WBPWD/EE/BED/e-NIQ-35/2025-26

Amount

Supply, Installation, Testing & Commissioning of Air cooled VRF/VRV top discharge type Outdoor Unit each comprising of variable speed all inverter controlled scroll/rotary compressor, air cooled copper condensor with protective coated fins, mounting frame, micro processor control panel and other standard accessories according to OEM standard. The unit shall be suitable for operation with R-410A refrigerant. Minimum EER at 100% load & at minimum 35 degree centigrade ambient condition should not be less than 10 (Ashree standard table 6.8.1 L). Nominal capacity of outdoor units in BOQ at climatic condition of Kolkata taking into considertion of ambient corretion factor as per OEM standard to deliver inside temperature condition @22 ± 2 degree centigrade. The outdoor unit should either be a single module or combination of mutiple modules and each of the module should contain multiple variable speed inveter type scroll or rotary compressors. The rate is inclusive of anti vibration foot pad, Y conectors at ODU side if any. (Make : Mitsubishi Electric/Mitsubishi Heavy/O-General/Daikin). as per choice of EIC. 44 HP (12+14+18HP) Do---Do----Do 12 HP

Do---Do----Do 14 HP

Do---Do----Do 18 HP

Supply, Installation, Testing & Commissioning of VRF/VRV Indoor Units & accessories: (Make: Mitsubishi Electric/Mitsubishi Heavy/O-General/Daikin the make of VRF/VRV) as per choice of EIC. 3.6 KW cooling capacity indoor unit in 4-Way Compact Cassette type with 335 CFM or better with minimum three steps speed regulator, with chordless remote and noise level less than 36 db.

4.5 KW cooling capacity indoor unit in 4-Way Compact Cassette type with 388 CFM or better with minimum three steps speed regulator, with chordless remote and noise level less than 36 db.

5.6 KW cooling capacity indoor unit in 4-Way Compact Cassette type with 459 CFM or better with minimum three steps speed regulator, with chordless remote and noise level less than 36 db.

7.1 KW cooling capacity indoor unit in 4-Way STD. Cassette type with 671 CFM or better with minimum three steps speed regulator, with chordless remote and noise level less than 36 db.

11.2 KW cooling capacity indoor unit in 4-Way STD. Cassette type with 1024 CFM or better with minimum three steps speed regulator, with chordless remote and noise level less than 36 db.

14.0 KW cooling capacity indoor unit in 4-Way STD. Cassette type with 1235 CFM or better with minimum three steps speed regulator, with chordless remote and noise level less than 36 db.

Supply, Installation, Testing & Commissioning of Refrigerant copper "T" Joints with copper brezzing with nitrile rubber insulation of adequate thickness.

SITC of the of following nominal size of soft/ hard drawn copper refrigerent piping System including vaccumiazation and Nitrogen of testing for VRF/VRV AC system, complete with fittings, with adjustable ring type hanger supports, jointing/ brazing including accessories as required at site & approved by EIC, duly insulated with XLPE class -O tubular closed cell elastomeric nitrile rubber insulation (Make : Armacell/ K-flex/ Aeroflex/ A-flex) of 13mm thickness upto 15.9 mm OD Cu pipe & above 19mm thick insulation for higher sizes Cu pipes. Do---Do----Do Ф41.3 MM(17 SWG or 1.43mm)

Do---Do----Do Ф38.1 MM(17.5 SWG or 1.3 mm)

Do---Do----Do Ф31.8 MM(18.5 SWG or 1.1 mm)

Do---Do----Do Ф28.6 MM(19 SWG or 1 mm)

Do---Do----Do Ф22.2 MM(19 SWG or 1 mm)

Do---Do----Do Ф19.05 MM(19 SWG or 1 mm)

Do---Do----Do Ф15.9 MM(19 SWG or 1 mm)

Do---Do----Do Ф12.7 MM(21 SWG or 0.8 mm)

Do---Do----Do Ф9.53 MM(21 SWG or 0.8 mm)

Do---Do----Do Ф6.35 MM(21 SWG or 0.8 mm)

Supply & laying/ fixing of control cum transmission wiring with 3 core 1.5 Sqmm PVC insulated and sheathed copper conductor cable (Make : Havells/ Polycab/ Gloster/ RR Kabel/ KEI) through 20mm dia FR type PVC rigid conduits on existing cable tray / on wall as necessary (Make : Precision/ Polycab/Std. Make) for interconnection between IDUs & ODUs and IDUs and Remotes (if requires).

Supply and Laying of Rigid PVC Drain Pipe (Medium Class)with respective fittings ,proper supports at 5 feet interval and duly insulated with 6 mm thick closed cell nitrile rubber insulation. (Make : Oriplast/ Supreme/ Filolex/ Ashirbad/ Astral) Do---Do---Do 25 mm dia

Do---Do---Do 32 mm dia

Supply and Pouring of R410A refrigerant gas for entire system including Testing and commissioning of complete VRF/VRV system including all indoor units,outdoor units,electricals,remotes etc including pressure testing with nitrogen & vaccumasation.

Supply & fixing of 415V 63 Amp 4 Pole RCCB with 300mA [Make -Legrand/ Siemens/ ABB/ L&T] Sensitivity, for VRF/VRV Outdoor Units with suitable size & water proof IP65 GI prefabricated encloser box with rubber gasket.

Supply, errection & installation of fabricated MS Structure comprised of C'section Beam for foundation legs, 'C' channel structure, 6 mm chequered plate for platform suitable for mounting Outdoor unit including painting by anti-corrosive paint over RO primer, as per direction of EIC.

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. Do--Do--Do 150x50x1.25mm (18SWG) (With out angle iron support) as per GS.

Do---Do---Do 300x50x1.25mm (18SWG) (With 25x25x3mm angle iron support) as per GS.

Note:- Rate should be quoted inclusive of all taxes and duties including GST.

NATIONAL AIRCON (BID ID -6700443)

S.R. REFRIGERATION AND APPLIANCES (BID ID -6722195)