Construction of International Standard Hockey Field and Grass Embankment Galleries at Vivekananda Yuba Bharati Krirangan-SITC of VRF Air-Conditioning System.

Amount

Supply of Air cooled VRF 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/ Blue Star/ Hitachi/ Toshiba/ Carrier/Voltas/Daikin). 32 HP

Do---Do----Do 36 HP

Do---Do----Do 24 HP

Supply, Installation, Testing & Commissioning of VRF Indoor Units & accessories: (Make: Similar to the make of VRF ODU unit) 3.5 KW cooling capacity indoor unit in High wall mounting type with 360 CFM or better with minimum three steps speed regulator, with chordless remote and noise level less than 36 db.

Do---Do----Do 5.6 KW cooling capacity indoor unit in High wall mounting type with 540 CFM or better with minimum three steps speed regulator, with chordless remote and noise level less than 38 db.

Do---Do----Do 7.0 KW cooling capacity indoor unit in High wall mounting type with 650 CFM or better with minimum three steps speed regulator, with chordless remote. and noise level less than 46 db.

Do---Do----Do 11.2 KW cooling capacity indoor unit ductable type ceiling suspending or wall mounting type with 1200 CFM or better with minimum three steps speed regulator, noise level less than 48 db with chorded and chordless remote.

Do---Do----Do 14 KW cooling capacity indoor unit ductable type ceiling suspending or wall mounting type with 1600 CFM or better with minimum three steps speed regulator, noise level less than 52 db with chorded and chordless remote.

Supply, Installation, Testing & Commissioning of Refrigerant copper "Y" 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 VRV/VRF 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. Ф54 MM(16 SWG or 1.62 mm)

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 Ф44.45 MM(16 SWG or 1.62 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 Ф25.4 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) 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) 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 VRV system including all indoor units,outdoor units,electricals,remotes etc including pressure testing with nitrogen & vaccumasation.

Sheet Metal Ducting with GI Sheet (GI Class VIII - 2018) completed with necessaey support, etc. as per IS 655. (Site Febricated) - 24 G galvanized sheet steel. (Make: TATA/SAIL/JINDAL)

Supply and fixing Flexible double Canvas connection in between duct & cabinet type inline duct mounted fan.

Supply & fixing of Powder coated extruded Alluminium return air grilles/diffuser (Make: Premier/Systemair/Caryaire/Air Enterprise) with lovers but without volume control dampers.

Supply & fixing of Al powder coated extruded Alluminium Supply air grilles/ diffuser (Make : Premier/ Systemair/ Caryaire/ Air Enterprise) with alluminium volume control damper.

Supply & Installation of Duct mounted Cabinet type Inline fan for Toilet Exhaust in vaious location. [Make - Nicotra/ Kruger/Ventilair/Caryaire] 1500 Cfm (10mm wg SP)

Do---Do---Do 2000 Cfm (10mm wg SP)

Do---Do---Do 2500 Cfm (10mm wg SP)

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

Supply, errection & installation of fabricated MS Structure comprised of 'I'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. 150x50x1.25mm (18SWG) (With out angle iron support)

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

Supply and fixing false ceiling at wall height including fixing of frame work made of special sections, power pressed from M.S. sheet and galvanized with zinc coating of 150gms/sq.mt. (both side inclusive) as per IS 277 and consisting of angle cleats of size 25mm wide x 1.6 mm thick with flanges of 27 mm and 37 mm at 1200mm centre one flange fixed to the ceiling with dash fastener 12.5 mm dia x 50 mm long with 6mm dia bolts other flange of clear fixed to the angle hangers of 25x I0x0 50 mm of required length with nuts & bolts of required size and other end of angle hanger fixed with intermediate G.I channels 45x15x0.9 mm running at the spacing of 1200 mm centre to centre, to which the ceiling section 0.5 mm thick bottom wedge of 80 mm with tapered flanges of 26 mm each having lips of 10.5mm, at 450 mm centre to centre , shall be fixed in a direction perpendicular to G.I intermediate channel with connecting clips made out of 2.64 mm dia x 230 mm long G.I. wire at every junction, including fixing perimeter channels 0.5 mm thick 27 mm high having flanges of 20 mm and 30 mm long. The perimeter of ceiling fixed to wall / partition with the help of rawl plugs at 450mm centre ,with 25 mm long dry wall screws @ 230 mm interval, including fixing of gypsum board to ceiling section and perimeter channel with the help of dry screws of size 3sx25 mm at 230 mm clc, including jointing and firlishing to a flush finish of tapered and square edges of the board with recommended jointing compound jointing tapes finishing with jointing compound in 3 layers covering compound, jointing tapes ,finishing wi jointing compound inj layers covering up to 150 mm on both sides joint and two coats of primer suitable for board. *N.B.: (a) 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. (b) Supporting document from the OEM for BOQ Item Sl. No. 1.01 to 1.03 in respect of EER should be uploaded with the bid failing which the bid may be rejected. (c) All equipments/accessories of the VRF HVAC System should be warranted for minimum 1 (one) year from the date of successful commissioning by the Manufacturer. (d) The Agency must procure the materials from the Manufacturer / OEM or from their authorized. Sales channel so that the standard warranty / support of the Manufacturer / OEM becomes applicable to the products to be delivered and installed by them. (e) Documents that authenticates such procurement from the Manufacturer / OEM or from their authorized sales channel and standard warranty / support should be sent from the e-mail of the Manufacturer / OEM / authorized sales channel to the e-mail of Engineer-in-Charge and hard copy of it to be submitted during execution of work / submission of bill. (f) If any refurbished material is supplied and installed, penal action will be taken as per existing rules.

BLUE STAR LIMITED

RS COOLING APPLIANCES

AIR Q SOLUTIONS