Tender For Repairing & Rewinding Of 20 Hp (10 Nos.) 2800/2900/3000 Rpm 3Phase 23/41 380/400/440 Volts 50 Cycle A.C Supply Submersible Burnt Motor Pump Set Of Different Make Under Memari (A-I) Sub-Division Under Burdwan (A-I) Division.
Tender Overview
Project Description
Tender for Repairing & Rewinding Of 20 Hp (10 Nos.) 2800/2900/3000 Rpm 3Phase 23/41 380/400/440 Volts 50 Cycle A.C Supply Submersible Burnt Motor Pump Set Of Different Make Under Memari (A-I) Sub-Division Under Burdwan (A-I) Division.
BOQ
| Sl. No. | Item Description |
| 1 | Dismantling of different H.P. 2800 /2900 /3000 RPM submersiblemotors,removing old burnt out coil from slots carefully, segregatingall the parts, washing and cleaning the same thoroughly for verification of serviceable and unserviceableparts as per direction of the E.I.C.. 17.5 H.P / 19.25 H.P / 20HPSubmersibleMotor |
| 2 | (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. |
| 3 | ( b) Supplying, fitting and fixing the winding protector on both sides (Top and Bottom) |
| 4 | (c) Supplying, fitting and fixing the bush bearing for motor in place of damaged as per approval and direction of the Engineer-in-charge. b.17.50 HP Submersible motor i. Top for Motor. |
| 5 | Bottom for Motor |
| 6 | (g) Supplying, fitting and fixing thrust bearing retainer as per sample |
| 7 | (e) Supplying, fitting and fixing stud bolt with nuts for top and bottom cover |
| 8 | (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.)iii) 17.50 HP to 20 HP. |
| 9 | (h) Joining water proof cable with the leads of the motor including soldering with requisite water proof insulation and proper joining compoundNulcanized rubber tape so that proper water proof insulation is assured. |
| 10 | (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 12.5 HP to 20 HP |
| 11 | (j)Supplying, fitting and fixing feroasbestos lining on the thrust plate as per direction of the E.I.C |
| 12 | 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 |
| 13 | 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 |
| 14 | Re·assembling the submersible motor after completion of rewinding and repainting and allied work with the repaired 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. |
| 15 | Labour charge for checking up the dynamic balance of the motor shaft for original allignment as per direcion of Engineer-in Charge |
| 16 | Rewinding of different H.P 3 phase, 410-440 volts, 50 Hz, 2 1 4 poles submersible motor of different make with PVC insulated copper winding wire (lmm to 2mm nom. dia.) as per IS 8783, 1995,part 4 Sec1 (FINOLEXIINCASEmake 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,LCi (c) 17.5 H.P/19.25 H.P/ 20 HP3 Phase,410-440 volts, 50 Hz, 2 pole, 26 amps 30 amps submersible Motor(i) Supply of PVCinsulated copper winding wire conforming IS8783, 1995, part 4/ Sec 1. length of copper winding wire - max, 450 mts 1.6 mm nom. Dia.Note:Deduction towards dismantled burnt enamelled copper wire from induction motor on the basis of actual measurement to be retained by the agency. (Note: In case of PVC insulated copper wire to arrive at net burnt weight 10% deduction will be made) @ Rs.351=00/kg |
| 17 | (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. |
| 18 | (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. |
| 19 | (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 |
| 20 | (g) Supplying, fitting and fixing steel sleeves with 2 Nos. S. S. Nut as per site and sample (two nos.) |
| 21 | (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.) |
| 22 | (i) Supplying, fitting and fixing Impeller seal ring made of phosphorous |
| 23 | (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 a) motor |
| 24 | b) pump |
| 25 | (k) Charges for repairing continuity test, insulation test by Megger no load test as per directioin of Erngineer-in-Charge |
| 26 | (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, |
| 27 | carriage of motor from store to workshop and back to store after repair. This item is only applicable when written permission is available from E.I.C. where there is no facility for such work in the sub- division. |
| 28 | Add GST @ 18% |
| 29 | Add cess @ 1% Please Enable Macros to View BoQ information |
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