Supply Installation Testing and Commissioning of Air Conditioners of Air Conditioners with Ducting Work in Room No. 504 Server Room at CSIR IGIB Mall Road Delhi 110007

Amount

Dismantling of exit heigh wall split Air Conditioners including their indoor and Out door units, electrical wiring, refrigerant piping etc complete in all respect as required installed in Room No 504 (Server Room) and shifting of the same from site to designated place in the campus building as directed by Engineer In-charge.

Supply, installation, testing and commissioning of Inverter type split Air Conditioners ductable units of cooing capacity in the range of 4.0 to 5.0 TR with refrigerant R410 gas, micro processor based ON/OFF, electrical wiring, single phase preventer, HP/LP cut off etc. complete in all respect, working on 3 Phase power supply and consisting of: a) Air cooled condensing units (Out Door units) with Copper coil , axial flow fan all assembled in a steady sheet metal cabinet complete in all respect. b) Ceiling suspended Indoor units (including hanging supports) with Dx-cooling coil, copper tubes with aluminium fins, centrifugal blower with drive motor, control wiring, cooling thermostat and filters etc. complete in all respect: Capacity between 4 to 5 Tr with R410 Gas

Supply, Installation including vaccumiazation and Nitrogen pressure testing of nominal sizes(as per OEM recommendations) of soft/hard drawn suction and discharge copper refrigerant piping, complete with fittings, with suitable adjustable ring type hanger supports, jointing/brazing including accessories, insulated with XPLE Class-O tubular insulation / with Class-O closed cell astomeric nitrile rubber tubular sleeves sections of specified thickness as given below for Suction and Liquid lines, all accessories as per specifications etc. as required.

Providing and fixing of the communication cable between indoor & outdoor units in pvc conduit as required complete in all respects as per specifications and any other item required to make the system complete. (as per OEM recommendations).

Supply, installation, balancing and commissioning of fabricated GSS sheet metal rectangular/round ducting complete with neoprene rubber gaskets, elbows, splitter dampers, vanes, hangers, supports etc. as per approved drawings and specifications of following sheet thickness complete as required.

0.63 mm thickness

Supplying and fixing of following thickness duly laminated aluminium foil of mat finish closed cell Nitrile rubber (Class "O") insulation on existing duct after applying suitable adhesive for Nitrile rubber. The joints shall be sealed with 50 mm wide and 3 mm thick self- adhesive nitrile rubber tape insulation complete as per specifications and as required.

Supply and fixing of suitable acoustic lining on supply air duct complete as required and as approved by Engineer In-charge and as per specifications

Supply & Fixing of Canvas Connection between indoor unit & duct mouth piece with Flange

Supplying, fixing testing commissioning of Return air diffusers of powder coated aluminium without volume control dampers with anti-smudge ring & removable core. (Size 600mm X 600mm)

Supplying, fixing testing commissioning of supply air diffusers of powder coated aluminium with aluminium volume control dampers with anti-smudge ring & removable core. (Size 600mm X 600mm)

Supplying, & fixing of composite uPVC pipes of nominal sizes (as per OEM recommendations) having rating not less than 10kg/cm2 complete with 9 mm thick nitrile rubber insulation & all necessary fittings such as elbows, tees, reducers U-trap, supports, clamps etc. as per specification & drawings.

Fabricated MS Stand heavy duty as approved by engineer In -charge (coated with two layers redoxide and enamel paint) suitable for outdoor unit with installation including civil work as required

Supply of Suitable Cable Tray with supports

Supply and Installation of Programmable Timer for automatic changing over of operation of AC units