Tender For Special Repairs/ Replacement Of Central Ac Plant Against Ber At Chanakya Auditorium Of Ota Under Ge Stm Chennai.
Tender Value
1.45 Crore
Estimated cost
Bid Submission
09 Oct 2026
5 days left
EMD
2.21 Lakhs
Bank guarantee accepted
Document Fee
1000
Non-refundable
Tender Type
Online
Tender Overview
Organization
Tender ID
Competition Type
NCB
Bidding Type
Tender
Location / State
Chennai → Tamil Nadu
EMD Exemption
Not Available
Quantity
Not Available
Website
Contact Person
Address
Project Description
Tender for Special Repairs/ Replacement Of Central Ac Plant Against Ber At Chanakya Auditorium Of Ota Under Ge Stm Chennai.
BOQ
| Sl. No. | Item Description |
| 1 | Dismantling/ taking down entire AC Plant of any model/ make, capacity 75 TR -02 Nos including dismantling of all AHU's, LT feeder panel, All motor and pumps, cooling towers, complete duct from existing location and shifting/ transporting to MES store yard for safe custody complete all as specified and as directed. |
| 2 | ENERGY EFFICIENT WATER COOLED SCROLL CHILLER PLANT:Supply, installation, testing and commissioning of floor-mounted compact scroll type water chiller machine with nominal capacity 85 TR, suitable for ambient conditions complete with hermetic multiple Scroll type compressors unit(s) with independent circuits, Water cooled scroll type condenser, Scroll type horizontal evaporator with carbon steel shell and seamless copper tubes with 19mm nitrile rubber insulation, common base frame, interconnected copper refrigerant piping and wiring, vibration isolators, gauge panel, automatic and safety controls, flow switch at evaporator and condenser and ozone friendly CFC-free refrigerant gas R-134a/ 407C. The refrigerant flow control shall use an electronic expansion valve. The chiller shall be designed for a working pressure of 150 psig and hydraulically tested at 225 psig. A number of properly spaced baffle shall be provided for maintaining optimum water velocity and heat transfer and the tubes shall be adequately supported.Model:- XWC4S-085AR2, Make-bluestar or equivalent TR in Carrier/ Trane/ York. |
| 3 | Note:-(i) Chiller shall be manufactured in accordance with AHRI and chillers shall be run tested at the factory. Test certificates shall be produced for respective chillers. The quoted price shall be inclusive of a unit mounted microprocessor control panel (to ensure that the starting current does not exceed twice the full load current). Mapping shall be required for all critical points displayed on the chiller control panel. The chiller shall be BMS compatible. The motor shall be suitable for 3 phase, 415 Volts, + 10%, 50 Hz AC electric supply, electric panel shall be suitable for indoor application.(ii) The chiller shall be as per the approved particular technical specifications and shall meet the following design criteria:-(a) Chiller(i) Chilled water in to chiller machine: 54 deg F (12.2 deg C)(ii) Chilled water out from chiller machine: 44 deg F (6.7 deg C)(iii) Water flow rate: 1.52 to 3.04 USGPM/TR(b) Condenser(i) Chilled water in to chiller machine: 90 deg F (32.2 deg C)(ii) Chilled water out from chiller machine: 100 deg F (37.7 deg C)(iii) Water flow rate: 2.63 to 3.54 USGPM/ TR |
| 4 | FRP RECTANGULER/ BOTTLE SHAPED INDUCED DRAUGHT COOLING TOWER:Supplying, Installation, testing and commissioning of FRP rectangular/ bottle shape vertical induced draught cooling towers of 300 USGPM with uniform water distribution and optimal heat transfer, having tough fiberglass reinforced plastic (FRP) casing of sufficient structural strength to withstand vibrations and wind velocity up to 60 m/s, FRP basin, rigid honeycomb type PVC fill or suitable thickness, SS sprinklers and non-clogging sprinkler pipes, FRP drift eliminator, energy efficient induced draught axial type fans with factory set and dynamically balanced blades pitch, TEFC squirrel cage high efficiency induction motor with IP 65 protection suitable for 3 phase, 415 Volts +10%, 50Hz, AC electric supply, inlet, outlet, drain and over-flow nozzle connections, steel ladder, Isolating switch and other accessories to make it fully operational complete all as specified and as directed.Note:- The cooling tower shall be as per the approved particular technical specifications. |
| 5 | CONDENSOR WATER PUMPS FOR COOLING TOWER:Supply, Install, testing and commissioning of end-suction & top-discharge, non-self-priming, single stage, centrifugal volute type mono block pump suitable for 225 USGPM water flow rate and 10 mtr head having cast itron casing, enclosed type dynamically balanced phospor-bronze/ SS impeller, high tensile steel shaft, carbon steel stuffing box (Sealed by mechanical seal), deep groove ball bearings, TEFC squirrel cage high efficiency induction motor, base plate, mounting channel frame, accessories and fittings, viz. mechanical seal, pressure gauges, thermometers, drains, coupling, coupling guard , vibration isolation arrangement by means of spring/rubber type mounting suitable for operation on 3-phase, 415 V + 10%, 50 Hz AC Supply. Make:- GRUNDFOS/ KSBNote:- The pump shall be as per the approved particular technical specification. |
| 6 | CHILLED WATER PUMP:Supply, Install, testing and commissioning of end-suction & top-discharge, non-self-priming, single stage, centrifugal volute type mono block pump suitable for 250 USGPM water flow rate and 30 mtr head having cast iron casing, enclosed type dynamically balanced phospor-bronze/ SS impeller, high tensile steel shaft, carbon steel stuffing box (Sealed by mechanical seal), deep groove ball bearings, TEFC squirrel cage high efficiency induction motor, base plate, mounting channel frame, accessories and fittings, viz. mechanical seal, pressure gauges, thermometers, drains, coupling, coupling guard , vibration isolation arrangement by means of spring/rubber type mounting suitable for operation on 3-phase, 415 V + 10%, 50 Hz AC Supply. Make:- GRUNDFOS/KSBNote:- The pump shall be as per the approved particular technical specification. |
| 7 | DOUBLE SKIN AIR HANDLING UNITS WITH 43 MM THICK CFC-FREE PUF INJECTED INSULATION PANEL HAVING 10 MICRON PRE-FILTERS:Supply, Installation, testing and commissioning of double-skin type horizontal, floor-mounted, top/side discharge air handling units having corrosion resistant extruded aluminium hollow profile, heavy gauge galvanized steel channel base frame, 43mm double skin panel with pressure injected CFC & HCFC free PUF with 'K' value of 0.02 W/deg C m & density 40 kg/cum, pre-coated pre-plasticized galvanized outer and inner skin 0.06 mm thick, air-tight casing using gaskets and self-adhesive tapes, AMCA certified energy efficient , centrifugal fan with forward/backward curved impellers for high static pressure mounted on aluminium extruded side rail base frame, chilled water coil with impellers for high static pressure mounted on alumiunm fins, PVC nylon hinges & handles, view port and marine lamp, limit switch, SS-304 drain pan, 10 micron pre-filters, inspection windows/doors, and supply/return/fresh air dampers.Note:- The AHU shall be as per the approved particular technical specifications and the following design criteria.(a) Suitable DIDW fan with AMCA certified blower having outlet velocity not exceeding 9.2 m/s.(b) 4 pole, TEFC, high efficiency, squirrel cage induction motor having BHP rating 20% higher than the peak capacity, suitable for 415 V, + 10% , 50 Hz, 3 Phase AC power supply.(c) V-belt drive assembly with pulleys, belt, guard, etc., double canvas connection with zip to discharge duct/ plenum, etc. |
| 8 | (i) Capacity: 40 TR /16000 CFM |
| 9 | (ii) Capacity: 5.5 TR /2200 CFM |
| 10 | CHILLED/CONDENSER WATER PIPE LINE:Supply, install, testing and commissioning of MS class 'C' chilled/condenser water piping of the following size with all necessary fittings i.e. bends, tees, reducer, flanges, structural support, wooden/ puff blocks etc. including required insulation closed-cell elastomeric foam (such as Nitrile Rubber or XLPE) with a density of 40–60 kg/m³, thermal conductivity ≤ 0.035 W/m⋅K at 10°C, a permanent vapour retarder (≤ 0.02 perm), and thickness scaled from 25mm to 50mm based on pipe diameter complete all as specified and as directed. |
| 11 | 150mm Nominal Bore MS pipe |
| 12 | 80mm Nominal Bore MS pipe |
| 13 | 40mm Nominal Bore MS pipe |
| 14 | 10 HP Chiller Pump |
| 15 | BUTTERFLY VALVE WITH INSULATION:Supply, install, testing and commissioning of PN 1.6 rated wafer type butterfly valves of following size, designed, manufactured and tested as per IS: 13095 (1991), suitable for isolation and throttling services, having CI body & disc, SS AISI 304 disc seal, CS clamping ring and SS AISI 410 and flange drilling standard end connection with accessories as specified in particular specifications:- |
| 16 | 150mm Nominal Bore in chiller line |
| 17 | 150mm Nominal Bore in Pump line |
| 18 | 80mm Nominal Bore in AHU Line |
| 19 | 40mm Nominal Bore |
| 20 | MANUAL BALANCING VALVE WITH INSULATIONSupply, install, testing and commissioning of 2-way, globe type, PN 1.6 rated, balanced/high range ability control valve for the following size as per following specification : Nominal pressure: PN 16Temperature: 10 dec C to +110 deg C Body Material: IS: 210, FG 220 CIStem Material: Stainless steel discHand wheel: Cast IronLeakage Rage: No visible leakageMedium type: WaterFlange Standard: ISO7005-1(GB/T 9113)Shell Test Pressure: 24 barSeal Test Pressure: 17 bar |
| 21 | 150mm Nominal Bore |
| 22 | 150mm Nominal Bore in Pump line |
| 23 | 80mm Nominal Bore |
| 24 | 40mm Nominal Bore |
| 25 | Y STRAINER WITH INSULATION:Supply, install, testing and commissioning of Y- type strainer for the following size with CI/ MS body, bolted cover, flanged ends, basket of brass/bronze/SS wire mesh complete with flanges, nuts-bolts, gasket and flange drilling standard end connection with elastomeric thermal insulation of suitable thickness and accessories as specified in particular specification. |
| 26 | 150mm Nominal Bore |
| 27 | 150mm Nominal Bore in Pump line |
| 28 | 80mm Nominal Bore |
| 29 | 40mm Nominal Bore |
| 30 | NON-RETURN VALVE (NRV) WITH INSULATION:Supply, install, testing and commissioning of PN 1.6 rated swing check type multidoor reflux valve (NRV) for the following size, designed & tested as per IS : 5312-2 (1986), suitable to handle clear water having turbidity up to 5000ppm, having CI body, door and diapharm, leaded tin bronze seat rings and flange drilling standard end connection, etc. with elastomeric thermal insulation of suitable thickness and accessories as specified in particular specifications. |
| 31 | 150mm Nominal Bore |
| 32 | 150mm Nominal Bore in Pump line |
| 33 | 80mm Nominal Bore |
| 34 | 40mm Nominal Bore |
| 35 | Supply and fixing PVC Expansion Tank of 1000 Litres capacity of pressure rating to suit the system pressure and sized adequately to compensate for water expansion due to operating temperature variations, complete with interconnection piping, insulated with 50mm thick insulation covered with sand cement plastering cover GI wire mesh of appropriate size complete all as specified and as directed. |
| 36 | Supply, fixing in position, mercury in glass industrial type thermometers adequately supported as per specifications complete all as specified and as directed. |
| 37 | Supply, fixing in position, the industrial type Pressure gauge with gun metal/ brass valves adequately supported as per specifications complete all as specified and as directed. |
| 38 | AIR DISTRIBUTION SYSTEM |
| 39 | GALVANISED STEEL SHEET DUCTINGSupply, install, testing and commissioning of pre-fabricated galvanised steel sheet (GSS) square/ rectangular ducting for supply/ return air, fabricated from galvanised steel sheet 22SWG, having zinc coating of 120gm/ sqm total on both side complete with gasket, elbows, splitters, vanes, supports etc. as per IS 655-1963 including required scaffolding work to install the ducts at site complete all as specified and as directed. |
| 40 | THERMAL INSULATION :Supply and fixing of thermal insulation of supply air duct with 25mm Nitrile rubber insulation complete all as specified and as directed. |
| 41 | Supply, install, testing and commissioning in position Aluminium grill complete all as specified and as directed. |
| 42 | Supply, install, testing and commissioning in position G.I Volume control dampers complete all as specified and as directed. |
| 43 | Supply, install, testing and commissioning in position Puff Panel For Return Air 40mm complete all as specified and as directed. |
| 44 | M & L for constructing reinforced cement concrete (RCC) 1:2:4 type B-1 as in foundations including necessary formwork for chillers and water pumps complete all as specified and as directed.Note:- Excavation & Earthwork will be measured and paid seperately. |
| 45 | Supply, fabrication, and installation of structural Mild Steel (MS) C-Channel (ISMC 100) base frames and support structures for water chillers, primary/ secondary chilled water pumps, and associated equipment complete all as specified and as directed. |
| 46 | Excavation in trenches n.exc 1.5m wide and n.exc 1.5m depth and getting out soft/ loose soil for laying cables/ pipes/ erection of poles etc., complete all as specified and as directed. |
| 47 | Removing excavated material (soil) n.exc 50m and depositing where directed at a level n.exc 1.5m above the starting point complete all as specified and as directed. |
| 48 | Returning filling in soil including spreading levelling watering well ramming in layers n.exc 25cm each complete all as specified and as directed. |
| 49 | Supplying and laying burnt fly ash bricks class standard size for protection of under ground cable complete all as specified and as directed. |
| 50 | Supply and laying sand in trenches for protection of cable sand cushioning to cable 8 cum thick below cable and 15 cum thick above cable in layers complete all as specified and as directed. |
| 51 | Supply, laying and termination of following size of XLPE insulated and PVC sheathed/XLPE aluminium conductor UG armoured cable of 1.1 KV grade confirming to IS 7998 (Part-I) with up to date amendment duly ISI marked complete with necessary lugs, glands, cable tray of suitable size where required and accessories complete all as specified and as directed. |
| 52 | 3.5 Core 35 Sqmm |
| 53 | 3.5 Core 70 Sqmm |
| 54 | 3.5 Core 95 Sqmm |
| 55 | 3.5 Core 240 Sqmm |
| 56 | Taking down old unserviceable LT feeder piller box indoor/ outdoor type and supply, install, commissioning and testing of electrical panel board cubical type, floor mounted, vermin proof, dust proof CPRI approved, indoor type, powder coated with seven tank process switch board panel made out of MS sheet not less than 16 SWG powder coated paint suitable for operation on 415 Volt of 50 Hz AC supply, internally wired with copper conductor wire, comprising of the following :- (a) Air insulated copper bus bar of adequate size for phase and neutral.(b) Main incoming ACB/MCCBs with earth fault modules and outgoing MCCBs & Starters adequate capacity for chilled water pump set, AHUs blower motors, Condenser motors, Cooling tower pump etc.(c) One digital electronic energy meter of suitable capacity at main incoming.(d) Digital type ammeter on every outgoing with necessary CTs and selector switch.(e) Digital type voltmeter with necessary selector switch.(f) Phase indication lamps and running status of all motors, synthetic electrical insulating matting 2.5mm thick for full length of panel, as per IS 15532.Note:- The panel shall be designed as wired in such a manner that the starter for condenser water pump is powered first, after that the cooling tower motor shall be powered, then the chilled water pumps shall be powered and the chiller units should get the supply only if the condenser water pump, cooling tower motor, and chilled water pumps are in ON condition. |
| 57 | Incoming:-(a) ON Load Change Over Switch 800A- 01No(b) 4 Pole ACB, 800A with Microprocessor Release (IPR 1+ ) -01 NoOutgoing:-(a) 400A, 4P MCCB -03 Nos (2 W + 1 Spare) (For chiller)(b) 100A, 4P MCCB- 06 Nos (4 W +2 Spare) (For AHUs & Cooling tower)(c) 63A, 4P MCCB-04 Nos (3W+1 Spare) (For AHUs) (e) 63A, MCB TPN -02 Nos (d) Fully automatic star delta starter (FASD) with suitable for upto 15HP, 3 P motor -08 Sets |
| 58 | M & L for Earthing complete with Galvanized iron earth plate electrode 600mm x 600mm x 6mm buried directly in ground (earth pit not Jess than 2.25m deep below group and level) with top edge of the plate not less than 1.5m below normal ground level connected to galvanized earth lead of 32 x 6mm earthing GI Strip upto 7.5m from testing point fixed by means of steel bolts, nuts, check nuts and washers, galvanized earth lead protected by 15mm bore medium grade galvanized iron pipe and other end connected to earthing testing point including funnel with watering pipe of 20mm bore light grade galvanized iron, wire mesh without charcoal or coke and common salt in alternate layers of 15cm (compacted thickness) all around the earth electrode with concrete earth pit in PCC (1:3:6) type C-1, 50mm thick pre-cast RCC M20 nominal mix cover slab of size 450mm x 450mm reinforced with 8mm dia TMT bar 10cm C/C and suitable handle of 10mm dia round bar including necessary excavation, earth work in soft/ loose soil and disposal of spoil to a distance n.exc 50m and necessary testing complete all as shown in Electrical Plate No.3 complete all as specified and as directed.Note: - GI strip beyond 7.5m length will be measured and paid separately under item no.30 here in after. |
| 59 | M & L for fixing of 32mm x 6mm G.I. strip in 40mm dia G.I. pipe from earth electrode including connection with G.I. nut, bolt, spring, washer excavation and re-filling etc., complete all as specified and as directed. Please Enable Macros to View BoQ information |
AI Tender Summary
Tender Timeline
Sep 18, 2026
11:30 IST
Tender Published
Tender notice published.
CompletedOct 09, 2026
17:00 IST
Bid Submission Deadline
Online submission via eProcurement portal.
Upcoming · 5 daysOct 16, 2026
Bid Opening Date
Technical bids will be opened and evaluated.
Upcoming · 12 daysTender Documents
Download All (ZIP) ↓
Disclaimer
We takes all possible care for accurate & authentic tender information. However users are requested to refer Original source of Tender Notice / Tender Document published by Tender Issuing Agency before taking any call regarding this tender