SPECIAL REPAIRS TO AIR CONDITIONING OF SIMULATOR ROOM OF AOP AREA UNDER GE NASIK ROAD CAMP

Amount

DX AIR HANDLING UNITS :- Supply, Installation, Testing and Commissioning of factory built floor mounted DX double skin type air handling units made of 43mm thick panels consisting of GI casing of thickness 0.6mm inside layer with polyurethene foam (PUF) insulation factory injected between them injection mouding machine, backward curve fan complete with blower section with blower suitable for static pressure as detailed below minimum 2 bend GSS/PVC eliminators, cooling coil section with aluminium finned copper tubes (tube thickness not less than 0.5mm ) cooling coil, filter sections with 50mm thick washable synthetic type air pre-filters, belt drive package with TEFC drive motor suitable for 415+/- 10% volts, 50 Hz , 3 Phase , AC supply , Drain connections, stainless steel drain pan thermometers and pressure gauges at the inlet and outlet of coil, necessary arrangement etc all as specified and directed of following :- Make : Carrier/Zeco/ Blue Star/ Bhupathy/ Voltas.

(a) Aviation Simulator Cabin :- (a) 10000 CFM/65-70mm SPWG/4/6 Row DX cooling coil filtration 10 micron

(b) Insulation of DX AHU

Condensing Unit DX Type :- Supply and installation of DX type outdoor units of 11 TR capacity with scroll compressor complete with ecofriendly refrigerant, cooling mode, special pre-coated fin type heat exchanger with anti corrosion coating, Accumulator etc ( Gas R410a/407c) all as specified and directed by Engr-in-Charge. (Note : Refrigerant will be measured and paid separately)

Piping and Distribution System, Insulation and Grills :- Supply, Laying , fixing, testing and commissioning of appropriate nominal sizes of refrigerant supply and return (pair) piping alongwith necessary supports, hangers, clamps, vibration isolators and fittings. Note : The scope includes insulation of pipe with 19mm thick nitrle rubber. Make of Pipe : Tata/ Jindal/ Zenith. Nitrile rubber : Cosmos/ Supreme/ KFlex/ Armaflex.

GI Ducting ( Supply & Return ) :- Material and labour for installation, testing and commissioning of factory fabricated GSS ducting of the following thickness TDF flange including necessary supports, adjustable dampers, vanes etc all as specified and directed by Engr-in-Charge. Make : Sail/ Tata/ Tisco/ Jindal.

Insulation :- Supply, installation of insulation for Supply and return Air ducting all as specified and directed. Make : Spintex/ Uptwiga/ Beard shell/ FGP/ LLOYDS.

Supply and installation of powder coated aluminium supply and return air diffusers / Grills all as specified and directed. Make : Cocmos/ Ravi Star Sachin/ Mapro/ Zeco/ Wave/ Cary Aire/ Servex.

Supply and fixing volume control dampers made out of 18 G GSS all as per manufacturer / OEM recommended.

Supply and fixing fire dampers with 90 min rating all as specified and directed. Make: Sagar Air hyderabad/ Cary-Aire/ Bhoopathy Industries.

Supply and fixing fusible link all as per manufacturer / OEM recommended.

Supply and fixing flexible canvass connection all as per manufacturer / OEM recommended.

Supply and installation of insulated PVC condensate drain pipe of 40mm dia size all as specified and directed. Make : Sudhakar/ Nandi/ Avon Plast/ Kalinga/ Finolex.

Supply and fixing slight glass all as per manufacturer / OEM recommended.

Supply and fixing expansion valve kit with hand shutt off valve with drier all as specified and directed. Make : Advance/ Audco/ Kirloskar/ Leader/ Intervalve.

S&F Cross arms ,bracings,supports,clamps and back plate fabricated from structural steel sections including nuts ,bolts, in any shape or size as indicated or directed and inclusive of two coat of aluminium paint over a coat of red oxide all as specified and directed.

Supply and fixing Anti-vibration pad for condension and AHU all as per manufacturer / OEM recommended.

Supply and fixing Electrical indoor panel for AHU wall mounting type cubical sheet metal of 2 mm thick CRCA sheet electrical panel with incoming MCCB of 160 Amp, FP, 36 KA - 01 Nos and MPCB 20 Apm 01 Nos, Contactor 32 A Vtg 230 VAC - 06 Nos, 9Amp - 01 Nos, Timer - 0 to 30 Sec - 01 Nos, MCB 6 Amps SP - 04 Nos Aux Contact 1 NO + 1 NC - 03 Nos, MCB 32 Amps FP , 10 KA - 05 Nos, Energy meter 415 VAC - 01 Nos, with one spare for condensing unit and for AHU fan incl suitable starter complete with indication lamp of 10000 CFM all as specified and directed.

Supply and fixing of PVC insulated copper conductor 4 core 4 Sqmm electrical cable all as specified and directed.

Supply and fixing of PVC insulated copper conductor 4 core 10 Sqmm electrical cable all as specified and directed.

Supply and fixing of PVC insulated copper conductor 6 core 1.5 Sqmm electrical cable all as specified and directed.

Supply and installation of Suitable size GI cable tray all as specified and directed. Make : Slotco/ Pilco/ Ricco/ Legrand.

M & L for Earthing complete with galvanized steel earth plate electrode 60 cm X 60 cm X 6.3 mm thick buried directly in ground (earth pit not less than 2.25 mtr deep below normal ground level) with top edge of plate not less than 1.5 mtr below ground level connecting to the GI wire 4.0 mm dia, by means nut bolt, nuts, check nuts and washer of the GI Earth wire protected by provision of GI light grade pipe 15 mm, GI light grade 20 mm bore pipe for watering perforated at bottom 1.75 mtr long placed on top edge of earth plate, common salt and charcoal filling, taste point made out of phosphorus bronze with fixing arrangement, funnel, wire mesh and earth work in hard/dense soil, returning filling in and removal of surplus soil to a distance not exceeding than 50 mtr, all as per electric plate No 3 of SSR Part I 2009 and connection to earth test point all as specified incl testing on completion”.

Supply and fixing of GI earth wire of 4 mm dia.

Supply and Filling Gas Top as required and all as per manufacturer / OEM recommended.

Labour only for loading, unloading, lifting & shifting of all system with accessories all as speciifed.

M&L for dismantling of false ceiling of the all AHU units and complete area below existing ducting and fixing of complete falls ceiling as it is and fixing all canles/ wiring on ceiling in its position incl provn of different types wire of existing size incl taking down existing AC plant with comprssor condensing unit all pump and motors cooling tower and fixing all cables/wiring above the false ceiling in its position all as specified and directed.

Excavating in post holes (or similar holes) each n exc 0.5 cu. m, getting out, returning, filling in and ramming earth or broken rubble mixed with earth around, in layers not exceeding 25 cm, all as specified and directed.

Removing excavated material n exc. 50m and depositing where directed at a level n exc. 1.5 m above the starting point

M&L for cement concrete 1:4:8 type D-2 (Using 40mm graded stone aggregate) in foundation filling and mass concrete complete all as specified and directed.

M&L for Steel work in tubular trusses including special shaped washer etc. complete using ERW or induction butt welded tubes conforming to I. S.1161- 1979 grade St.-240 all as specified and directed.

S&F Rolled sections as in main and cross beams, hip and jack rafters; purlins where connected to common rafters and running rails and guides for sliding doors; fixed with angle cleats or other connecting plates all as specified and directed.

S&F Pre- painted galvatume aluminum zinc coating GI based corrugated steel sheet 0.50mm thick of any colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws as specified

M&L for painting of new or previously untreated surfaces including priming with redoxide, zinc chrome alongwith two coat of synthetic enamelled paint for surfaces of any description, over 10cm in width or girth, not otherwise described complete all as specified and directed.

Shree Ayyappa Engineering