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| # | Company | Amount | Rank | Status |
|---|---|---|---|---|
| 1 | L1₹17.2 LAccepted-AOC | ₹17.2 L Quoted ₹19.3 L | L1 | Accepted-AOC Accepted |
| 2 | L2₹19.7 LRejected-AOC | ₹19.7 L | L2 | Rejected-AOC Rejected |
| Sl No | Description | Qty | Unit | M/s. KSR Enterprises L1 | M/S.KSM Engineering L2 |
|---|---|---|---|---|---|
| 1.00 | ID fan DE / NDE Bearing 22224-XL-C3 (SKF/FAG/TIMKEN make bearing oily to be supplied along with manufacturer certificate and guarantee certificate. | 4 | Nos | 1,05,000 ₹4.2 L | 1,05,800 ₹4.2 L |
| 2.00 | Disconnecting the gear couplings at motor and fan ends, opening of all man hole doors. Water washing the impeller, suction, spiral casing and delivery chamber. Cleaning the gear coupling, inspecting and replace the wornout bolts. Opening the bearing housings, taking radial clearance of bearings and its condition. Cleaning the housing, end cover, bolts, base bolts, replace the wornout bolts and provide a new gaskets. Dismantle the labyrinth seal and renew the gaskets. Checking the condition of the shafts at bearing seating area. Di-penetrate test at welding joints. Including cost of consumables and T&P's. | 2 | Nos | 83,000 ₹1.7 L | 83,500 ₹1.7 L |
| 3.00 | Inspection of ID Fan shaft impeller mounting flange weldings by opening the conical cover plate : Work involves gas cutting of cover plate, loosening of bolts of conical cover plate, dismantling of conical cover plates, cleaning of ash & rust at shaft flange weldings, DPT of weldings, remounting the conical cover plate, bolting and providing cover plate and welding, normalizing. Including cost of consumables and T&P's. | 2 | Nos | 78,000 ₹1.6 L | 78,800 ₹1.6 L |
| 4.00 | Overhaul of Lub oil Lines : Drain the working oil, dismantle the oil lines. Draining oil from coolers, opening the end covers. Dismantle the NRVs in AOP and MOP end inspection, cleaning and refixing. Box up the oil lines with proper gaskets after completion of all works and fill the working oil. Trial run of AOP. Including drawl, devolution, transportation, cost of consumables and T&P's. | 2 | Nos | 34,000 ₹68,000 | 34,700 ₹69,400 |
| 5.00 | Cleaning and dismantling of ID fan Coolers. Including cost of consumables and T&P's | 4 | Nos | 12,200 ₹48,800 | 13,000 ₹52,000 |
| 6.00 | Charges for assembling of ID fan Coolers. Including cost of consumables and T&P's | 4 | Nos | 21,000 ₹84,000 | 22,000 ₹88,000 |
| 7.00 | Hydraulic testing of ID fan lub oil coolers @ 15 Kg/Cm2 pressure for 30 minutes in the presence of Board Engineer. Including cost of consumables and T&P's. | 4 | Nos | 8,300 ₹33,200 | 8,500 ₹34,000 |
| 8.00 | Arrangement of fixtures to dismantling of DE gear coupling, and dismantling of bearing housing, lifting, shifting and placing of hydraulic unit to convenient place for removing the coupling and bearing. Removal of DE side fan bearing and sealing collars etc. and supporting the shaft assembly on the wooden sleepers. Checking the bearing mounting area, measuring, rectifying the minor defects and polishing, mounting of existing DE bearing / new bearing after heating in the oil/Induction heating to 120 degree and soaking . Mounting of gear coupling to the shaft after heating in the oil bath, assly of sealing collars and oil rings etc. Assembling of bearing housing, resetting of hydraulic unit and positioning of coupling with shaft. Including cost of consumables and T&P's. (The Required Material will be supplied by TNPGCL) | 2 | Nos | 75,200 ₹1.5 L | 75,500 ₹1.5 L |
| 9.00 | Loosening the bed bolts for NDE bearing housing and lifting and locking of shaft, arrangement of fixtures, dismantling and removal of housing and bearing Checking the bearing mounting area, measuring, rectifying the minor defects and polishing, mounting of existing NDE bearing / new bearing after heating in the oil / Induction heating to 120 degree and soaking and mounting. Including cost of consumables and T&P's. (The Required Material will be supplied by TNPGCL) | 2 | Nos | 27,000 ₹54,000 | 27,800 ₹55,600 |
| 10.00 | Lifting, leading and erecting the overhauled voith coupling in its location in ID Fan and connecting its accessories lub oil lines etc .Including cost of consumables and T&P's. | 1 | No | 69,800 ₹69,800 | 71,000 ₹71,000 |
Tender Value
Refer Docs
EMD Value
₹23,000
Closing Date
26 Jul 2025, 2:00 pmClosed
SE MI NCTPS1 CH 120
O/o SE MI NCTPS1 CH 120
NCTPS I SE MI circle AOH 25 26 BM Dn Unit I Overhaul of ID fans during Annual overhaul for the year 2025 26
2025_EB_584603_1
CE SE MI NCTPS I 133 25 26
Open Tender
Power/Energy Projects/Products
45 days
Works
Please refer Tender documents.
3 documents required · 3 mandatory
₹0
₹23,000
Yes
2 May 2026
23 Jul 2025
28 Jul 2025
23 Jul 2025
26 Jul 2025
23 Jul 2025
Amount
ID fan DE / NDE Bearing 22224-XL-C3 (SKF/FAG/TIMKEN make bearing oily to be supplied along with manufacturer certificate and guarantee certificate.
Disconnecting the gear couplings at motor and fan ends, opening of all man hole doors. Water washing the impeller, suction, spiral casing and delivery chamber. Cleaning the gear coupling, inspecting and replace the wornout bolts. Opening the bearing housings, taking radial clearance of bearings and its condition. Cleaning the housing, end cover, bolts, base bolts, replace the wornout bolts and provide a new gaskets. Dismantle the labyrinth seal and renew the gaskets. Checking the condition of the shafts at bearing seating area. Di-penetrate test at welding joints. Including cost of consumables and T&P's.
Inspection of ID Fan shaft impeller mounting flange weldings by opening the conical cover plate : Work involves gas cutting of cover plate, loosening of bolts of conical cover plate, dismantling of conical cover plates, cleaning of ash & rust at shaft flange weldings, DPT of weldings, remounting the conical cover plate, bolting and providing cover plate and welding, normalizing. Including cost of consumables and T&P's.
Overhaul of Lub oil Lines : Drain the working oil, dismantle the oil lines. Draining oil from coolers, opening the end covers. Dismantle the NRVs in AOP and MOP end inspection, cleaning and refixing. Box up the oil lines with proper gaskets after completion of all works and fill the working oil. Trial run of AOP. Including drawl, devolution, transportation, cost of consumables and T&P's.
Cleaning and dismantling of ID fan Coolers. Including cost of consumables and T&P's
Charges for assembling of ID fan Coolers. Including cost of consumables and T&P's
Hydraulic testing of ID fan lub oil coolers @ 15 Kg/Cm2 pressure for 30 minutes in the presence of Board Engineer. Including cost of consumables and T&P's.
Arrangement of fixtures to dismantling of DE gear coupling, and dismantling of bearing housing, lifting, shifting and placing of hydraulic unit to convenient place for removing the coupling and bearing. Removal of DE side fan bearing and sealing collars etc. and supporting the shaft assembly on the wooden sleepers. Checking the bearing mounting area, measuring, rectifying the minor defects and polishing, mounting of existing DE bearing / new bearing after heating in the oil/Induction heating to 120 degree and soaking . Mounting of gear coupling to the shaft after heating in the oil bath, assly of sealing collars and oil rings etc. Assembling of bearing housing, resetting of hydraulic unit and positioning of coupling with shaft. Including cost of consumables and T&P's. (The Required Material will be supplied by TNPGCL)
Loosening the bed bolts for NDE bearing housing and lifting and locking of shaft, arrangement of fixtures, dismantling and removal of housing and bearing Checking the bearing mounting area, measuring, rectifying the minor defects and polishing, mounting of existing NDE bearing / new bearing after heating in the oil / Induction heating to 120 degree and soaking and mounting. Including cost of consumables and T&P's. (The Required Material will be supplied by TNPGCL)
Lifting, leading and erecting the overhauled voith coupling in its location in ID Fan and connecting its accessories lub oil lines etc .Including cost of consumables and T&P's.
Alignment of ID fan to Voith Coupling/ Voith Coupling to Motor. Including cost of consumables and T&P's.
Removal of existing radial seals ( L & R) by loosening of bolts, and renewal of new radial seal / existing removed radial seal (after reconditioning) and bolting , adjusting the radial seal for required clearance and tightened and tack welding. Including cost of consumables and T&P's.(The Required Material will be supplied by TNPGCL)
Rectification of damaged portions in ID fan casing : This work includes complete cleaning of casing patch up by fabrication and fixing of M.S. plate required size at damaged portions in fan casing and welding. Including cost of consumables and T&P's. (The Required Material will be supplied by TNPGCL)
Overhaul of voith coupling 1150SVNL21-18,5.3:Work involves loosening of all mounting bolts, removal of top housing, removal of runner assembly, disassemble the internals, removal of 6Nos bearings, primary & secondary wheel, inspection & resonance test of blades, replace the wornout parts, reassemble the runner with mounting of 6Nos bearings ,end housing, leading, positioning the runner in the housing. Complete cleaning of oil sump, overhaul of MOP & AOP, scoop tube assembly, renew the O' rings, remounting the top cover with proper sealing compound and tongue tightening of all bolts. Paint out side the voith. Including cost of consumables and T&P's.
Charges for one coat of painting the ID fan housing, lube oil lines, coolers, voith, ACW lines and all inspection door with enamel paint. Gear boxes and all inspection door with enamel paint. Including cost of paint, consumables and T&P’s.
M/S.KSM Engineering (BID ID -1412462)
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