Tender For Replacement Of Damaged Carbon Brush, Holders, Slip-Rings, Bearings With Other Allied Electrical Works Of Motor Of Pump Unit No-1 At Beerpara Old Dps Under Mdps.
Tender Value
Ref. Documents
Estimated cost
Bid Submission
02 Nov 2026
9 days left
EMD
9450
Bank guarantee accepted
Document Fee
Ref. Documents
Non-refundable
Tender Type
Online
Tender Overview
Organization
Tender ID
Competition Type
NCB
Bidding Type
Tender
Location / State
Kolkata → West Bengal
EMD Exemption
Not Available
Quantity
Not Available
Website
Contact Person
Address
Project Description
Tender for Replacement Of Damaged Carbon Brush, Holders, Slip-Rings, Bearings With Other Allied Electrical Works Of Motor Of Pump Unit No-1 At Beerpara Old Dps Under Mdps.
BOQ
| Sl. No. | Item Description |
| 1 | TOTAL |
| 2 | Thorough dismantling of motor which involves disconnection of LT cables from motor terminals, space heater terminals etc decoupling the motor from pump, seperation of bush/ roller bearings from both the DE and NDE displacement of motor from sole plate, seperation or rotor from stator after necessary measurment and demarcation and placing at the working floor by using the departmantal overhead crnes etc. complete carefully as per direction of EIC. Properly cleaning of dust and dirt by compressed air and brush from winding of stator & rotor and subsequint heating and cleaning by CTC detergent of rotor. Other components should be thoroughly cleaned and checked |
| 3 | Checking , testing & inspection of the motor with the proper instrument & accessorries for finding the fault in presence of EIC |
| 4 | Entire core & winding assembly to be cleaned washed & dressed by proper way using CTC detergent. A light coat varnish to be applied on the rotor core after complete dressing and proper baking. & Thorough cleaning the panel including bus-bar and other accessories by the petrol / CTC etc, in usual method and tightning all nuts & bolts , re-insulation the bus-bar in proper way and as per direction of EIC. Entire rotor core & winding assembly to be baked and varnished by using Dr. Beck's makes varnish. Thereafter, final coating of varnish to be applied for anti-coated moisture protecting tropical paint (Dr. Beck's paint). |
| 5 | Trueness and ecccentricity checking of the Rotor assembly and dynamic balance of the complete assembly at rated speed by adding or removing the unbalanced mass at a reputed work shop & complete in all respect with proper care & causion as per direction of EIC. |
| 6 | Complete dismantling the slip-ring unit including carbon holder, carbon, slip-ring holder attachment as per direction of E-I-C. Supply of carbon brush holder for 415 V slipring induction motor. (set) |
| 7 | Supply , fitting & fixing of carbon brush with pig tail (grade M16E) as per required size & shape of existing for the 415 V rated motor and complete in all respect as per direction of EIC. |
| 8 | Damaged of slipring & 2 nos slipring leads including 2 nos studs are to be replaced with new ones and insulated properly. Finishing the end of 2 nos flexible copper cable(50 sqmm) by crimping method including supply & fixing dowels solder less copper sockets, tapes, jointing materials (1 SET) |
| 9 | Damage stator lead are to be replaced with new leads and insulation to be done properly including supplying & fixing of copper socket of existing specification& After completion, laminated wedges to be inserted in the slot portion. Overhang to be properly braced. |
| 10 | DE & NDE bearing housing to be metalised by usual method & finishing the surface by grinding to fit bearing porperly. |
| 11 | Supply & fitting fixing of new bearings at DE side after proper greasing .( SKF NU318EM1) |
| 12 | Supply & fitting fixing of new bearings at NDE side after proper greasing .( SKF 6314) |
| 13 | Supply & fitting of 1 no dust cap of the motor end. |
| 14 | To & from transportation of motor from work site to the repairer / servicer work shop and vice-versa including loading and unloading with proper care & as per direction of EIC. |
| 15 | Assembling the 415 V rated Motor and placing the assembled motor on the sole plate, tightening the foundation bolts, fixing the dowells pins & allignment of the Rotor shaft with the pump, bearing matching of the motor of both DE & NDE etc & connection of LT cables with motor terminals, connection of space heater with LT supply, earthing terminals etc complete as per direction of EIC |
| 16 | Following test to be carried out of motor by the party in presence of EIC i) Resistance test ii) Inductance test ii) Polaraty test iii) I.;R. test & iv) H.V. test. Commissioning the 415 rated Motor and do needful for observation of the one day trail run to achieve the satisfactory operation of the Motor with load & complete in all respect with proper care & caution as per direction of EIC. |
| 17 | Disconnection of existing cable and boxes between the motor end & staters (for resistance starter). |
| 18 | Complete dismantling,cleaning & repairing of the serviceable of slip ring starter of motor units. |
| 19 | Replacement with fitting fixing of finger contact (copper)for starters of pump motor units. |
| 20 | Replacement with fitting fixing 'v' type contact (copper) for starters of pump motor units. |
| 21 | Replacement with fitting fixing of 'ebonite rod ' for starters of pump motor units. |
| 22 | Replacement with fitting fixing of bakelite bush for starters of pump motor units. |
| 23 | Supply & fitting fixing of special type moulded starter terminal board as per sample. |
| 24 | Supply & replacement of wornout resistance coil (made by nicrome wire) for starter of pump motor unit. |
| 25 | Supply & fixing of 230 /240 V, LED indicating lamp ( make AE/KAPPA/IMP) Blue /white colour |
| 26 | supply & fitting fixing of 3 phase LED volt meter( Class-0.5) make L&T/ABB/SCHNEIDER. |
| 27 | supply & fitting fixing of 3 phase LED Amp. meter( Class-0.5) make L&T/ABB/SCHNEIDER. |
| 28 | Supply and fitting fixing of limit switch for starter |
| 29 | Replacement of starter oil with new oil supply. |
| 30 | Reconnection of the existing cable and boxes between the motors slipring end and starters. |
| 31 | Commissioning the above starer of its original position after refitting its all spare parts etc Please Enable Macros to View BoQ information |
AI Tender Summary
Tender Timeline
Oct 13, 2026
11:30 IST
Tender Published
Tender notice published.
CompletedNov 02, 2026
17:00 IST
Bid Submission Deadline
Online submission via eProcurement portal.
Upcoming · 9 daysNov 04, 2026
Bid Opening Date
Technical bids will be opened and evaluated.
Upcoming · 11 daysTender Documents
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