PROVN OF AIR CONDITIONING AT 737 SU C/O AF STN SURATGARH

Supply, Installation, testing and commissioning of Air Cooled floor mounted Package Units having nominal capacity 8.5 TR with hermetically sealed scroll type compressor,DX coil, aircooled fins & tube type Cond., Microprocessor based control panel for operation on refrigerant R-410a/ R407c including copper refrigerant piping, gas charging, electrical interconnection between indoor and outdoor units and M.S. stand for package type outdoor unit and PVC drain pipe complete all as per site requirement.

Supply & Fixing of 22 Gauge Gl sheet ducting with all fittings such as Tee, bends, tunings, vanes, flange etc., made of Gl sheet of Class - VIII as per IS - 277 fabricated as per IS - 655 including suspesnsion and supporting arrangements including, nut & bolts duly insulated with 13 mm thick aluminium foil faced XPE Foam complete all as per site requirement

Supply & Fixing of supply air Grill / diffusers made of aluminium section powder coated with Volume Control damper complete all as per site requirement

Supply & Fixing of return air Grill / diffusers made of aluminium section powder coated without Volume Control damper complete all as per site requirement

Supply & Fixing of fresh air grill with damper made of Gl sheet 18 G complete with bird screen complete all as per site requirement

Supply & Fixing Heavy duty Flexible canvas Connection for package units to duct including, stitching, fixing zib superior quality, including GI strip, MS clamps, nuts & bolts complete all as specified and directed by Engineer-in-charge.

Material & labour for earthing with Galvanised Steel earth plate electrode 60cm x 60cm x 6mm thick buried directly in ground vertically at a depth not less than 2.25metre below normal ground level with top edge of earth plate at a depth not less than 1.5 metre below normal ground level, earth plate surrounded from all sides by 15cm thick packed layer of charcoal dust and common salt filling in alternate layers and electrode connections by using Galvanised Iron strip of 32×6mm as earthing lead (upto the body of the equipment) by means of bolts, nuts, check nuts and washers made of galvanised iron and thimbles and protected by light grade 40mm dia GI pipe connected up to main DB/LT Panel /Test point and GI pipe medium grade 20mm bore for watering and including funnel , wire mesh , RCC pit cover and PCC chamber pit with PCC (1:3:6) type C-2 using 40mm graded stone aggregate, including excavation and earth work in any type of soil , returning , filling in approved soil and disposal of surplus soil to a distance not exceeding 50m all as specified and shown in electrical plate No 3 of SSR 1991(Part-I) complete all as specified and directed. Note : GI strip and protection pipes 40 mm GI light grade up to 7.5 metre is included in unit rate and beyond that the same will be measured separately.

Supplying and laying in ground/ in ducts/in pipes/on cable trays of XLPE aluminum conductor armoured cables of 1.1 KV grade confirming to IS complete with cable tray, clamps, saddles etc, including effecting proper connection to the equipment all as required and specified for 4 C x 25 Sq.mm (aluminum)

Supplying and laying in ground/ in ducts/in pipes/on cable trays of PVC insulated aluminum conductor armoured cables of 1.1 KV grade confirming to IS complete with cable tray, clamps, saddles etc, including effecting proper connection to the equipment all as required and specified for 4 C x 10 Sq.mm (aluminum) for units ( indoor to outdoor connection) complete all as specified and as directed by Engineer-in-charge.

Supply & fixing/laying Gl earth strip 32 mm x 6 mm below ground, in 40 mm Gl pipe wherever required and on surface or in recess for connections etc. complete all as specified and as directed by Engineer-in-charge.

Supply and fixing of GI slotted cable tray 100*50 mm high in 16 SWG. including necessary supports and frame work complete all as specified and as directed by Engineer-in-charge.

Supply & Fixing of 40 mm GI pipes complete all as specified and as directed by Engineer-in-charge.

Supply Electrical insulation rubber sheet as per IS-15652-2006 class A min 2 mm thick , (width 1 mtr x length 2 mtr) complete all as specified and as directed by Engineer-in-charge.

Supply and installation of thermal insulation with PUF/foam material thickness not less than 25 mm on plant room walls complete all as required at site.

Providing & fixing false ceiling at all heights with Semi With perforated 12mm thick micro tegular edged GRG (Glass Fibre With Reinforced Gypsum) false ceiling tiles of Size 595 x 595 mm of approved texture, design and patterns having moisture content less than 2%, humidity resistance of 99%, NRC0.50 to 0.75 as per IS 8225:1987, Noncombustible as per BS 4 76 (part 4 )-1970 and light reflectance of 85% (minimum) to be laid in true horizontal level suspended on interlocking metal T-Grid of hot dipped galvanized iron section of 0.33mm thick (galvanized @ 120 grams per sqm T runners of size 15 x 32 mm of length of length 600mm to form grid module of length 1200mm and secondary intermediate cross-T of size 15 x 32 mm of length 600mm to form grid module of s1ze 600x 600mm, suspended from ceiling using galvanized mild steel items (galvanizing @ 80 grams per sqm) i.e 50mm long, 8mm outer diameter M-6 dash fasteners, 6mm dia fully threaded hanger rod upto 1000 mm length and Lshape level adjuster of size 85x25x2mm. Galvanised iron perimeter wall angle of size 24x 24x0.40mm of length 3000 mm to be fixed on periphery wall I partition with the help of plastic rawl plugs at 450 mm center to center and 40mm long dry wall wood screws. The work shall be carried out as per specifications and as per directions of the Engineer-in-charge.

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