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| # | Company | Amount | Rank | Status |
|---|---|---|---|---|
| 1 | L1₹56.2 LAccepted-AOC B 16 280 KALYANI NADIA 741235 | KALYANI | NADIA | WEST BENGAL | 741235 | ₹56.2 L | L1 | Accepted-AOC Being L1 |
| 2 | L2₹68.9 LRejected-Finance 10B DR LAHIT BANERJEE SARANI GROUND FLOOR KOLKATA 700 073 | KOLKATA | KOLKATA | WEST BENGAL | 700073 | ₹68.9 L | L2 | Rejected-Finance Being L2 |
| 3 | L3₹75.7 LRejected-Finance 111 M C GARDEN ROAD KOL 30 | KOLKATA | WEST BENGAL | ₹75.7 L | L3 | Rejected-Finance Being L3 |
| 4 | Rejected-Technical 86 TOLLYGUNGE CIRCULAR ROAD KOLKATA WEST BENGAL 700053 | KOLKATA | KOLKATA | WEST BENGAL | 700053 | - | - | Rejected-Technical Insufficient Documents |
| Sl No | Description | Qty | Unit | REFRICON L1 | CARRION AIR COOLING L2 | Chatterjee Enterprise L3 |
|---|---|---|---|---|---|---|
| 1.00 | SITC of 10TR Capacity Microprocessor based air cooled Condensing Unit Eco friendly with refrigerant R410A thermostatic expansion valve, single scroll/screw compressor, arrangement for operation with DX type AHU, and suitable for operation on 415+/-10% Volt, 50Hz, 3 PH AC supply with adequate auxiliary protection like oil heater with thermostat for prevention of in gress of liquid refrigerent in the compressor piston chamber, over current, HP/LP Cut outs, Power contractors & control logic circuit for periodic operation of working & standby Condenser fans, Compressors and matching condensing units. Outdoor Air cooled Condenser unit shall comprise Copper coil with Aluminium fins and Axial fan as required housed in a sheet metal chamber with adequate ventilation as OEM standard. as per doirection of the E.I.C [ for 24 x 7 hours of operatrion ] (Make: OGeneral/ Hitachi/ Mitshubishi Electric) | 4 | nos | 2,40,000 ₹9.6 L | 2,49,000 ₹10.0 L | 2,73,900 ₹11.0 L |
| 2.00 | SITC of site assembled type modular double skinned construction with continuous insulation with thermal break. The AHU enclosure's outer & inner Skin layer of 0.6 mm or higher & outer skin has to be polymer coated and insulation panel should be made of thermal break profile - PUF insulation with thickness of at least 40mm or better. The AHU should have injection of fresh air @ 20% with VCD and mixing chamber for return air and fresh air with 03(Three) stage filtration system (Prefilter having efficiency (EU - 4/MERV7) 90% down to 10 micron, fine Filter having efficiency 99% down to 3 micron (MERV-14(Make - FMI/ Spectrum/ Thermi) and HEFA filter MERV-17 0.3 Micron for both inlet & outlet including UV lamp of suitable rating for each of the air suction & discharge of condition space as well as injection of fresh air and emmission of stale air as per directionof EIC). The AHU Coil to be with hydrofolic coating. The AHU Fan assembly should be either motor directly coupled with Impeller or Belt driven as per OEM standard suitable for air velocity range 7.3 - 8.2 ft./Sec through the multi -layer 12 mm - 19mm dia Copper tubes with Alluminium fins(as per OEM standard). There should be AHU fans of Forward/ Backward Curve, with discharge not less than 8000 CFM, compatable for 415V, 50Hz supply continuous duty Class IF 1 (Make for Fan Unit - Nicotra/ Kruger/ Caryaire) (Make for Motor - Bharati Bijli/Crompton / Kirloskar). (Make : Ethos/ Zeco / System Air) (AHRI/EUROVENT CERTIFIED) . as per direction of the E.I.C | 2 | nos | 5,00,000 ₹10 L | 5,45,000 ₹10.9 L | 5,99,500 ₹12.0 L |
| 3.00 | SITC of Microprocessor based air cooled 15.5TR floormounting package type ductable airconditioners with R410A gas and run time Equalisation of compressor and variable condenser fan motor having nominal cooling capacity of 186000 BTU/hr. at ISI condition with 3Nos. scroll compressor, Air flow 6200CFM@ 10MM static condenser, make Copeland USA Noise level highest (IDU) 64 dBs at ISI condition suitable for operation on 415V, +5%. -50Hz- 3Ph AC supply . as per direction of the E.I.C incl SITC of necessary timer arrarngement Electricalpanel Make: Mitsubishi/Hitachi/ OGeneral (12hours Operation ) | 3 | nos | 3,65,000 ₹10.9 L | 3,55,000 ₹10.7 L | 3,90,500 ₹11.7 L |
| 4.00 | SITC of Microprocessor based air cooled 10TR ceiling suspended ductable type Split airconditioners with R410A gas and run time Equalisation of compressor and variable condenser fan motor having nominal cooling capacity of 186000 BTU/hr. at ISI condition with 2Nos. scroll compressor, Air flow 4000CFM@ 10MM static condenser, make Copeland USA Noise level highest (IDU) 64 dBs at ISI condition suitable for operation on 415V, +5%. -50Hz- 3Ph AC supply incl SITC of necessary timer arrarngement Electricalpanel as per direction of the E.I.C
Make: Mitsubishi/Hitachi/ OGeneral (Passage Area 24 x 7 Hrs operation ) | 2 | nos | 3,65,000 ₹7.3 L | 5,20,000 ₹10.4 L | 5,72,000 ₹11.4 L |
| 5.00 | SITC of Hard Drawn Copper refrigeration pipe line for Suction & Discharge with Cu. Brazing joints & necessary supports & brackets of different sizes in accordance with the required ODU pipe size. 7/8 & 1/2 dia. as per doirection of the E.I.C | 200 | mtr | 1,550 ₹3.1 L | 1,950 ₹3.9 L | 2,145 ₹4.3 L |
| 6.00Supply and laying of necessary electrical arrangements of Air Conditioning Units, PVC insulated FRLS grade Copper cable for connection between indoor and outdoor units, 1.1 KV grade.as per direction of the E.I.C (Finolex/Polycad/Havells/RR Kabel/ Approved Make ) | ||||||
| 6.01 | 3 core x 1.5 mm² | 220 | mtr | 100 ₹22,000 | 120 ₹26,400 | 132 ₹29,040 |
| 6.02 | 3 core x 2.5 mm² | 220 | mtr | 120 ₹26,400 | 160 ₹35,200 | 176 ₹38,720 |
| 7.00 | Supply & fixing of dia UPVC drain pipes with all necessary hanging arrangements.
25mm & 32mm Dia as per direction of the E.I.C ( Make - Supreme/Oriplast/Finolex) | 80 | mtr | 110 ₹8,800 | 140 ₹11,200 | 154 ₹12,320 |
| 8.00Supply & Fixing of class-VIII grade (120GSM) confirming to IS-277 & Supply air duct along with necessary support, flanges etc. as required and as per IS-655 standards of following gauges (Make- Tata/Sail/Jindal) | ||||||
Tender Value
Refer Docs
EMD Value
₹1.1 L
Closing Date
14 Jan 2026, 12:00 pmClosed
EE/DED
Opposite of PWD Inspection Bungalow Kachari Road, Siliguri 734001, District Darjeeling
Electrical Installation Work for Proposed Renovation of Radio Diagnosis Department inside NBMCH -- SITC of AIR CONDITIONING SYSTEM
2025_WBPWD_977283_1
WBPWD/EE/DED/e-NIT-67 of 2025-26
Open Tender
ELECTRICAL WORKS ORG
SILIGURI
Please refer Tender documents.
4 documents required · 4 mandatory
₹1.1 L
11 May 2026
20 Dec 2025
16 Jan 2026
20 Dec 2025
14 Jan 2026
20 Dec 2025
SITC of 10TR Capacity Microprocessor based air cooled Condensing Unit Eco friendly with refrigerant R410A thermostatic expansion valve, single scroll/screw compressor, arrangement for operation with DX type AHU, and suitable for operation on 415+/-10% Volt, 50Hz, 3 PH AC supply with adequate auxiliary protection like oil heater with thermostat for prevention of in gress of liquid refrigerent in the compressor piston chamber, over current, HP/LP Cut outs, Power contractors & control logic circuit for periodic operation of working & standby Condenser fans, Compressors and matching condensing units. Outdoor Air cooled Condenser unit shall comprise Copper coil with Aluminium fins and Axial fan as required housed in a sheet metal chamber with adequate ventilation as OEM standard. as per doirection of the E.I.C [ for 24 x 7 hours of operatrion ] (Make: OGeneral/ Hitachi/ Mitshubishi Electric)
SITC of site assembled type modular double skinned construction with continuous insulation with thermal break. The AHU enclosure's outer & inner Skin layer of 0.6 mm or higher & outer skin has to be polymer coated and insulation panel should be made of thermal break profile - PUF insulation with thickness of at least 40mm or better. The AHU should have injection of fresh air @ 20% with VCD and mixing chamber for return air and fresh air with 03(Three) stage filtration system (Prefilter having efficiency (EU - 4/MERV7) 90% down to 10 micron, fine Filter having efficiency 99% down to 3 micron (MERV-14(Make - FMI/ Spectrum/ Thermi) and HEFA filter MERV-17 0.3 Micron for both inlet & outlet including UV lamp of suitable rating for each of the air suction & discharge of condition space as well as injection of fresh air and emmission of stale air as per directionof EIC). The AHU Coil to be with hydrofolic coating. The AHU Fan assembly should be either motor directly coupled with Impeller or Belt driven as per OEM standard suitable for air velocity range 7.3 - 8.2 ft./Sec through the multi -layer 12 mm - 19mm dia Copper tubes with Alluminium fins(as per OEM standard). There should be AHU fans of Forward/ Backward Curve, with discharge not less than 8000 CFM, compatable for 415V, 50Hz supply continuous duty Class IF 1 (Make for Fan Unit - Nicotra/ Kruger/ Caryaire) (Make for Motor - Bharati Bijli/Crompton / Kirloskar). (Make : Ethos/ Zeco / System Air) (AHRI/EUROVENT CERTIFIED) . as per direction of the E.I.C
SITC of Microprocessor based air cooled 15.5TR floormounting package type ductable airconditioners with R410A gas and run time Equalisation of compressor and variable condenser fan motor having nominal cooling capacity of 186000 BTU/hr. at ISI condition with 3Nos. scroll compressor, Air flow 6200CFM@ 10MM static condenser, make Copeland USA Noise level highest (IDU) 64 dBs at ISI condition suitable for operation on 415V, +5%. -50Hz- 3Ph AC supply . as per direction of the E.I.C incl SITC of necessary timer arrarngement Electricalpanel Make: Mitsubishi/Hitachi/ OGeneral (12hours Operation )
SITC of Microprocessor based air cooled 10TR ceiling suspended ductable type Split airconditioners with R410A gas and run time Equalisation of compressor and variable condenser fan motor having nominal cooling capacity of 186000 BTU/hr. at ISI condition with 2Nos. scroll compressor, Air flow 4000CFM@ 10MM static condenser, make Copeland USA Noise level highest (IDU) 64 dBs at ISI condition suitable for operation on 415V, +5%. -50Hz- 3Ph AC supply incl SITC of necessary timer arrarngement Electricalpanel as per direction of the E.I.C Make: Mitsubishi/Hitachi/ OGeneral (Passage Area 24 x 7 Hrs operation )
SITC of Hard Drawn Copper refrigeration pipe line for Suction & Discharge with Cu. Brazing joints & necessary supports & brackets of different sizes in accordance with the required ODU pipe size. 7/8 & 1/2 dia. as per doirection of the E.I.C
Supply and laying of necessary electrical arrangements of Air Conditioning Units, PVC insulated FRLS grade Copper cable for connection between indoor and outdoor units, 1.1 KV grade.as per direction of the E.I.C (Finolex/Polycad/Havells/RR Kabel/ Approved Make )
3 core x 1.5 mm²
3 core x 2.5 mm²
Supply & fixing of dia UPVC drain pipes with all necessary hanging arrangements. 25mm & 32mm Dia as per direction of the E.I.C ( Make - Supreme/Oriplast/Finolex)
Supply & Fixing of class-VIII grade (120GSM) confirming to IS-277 & Supply air duct along with necessary support, flanges etc. as required and as per IS-655 standards of following gauges (Make- Tata/Sail/Jindal)
For 22 SWG
For 24 SWG
Supply and fixing acoustic lining of supply air duct and plenum with 10mm thick open cell Nitrile rubber (Class O) of density 140Kg/cum-160Kg/cum insulation with cadmium plated nuts, bolts, stick pins, CPRX compound etc. complete as per direction of EIC (Make- UPTwiga/Supreme/Accroflex/ K-flex/Armacell)
Supply and fixing Heat Retardant closed cell Class'O' 19mm thick Nitrile Rubber insulation with AI Foil Faced Outside Supply Air duct as per direction of EIC (Make- Supreme/Armacell/ K-flex/ Accroflex)
Supply and fixing Heat Retardant closed cell Class'O' 13mm thick Nitrile Rubber insulation with AI Foil Faced Outside Return Air duct.as per direction of EIC (Make- Supreme/Armacell/ K-flex/ Accroflex)
Supply & fixing of Liner type AI Powder Coated Continuous Supply Air Grill with motorised VCD as per direction of EIC . ( Make - Premire / Systemair/ Air Enterprise/ Caryaire)
Supply & Fixing of Liner type AI Powder Coated Continuous Return Air Grill without VCD as per direction of EIC . (Make- Premire/ Systemair/ Air Enterprise/ Caryaire)
Supply & Fixing of Fusiable Link Fire Damper, Galvanized Steel Sheet with 125 GSM Zink Coated, Certified by CBRI (U-555, 1995) with minimum fire rating not less than 120min, must be Fusiable Link Spring with 74°C Temerature rating UI Listed. ( Make- Premier/ Systemair/ Air master/ Caryaire)
SITC of heavy duty anti vibrational pad to protect the system from any kind of unwanted vibration.
Supply & Fixing of perforated GI cable tray with perforation not more than 17.5% suspended from ceiling incl. S&F GI connector, 6mm dia MS suspender, bolts & nuts, steel fastener etc. as required of the following size. Incl. Al painting of MS support. 300x50x1.25mm (18SWG)With 25x25x3mm angle iron support
Supplying, fabrication & fixing 03 Nos. M.S. Angle/M.S C chanel of size (75 mm x 75 mm x 6mm) for placing the outdoor unit of 10tr condensing unit & 15.5tr DAC & 40TR AHU incl. drilling 05 nos holes in each Angle including cutting holes into the wall & grouting the same (1: 1 ½ : 3) etc for Air Conditioning Units. Supplying, fabrication & fixing 4 Nos. M.S u-channel of 6 mm thick of size (75 mm x 40 mm x 40 mm) & ISA 50x50x6 mm for making Base Frame table type for installation of 10tr condensing unit & 15.5tr DAC & 8000 CFM AHU incl. drilling 2 nos. holes in each channel.
Charges for Scaffolding arrangement for lifting, shifting and installation of the 70kg ODU and AHU by crane and chain pulley as per direction of the E.I.C
Charges for Major & Miror Civil works required to execute before & after ducting installation and pipeline laying through the rooms incl. repairing of the same as per direction of EIC
Supply,fitting & fixing in position suspended false ceiling with frame work of aluminium hollow section of size 50mm x25mm (2.0mm thickness) combined with aluminium corners of size 38mm x 25mm,suspended by aluminium hollow tube section of size 38mm x 25mm having size of 600mm x 600mm ceiling with aluminium composite panels (ACP) -Interior grade of thickness 3.0mm comprising of protective film,polyester coating,primer,aluminium coil,adhesive film,polyethylene core again with one layer adhesive film,aluminium bottom coating and finally service coating as per manufacturer's specification finished with aluminium screw and silicon sealant complete in all respect including all incidental charges etc.
Supply and fabrication of trapdoor made of allumunium channel and W.P. Plywood for ceiling suspended ductable indoor units maintenance service. (5ftx3ft)
SITC of double layered thick canvass cloth for connecting the mouth of AHU and ductable indoor units with ducting to reduce vibration and noise.
Fresh Air arrangement with necessary filter & Bird screen as per direction of the E.I.C
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