Replacing Of Boiler Feed Pump Motor ( Sl.No.32275-A-401-01-04 ) In 4A Bed Byasparemotor ( Sl. No.: 32275-A-401-01-2 ) & Overhauling Of Released Boiler Feed Pump Motor4a ( Sl.No.32275-A-401-01-04 ) And Annualmaintenance Of Bfp Motor 4B & 4C Andcondensat
Tender Value
2.67 Lakhs
Estimated cost
Bid Submission
27 Jun 2022
0 days left
EMD
2700
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
Tuticorin → Tamil Nadu
EMD Exemption
Not Available
Quantity
Not Available
Website
Contact Person
Address
Project Description
Replacing Of Boiler Feed Pump Motor ( Sl.No.32275-A-401-01-04 ) In 4A Bed Byasparemotor ( Sl. No.: 32275-A-401-01-2 ) & Overhauling Of Released Boiler Feed Pump Motor4a ( Sl.No.32275-A-401-01-04 ) And Annualmaintenance Of Bfp Motor 4B & 4C Andcondensate Extraction Pump Motors 4A & 4B During Unit Iv Overhauling For The Year 2022 - 2023Or There After
BOQ
| Sl. No. | Item Description |
| 1 | Charges for carrying out an capital maintenance works inBoiler Feed Pump MotorsBFP4A :Sl No 4A : 32275-A-401-01-4Dismantling of the motor: Disconnection of power cable, De-coupling the motor from pump and checking alignment of the motor shaft with pump shaft. |
| 2 | Removal of foundation bolts, Lifting the motor to a convenient location |
| 3 | Replacement of CT and terminal box (Replacement of CT/PT in LT module and LT Breaker panel) : Charges for releasing the 3 Nos of 500/1 amp C.T, dismantling of phase & neutral side terminal boxes, dismantling of spare heater terminal box and other dummiesfrom the released motor. Refixing the terminal boxes, dummies in the spare overhauled motor. Reassemblingof 3 Nos 500/1 amp. Current transformers etc. in the spare motor (SpareMotor (Sl. No.: 32275-A-401-01-2). |
| 4 | Lifting and Erection of the motor (SpareMotor (Sl. No.: 32275-A-401-01-2)back on its bed after cleaning and checking healthiness of pedestal insulation. |
| 5 | Termination of power cable, coupling the pump with motor and checking alignment of the motor shaft with pump shaft |
| 6 | Tightening the bed bolts, foundation bolts, Checking the IR value, DC resistance and trial run the motor in decouple/couple condition running the motor satisfactorily |
| 7 | Overhauling of released Boiler Feed Pump motor4A (Sl.No.32275-A-401-01-04)Removal of end covers and measuring the air gap and magnetic axis. |
| 8 | Overhaulofstator :Inspection and cleaning and checking of stator windings, fastening of the stator winding to the end ring and also the inter coil spacers and packing in the overhang portion of the windings, tightening the wedges, spraying one coat of Dr.Beck protective enamel varnish, Drying out the stator, preheating, Checking the IR value, DC resistance and Tan delta.packing in the overhang portion of the windings, tightening the wedges, spraying one coat of Dr.Beck protective enamel varnish, Drying out the stator, preheating, Checking the IR value, DC resistance and Tan delta. |
| 9 | OverhaulofRotor :Inspection and cleaning of released rotor, checking the position of stampings, cleaning of corroded parts, inspection of winding bars, cleaning of overheated and burnt places, applying one coat of Dr.Beck’s insulating varnish and drying out |
| 10 | Reassembling the motor complete: Assembling the end covers, checking air gap and magnetic axis |
| 11 | Charges for Measurement of IR value & PI valuein spareBFP Motor (210 MW generator stator), assisting MRT for testing, and Improving the IR value by flood light if necessary. |
| 12 | Boiler Feed Pump Motors and Coolers scraping, cleaning andpainting with two coats of enamel paint |
| 13 | Charges for removal and refixing of floor grills at 15.5 mt level for lifting and re-erecting the coolers in the HT Motors:Removal of floor M.S. grills at 15.5 mt level by EOT Crane after providing adequatebarricades for safety measure to lift coolers from the motors and refixing the M.S.grills in position. After completion of work, Removal of M.S.grills by EOT crane at 15.5 mt level afterproviding adequate barricades for safety measure to reerect the coolers in their motors andrefixing the floor M.S.grill in itsposition |
| 14 | Overhauling of the BFP cooler :Sl No 4A : 32275-A-401-01-4Sl No 4B : 32275-A-401-01-5Sl No 4C : 32275-A-401-01-7Charges for removing the cooler pipe line and cooler from the motor. Dismantling the cooler cover, cleaning the cooler tubes by wire brush, air and with water. Changing the gaskets and reassembling it, checking the cooler tubes for leak, hydraulic testing of cooler with 4 Kgf / cm2 pressure for six hour duration and reerectingthe cooler. Checking the motor terminal tightness and taking IR value and PI value. |
| 15 | Charges for annual Maintenance works of Condensate Extraction Pump Motors CEP 4A & 4B:Sl No 4A : 32263-A-404-01-4Sl No 4A : 32263-A-404-01-3Removing of CEP Motor cooler top cover and fan. Cleaning of tubes bybrush and air. Cleaning the fan and cover. Checking of motor terminal tightness. Taking IR values and PI values. Grease packing in DE and NDE bearings. Assembly of cooler cover after completion of work |
AI Tender Summary
Tender Timeline
Jun 13, 2022
11:30 IST
Tender Published
Tender notice published.
CompletedJun 27, 2022
17:00 IST
Bid Submission Deadline
Online submission via eProcurement portal.
CompletedJun 28, 2022
Bid Opening Date
Technical bids will be opened and evaluated.
Completed