Water Resources Development Directorate Tender
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Water Resources Development Directorate - WRDD Tender
Machinery and Tools
Eprocure
Opening Date14 Feb 2025
Closing Date25 Feb 2025
Tender Amount₹ 3,36,658
Costs
EMD
₹ 7,500Document Cost
Refer DocumentsTender Fee
Refer Documents
Summary
Re Winding And Repairing Of 20 Hp Submersible Motor And Pump Set Of Different Make Under Chinsurah Sd
Description
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Contact
Tender Id
2025_WRDD_815109_3Tender No
WRDD/ EE(AI)HGY / eNIT 32 /2024-25Tender Authority
Water Resources Development Directorate ViewPurchaser Address
-Website
http://http://wbwridd.gov.in/
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Documents
BOQ Items
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Rewinding of different H.P 3 phase 410-440 volts,50 Hz, 2/4 poles submersible motor of different make with PVC insulated copper winding wire (1mm to 2mm nom. dia.) as per IS 8783, 1995, part 4 Sec 1 (FINOLEX/INCABE make to be approved before use) as provided by the motor manufacturer including supplying fitting and fixing fire proof fibre chips on slots for keeping winding wires in position, taped by using water proof tape of 660 volts grade with main cable and fitted with water tight compound by using steel grip tape and vulcanised rubber tape by heating, changing thrust plate, ball retainer and ball including supplying fitting, fixing rings circlips for thrust plate, water seal ring, diaphragm, bush bearing etc. complete as per direction of E.I.C. 17.5 H.P. / 19.25 H.P. / 20 H.P. 3 Phase, 410-440 vo;ts, 50 Hz, 2 ole 26 amps 30 amps submerssible motor.
(i) Supply of PVC insulated copper winding wire conforming IS 8783, 1995, part 4/ Sec 1, Length of copper winding wire - max. 450 mts.
i-a) 1.7 mm nom. Dia for 20 H.P
2250
3463
77917.5
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(ii) Labour charge for rewinding, water proofing ,fitting and fixing fire proof fibre chips on slots for keeping winding wires in position, taped by using water proof tape of 660 volts grade with main cable and fitted with tight compound by using steel grip tape and vulcanised rubber tape by heating as per direction of E.I.C.
8
2341
18728
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(a) Repairing of damaged motor shaft by metaling with electric welding and turning properly to house in the bearing space and coupling side teeth and also rectifying the dynamic balance of the rotor to its original alignment to avoid any vibration all complete as per direction of the E.I.C.
8
350
2800
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(b) Supplying , fitting and fixing the winding protector on both sides (Top and Bottom)
8
85
680
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(c) Supplying, fitting and fixing the bush bearing for motor in place of damaged as per approval and direction of the Engineer-in-charge. i) Top for Motor.
8
850
6800
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ii) Bottom for Motor
8
850
6800
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(d) Supplying, fitting and fixing drain plug made from brass metal with gasket and washer (one for drain plug one for water filling plug and one for verting plug)
8
145
1160
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(e) Supplying, fitting and fixing stud bolt with nuts for top and bottom cover
48
125
6000
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(f) Supplying, fitting and fixing stud bolt with nuts and washer for upper flange as per sample
48
40
1920
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(g) Supplying, fitting and fixing thrust bearing retainer as per sample
8
146
1168
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(h) Jointing water proof cable with the leads of the motor including soldering with requisite water proof insulation and proper jointing compound/Valcanized rubber tape so that prope water proof insulation is assured.
16
150
2400
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(i) Supplying, fitting and fixing S.S. slip of rotor shaft including removing out of the old one as per direction of the E.I.C.
8
470
3760
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(j) Supplying, fitting and fixing feroasbestos lining on the thrust plate as per direction of the E.I.C
8
260
2080
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(k) Supplying fitting and fixing axial thrust plate of motor shaft including supplying of key etc. all complete as per direction of Engineer-in-charge. i) 12.5 H. P. to 20 H. P.
8
672
5376
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(I) Supplying, fitting and fixing pivot segment steel balls on the thrust bearing housing as per direction of the E.I.C. ( 6 nos. in one set with rubber guarder/Circlip etc.). ii) 17.5 H.P. to 20 H.P.
8
65
520
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(m) Supplying, fitting and fixing of (thrust bearing segment) Pivot segments (Set of 6) made from phosphorus bronze as per sample and as per direction of E.I.C.ii) 17.5 H.P. and above
8
2489
19912
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(n) Supplying, fitting and fixing the self aligning thrust plate of the motor shaft including supplying of key etc. all complete as per direction of E.I.C.
8
280
2240
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(o) Re-assembling the submersible motor after completion of rewinding and repainting and allied work with the repaid spares parts or new spares where necessary (to be supplied departmentally on requisition) including checking of all accessories and supplying necessary screws nuts and fitting fixing the whole thing properly as per direction the E.I.C.
8
780
6240
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Painting two coats of both inner & outer portion with best quality synthetic enamel paint (to be approved before use) including smoothing surface by sand paper for removing old paint as per direction of E.I.C. (a) Motor
8
300
2400
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Labour charge for checking up the dynamic balance of the motor shaft for original allignment as per direcion of Engineer-in-Charge.
8
1041
8328
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(a) Dismantling Submersible pump/Bowl assembly suitable for a capacity of 30/150/200 Cum per hour capacity against a total head of 15 mtrs to 30 mtrs of different make and segregating all spares fitted with the pump including washing and cleaning the same thoroughly for verification of servicable and unservicable spares as per direction of the Engineer-in-Charge.
8
103
829.76
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(a) Repairing of stage bowl and other spares when necessary by welding, turning and rethreading including supplying and fitting, fixing new studs nuts, washers, impeller key, coupling key with lock nut complete as per direction of Engineer-in-Charge
8
343
2745.84
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(b) Repairing impeller by metallic gas/electric welding with gunmetal stick & turning, fitting, fixing in proper position as per direction of Engineer-in-Charge
24
449
10794.96
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(c) Supplying, fitting and fixing stainless steel shaft as per sample and approval of the Engineer-in-Charge
8
884
7075.92
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(d) Supplying, fitting and fixing G.M. sleeve to be fitted in the blowl bush/body bush suitable for specified R.P.M.
24
330
7920.72
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(e) Supplying, fitting and fixing the body (Bowl) Bush (Suitable for specified R.P.M. of pump (Motor set) as per direction of the Engineer-in-Charge. (two nos.)
8
441
3530.4
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(f) Supplying, fitting and fixing stainless steel pump coupling as per sample.
8
491
3930.24
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(g) Supplying, fitting and fixing steel sleeves with 2 Nos. S. S. Nut as per site and sample (two nos.)
16
235
3771.84
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(h) Supplying, fitting and fixing ceramic filter with circlip and rubber guarder (original of a particular make of pump)
8
216
1735.04
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(i) Supplying, fitting and fixing Impeller seal ring made of phosphorous
24
323
7762.32
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(j) Supplying, fitting and fixing sand guard made of Gun Metal as per direction of the Engineer-in-Charge
8
392
3138.16
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(k) Charges for repairing continuity test, insulation test by Megger no load gtest as per directioin of Erngineer-in-Charge
8
321
2572.4
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(a) Painting 2 (two) coats of both inner and outer portion of submerssible pump with best quality synthetic enamel paint of approved make and brand including smoothening surface by sand papering after removal of old paint as per direction of Engineer-in-Charge.
8
239
1912
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(a) Labour charges for re-assembling the submerssible pump after completion of repairing spare etc. and allied works with repaired spares or new spares when necessary to be supplied departmentally which are not provided in schedule including screws, nuts, lubricating materials etc. as required as per direction of Engineer-in-Charge.
8
439
3515.28
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GST @ 18% over Item No. 1.01 to 1.37
282478.38
-
50846.11
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GST @ 1% over Item No. 1.01 to 1.37 including GST
333324.49
-
3333.24
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