Name of Work:- Proposed site preparation work for CT Scanner Machine at Basement Main Building - HVAC (Mechanical) Works | Sl. No. | Item Description | |
| 1 | Supply, installation, testing and commissioning of Ceiling suspended Air-cooled Ductable unit each comprising an air cooled condenser with Superhydrophobic coating, Hermetically sealed compressor, condenser fan, Cooling thermostat with wiring etc. with outer casing and indoor unit consisting of DIDW forward curve Blower, fan motor DX cooling coil 3 row deep or as per manufacturer std with Copper tubes shall of minimum 0.25 mm thickness, nominal dia minimum 7 mm and Aluminium fins 13-18 fin/finch, thickness minimum 0.105 mm with Superhydrophobic coating, outer casing, filter, control and power panel with remote, Silicon Based Fire retardant canvass connection etc. Necessary Power Cabling and earthing from incomer to AC units, first fill of refrigerant and oil, supports, canvas connection etc. The indoor and outdoor units shall be with structural steel supports, angles, rods etc. The unit capacities shall be after taking deration into account due to copper piping lengths. Fins and copper tubes of Air Cooled Condenser along with copper tubing/ piping with all joints and U-Bends exposed to atmosphere/ aggressive ambient, shall be painted with special Corrosion prevention coating either in factory or at site. R-410a refrigerant shall be provided. DX Coil- 3 row deep or as per manufacturer std intertwined DX condensing coils with Copper tubes shall of minimum 0.25 mm thickness, nominal dia minimum 7 mm and Aluminium fins 16- 18 fin./inch, thickness minimum 0.105mm, Coil size shall be selected for air velocity of 350 ft/minute & velocity across filters at 350 ft/minute. The quoted price shall also include supports, clamps, fittings, connections, sleeves, supports, MCB, power cabling etc from main panel to the unit. Housekeeping and Disposing all type of generated debris and scrap out of TMH is deemed to be included in this item cost.Make: Trane, Mitsubishi, Daikin | | 2 | 4Tr Aircooled ductable Air Conditioner (CT scan server roon near Service building) | | 3 | Supply, installation, testing and commissioning including vaccumization and Nitrogen testing of following nominal size 18G copper refrigerant piping for package/ Ductable AC system, complete with fittings with suitable supports, jointing/ brazing including accessories. | | 4 | Suction line- 5/8 & Liquid line- 1/2 or as per OEM recommended refrigerent copper piping with nitrile rubber insulation sleeve. | | 5 | Supply, installation, balancing and commissioning of factory fabricated GSS sheet ducting with Companion flange joints girth angle and MS angle of 50 mm x 3 mm.Metal rectangular/round ducting complete with neoprene rubber gaskets, elbows, splitter dampers, vanes, G.I. hangers, G.I. Angle supports etc. as per approved drawings and as per specifications of following sheet thickness complete as required. Make- Jindal / Sail / Tata | | 6 | 22Gauge GI ducting | | 7 | SITC of 25 mm thick thermal Insulation with Closed Cell Elastomeric Nitrile Rubber with Density 40 to 55KG & Thermal conductivity shall not exceed 0.035 W/(m. K) at mean temperature of 0C as per EN 12667.Covering material shall be of multiple layered laminate of polymeric material reinforced with scrim with a special UV protection with Black colour. Mat FINISH, 380 ± 20 GSM as per ASTM D 646. &ASTM E 252 and have good UV resistance as per ISO 4892-2 Method A tested for 1000 Hrs, the tensile strength of >5 MPa in MD & CD as per ASTM D 638 – All INSULATION SHALL BE WETTED WITH MANUFACTURER. Exposed Joints to be seal with recommended sealant. Make - Armaflex/Vidoflex/Fireflex/ALP | | 8 | Supply, installation, testing and commissioning of GI volume control duct damper complete with neoprene rubber gaskets, nuts, bolts, screws linkages, flanges etc as per specifications. Make- Dynacraft, Cosmos, System Air, Trox | | 9 | Supply, fixing, testing and commissioning of supply air diffuser of powder coated AL with AL volume control damper with anti smudge ring & removable core.Make- Dynacraft, Cosmos, Systemair, Trox | | 10 | Supply, fixing, testing and commissioning of Return air diffuser of powder coated AL without AL volume control damper with anti smudge ring & removable core.Make- Dynacraft, Cosmos, Systemair, Trox | | 11 | Supply and Fixing of Extruded AL powder coated Linear Grill with 4 side flanges and AL Box Damper. Make- Dynacraft, Cosmos, System Air, Trox | | 12 | S/F of canvas Piece According to Duct size. | | 13 | Supply, Installation of Under-deck Roof insulation with COA-25MM/EDU-BK12 Nitrile Rubber Insulation Insulation shall be Closed Cell Elastomeric Nitrile Rubber with Density 40 to 55KG & Thermal conductivity shall not exceed 0.035 W/(m. K) at mean temperature of 0C as per EN 12667.Covering material shall be of multiple layered laminate of polymeric material reinforced with scrim with a special UV protection with Black colour. Mat FINISH, 380 ± 20 GSM as per ASTM D 646. &ASTM E 252 and have good UV resistance as per ISO 4892-2 Method A tested for 1000 Hrs, the tensile strength of >5 MPa in MD & CD as per ASTM D 638 – All INSULATION SHALL BE WETTED WITH MANUFACTURER. Exposed Joints to be seal with recommended sealant. In addition Insulation to be screwed to the ceilig with SS screw PVC rawal plugs, PVC washers etc. Make : Armaflex, Vidoflex, Fireflex, ALP | | 14 | Structural steel work : With M.S.channel, M.S.angle, M.S. plate at all levels including supplying, cutting, fabricating, welding or bolting, errecting and fixing in position including painting with a primary coat of approved amke Zinc Chromate primer, including cost of materials labour directed by engineer in charge with two coats of enamel paint. Neccessary arrangement of scaffolding to be made by vendor. Vender shall take all safety precaution while execution of work. Make - Tata / Jindal | | 15 | SITC of Split AC's 2 TR Inverter 5 star Including Std 3 mtr.Copper piping, cable and drain piping. Units should be with 100% Copper condenser and copper evaporator coils. Should work at 52 degree Ambient Temp.Make - Mitsubishi, Daikin, Voltas. | | 16 | SITC of extra copper piping supply and return pipe with insulation for 2TR split AC. | | 17 | SITC of flexible 3C x 2.5 sq mm flexible cable.Make- Polycab/RRK/Finolex | | 18 | Supply and Installation of 5 mm wall thickness PVC drain piping for Split AC with all fittings and supports, saddle, pressure clamps etc.Pipe size- 32 Dia | | 19 | Removing of Old split Acs (including indoor & outdoor by pumping down) | | 20 | Labour for duct dismentling and shifting to given location. Please Enable Macros to View BoQ information |
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