, shifting to the workshop, repairing, shifting back to site. All the technical manpower, tools and tackles involved in the execution of the job for disassembling and assembling after repairs shall be arranged by the firm. At site the pump shall be recoupled with the motor all power connections shall be reconnected with the pump and motor assembly shall be lowered back into the sump/Well by refitting each of the column pipes one by one, tightening all the nuts and bolts & inserting the new rubber washers/RI cloth in between the flanges where ever required. After complete lowering of the unit by the firm, the unit shall be tested on full load. Job includes repairing / fabrication and providing / replacement of following items. Note: The old scrap shall be retained by the firm & shall quote the rates with rebate on account of old scrap.

Replacement of impeller

Bronze

Cast Steel / Stainless Steel.

Noryl

Replacement of Diffuser

Bronze

Cast Steel / Stainless Steel.

Noryl

Replacement of Pump Bowl Cast iron

Replacement of Pump Bowl Stainless Steel

Fabrication, providing and fitting of Pump Shaft

Replacement of cast iron non return valve

Replacement of Stainless-steel strainer (sleeves)

Replacement of cast iron threaded discharge outlet

Replacement of bowl stage bushes for fitment of impellers

Gun Metal

Bronze

Stainless Steel

Nitryl rubber

Fabrication, providing, fitting of MS nipples threaded on one side and flanged on other side with length 600mm (with thickness of pipe and flange as per sample (C’’Class’’)

50 mm Dia

65 mm Dia

80 mm Dia

100 mm Dia

125 mm Dia

150 mm Dia

Fabrication, providing and fitting of locking arrangement

Replacement of GM Wear ring (Machined/Finished) as per sample

Replacement of GM Neck ring (Machined/Finished) as per sample

Muff coupling (Machined/finished) out of SS-400 material as per sample

Fabrication and fitting of Coupling key/Cotter (Machined/Finished) as per sample

Repairs to7'' Submersible Pump Dismantling of the submersible pump at site, shifting to the workshop, repairing, shifting back to site. All the technical manpower, tools and tackles involved in the execution of the job for disassembling and assembling after repairs shall be arranged by the firm. At site the pump shall be recoupled with the motor all power connections shall be reconnected with the pump and motor assembly shall be lowered back into the sump/Well by refitting each of the column pipes one by one, tightening all the nuts and bolts & inserting the new rubber washers/RI cloth in between the flanges where ever required. After complete lowering of the unit by the firm, the unit shall be tested on full load. Job includes repairing / fabrication and providing / replacement of following items. Note: The old scrap shall be retained by the firm & shall quote the rates with rebate on account of old scrap.

Replacement of impeller

Bronze

Cast Steel / Stainless Steel.

Noryl

Replacement of Diffuser

Bronze

Cast Steel / Stainless Steel.

Noryl

Replacement of Pump Bowl Cast iron

Replacement of Pump Bowl Stainless Steel

Fabrication, providing and fitting of Pump Shaft

Replacement of cast iron non return valve

Replacement of Stainless-steel strainer (sleeves)

Replacement of cast iron threaded discharge outlet

Replacement of bowl stage bushes for fitment of impellers

Gun Metal

Bronze

Stainless Steel

Nitryl rubber

Fabrication, providing, fitting of MS nipples threaded on one side and flanged on other side with length 600mm as per site requirement (with thickness of pipe and flange as per sample.

50 mm Dia

65 mm Dia

80 mm Dia

100 mm Dia

125 mm Dia

150 mm Dia

Fabrication, providing and fitting of locking arrangement

Replacement of GM Wear ring (Machined/Finished) as per sample

Replacement of GM Neck ring (Machined/Finished) as per sample

Muff coupling (Machined/finished) out of SS-400 material as per sample

Fabrication and fitting of Coupling key/Cotter (Machined/Finished) as per sample

Repairs to 8'' Submersible Pump Dismantling of the submersible pump at site, shifting to the workshop, repairing, shifting back to site. All the technical manpower, tools and tackles involved in the execution of the job for disassembling and assembling after repairs shall be arranged by the firm. At site the pump shall be recoupled with the motor all power connections shall be reconnected with the pump and motor assembly shall be lowered back into the sump/Well by refitting each of the column pipes one by one, tightening all the nuts and bolts & inserting the new rubber washers/RI cloth in between the flanges where ever required. After complete lowering of the unit by the firm, the unit shall be tested on full load. Job includes repairing / fabrication and providing / replacement of following items. Note: 1) The old scrap shall be retained by the firm & shall quote the rates with rebate on account of old scrap. 2) The Charges on account of shifting of motor from site to workshop and back to site after repairs shall be paid separately.

Replacement of impeller

Bronze

Cast Steel / Stainless Steel.

Noryl

Replacement of Diffuser

Bronze

Cast Steel / Stainless Steel.

Noryl

Replacement of Pump Bowl Cast iron

Replacement of Pump Bowl Stainless Steel

Fabrication, providing and fitting of Pump Shaft

Replacement of cast iron non return valve

Replacement of Stainless-steel strainer (sleeves)

Replacement of cast iron threaded discharge outlet

Replacement of bowl stage bushes for fitment of impellers

Gun Metal

Bronze

Stainless Steel

Nitryl rubber

Fabrication, providing, fitting of MS nipples threaded on one side and flanged on other side with length 600mm (with thickness of pipe and flange as per sample

50 mm Dia

65 mm Dia

80 mm Dia

100 mm Dia

125 mm Dia

150 mm Dia

Fabrication, providing and fitting of locking arrangement

Replacement of GM Wear ring (Machined/Finished) as per sample

Replacement of GM Neck ring (Machined/Finished) as per sample

Muff coupling (Machined/finished) out of SS-400 material as per sample

Fabrication and fitting of Coupling key/Cotter (Machined/Finished) as per sample

Providing, fitting and testing of submersible copper cables of below mentioned specifications including extraction of damaged ones, transportation, loading, unloading, fitting and successful testing on no and full load at site.

Providing and fitting of Rubber washers 5mm thick compatible for

65mm dia pipe flange

80mm dia pipe flange

100mm dia pipe flange

125mm dia pipe flange

150mm dia pipe flange

200mm dia pipe flange

250mm dia pipe flange

Providing and fitting of thrust bearings and ratchet racer plate for submersible pumping units

Thrust bearings for V3 type

Thrust bearings for V4 type

Thrust bearings for V6 type

Thrust bearings for V8 type

Ratchet racer plate for V3 type

Ratchet racer plate for V4 type

Ratchet racer plate for V6 type

Ratchet racer plate for V8 type

Providing and fitting of Oil seal (Silicon carbide) for oil cooled submersible pumps

80 mm Dia

100mm Dia

125mm Dia

150 mm Dia

175 mm Dia

200mm Dia

Providing and fitting of mild steel/G.I column pipes “C” class (3m in length)

50 mm Dia

65 mm Dia

80 mm Dia

100 mm Dia

Providing and fitting of mild steel/G.I column pipes “B” class (3m in length)

50 mm Dia

65 mm Dia

80 mm Dia

100 mm Dia

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