SPECIAL REPAIR TO 06 NOS VRF PLANTS AT INHS ASVINI UNDER AGE (I) ASVINI(2nd CALL)

Amount

Outdoor Unit: Supply, Installation, Testing & Commissioning of Modular type 100% All Inverter Variable Refrigerant Flow Outdoor units comprising of Hermetically sealed INVERTER Variable Speed Scroll compressors. The unit shall comprise of high efficiency, low noise condenser fan with guard and motor, heat exchanger and coated fins for increased durability. The casing shall be powder coated and the unit shall be provided with liquid line strainer, catch all drier, thermostats etc. suitable for interconnecting with any type of indoor units with cordless remote controller. The ODU & IDU shall be integrated with special super wiring system with the central monitoring control. The unit shall be factory wired and tested before despatch. The operating refrigerant shall be R410A only.The unit shall be BMS compatible with MODBUS protocol. Outdoor should give 100% Capacity at 43 Deg C Ambient Temperature. The COP of the Outdoor units should be more than 3.6 at design conditions complete all as specified and as directed. Make:- Bluestar/ Daikin/ Mitsubishi/ Carrier/ LG as approved by GE/ AGE(I)

52 HP (26 HP + 26 HP)

56 HP (28 HP + 28 HP)

60 HP (24 HP + 24 HP + 12 HP)

42 HP (28 HP + 14 HP)

Indoor Units: Supply, Installation, Testing & Commissioning of VRF based 4 Way Cassette unit with minimum tonnage capacity mentioned below. The unit should be complete with Fan section with Fan/Cooling Coil suitable for R410A With electronic expansion valve, return air filter, insulated drain tray and necessary controls complete all as specified and as directed Make:- Bluestar/ Daikin/ Mitsubishi/ Carrier/ LG as approved by GE/ AGE(I)

Remote Control

Supply of Cordless Remote Controller for all IDUs including adaptors, power/ control cabling, accesssories etc complete all as specified and as directed

Supply of Central Remote controller for all IDUs including adaptors, power/control cabling, accessories etc complete all as specified and as directed

Supply, installation, testing & commissioning of special refrigerant 'Y' joints/Refnets for VRV /VRF system as per standard specifications complete all as specified and as directed.

Supply, installation, testing and commissioning of All refrigerant piping between indoor & outdoor units using eddy current free Copper pipes and fittings like elbows, couplers, tee joints, brass fittings, "U" loops, expansion loops etc. Supports consisting of GI box / "C" sections & female anchor fasteners with full threaded GI rods at a regular interval of 1 metre each, insulation of suction / liquid pipes using 19 mm thick elastomeric closed cell Nitrile Rubber insulation material and covered with Al. foil (Exposed copper Piping Should be Al. Foil & not exposed copper piping without Al.foil) & having class "O" for fire properties, structural clamps with hard PVC pipe sleeves under the clamps to protect insulation at supports, .Making up of any leakages occuring during testing / commissioning. GI BOX type cable tray 150 mm wide for supporting refrigerant piping in shafts / terrace, complete with supports. (Min 1.2mm Thickness) C- type Cover for cable tray, made out of 16 G GI sheet, to protect refrigerant pipe insulation on terrace. All piping shall be pressure tested for 1.5 times the working pressure complete all as specified and as directed. Make:- MANDEV/RAJCO/MEHTA/MAXFLOW

9.5 mm O.D. (insulation : 13 mm) (0.80 mm thickness)

12.7 mm O.D. (insulation : 13 mm) (0.80 mm thickness)

15.9 mm O.D. (insulation : 13 mm) (1.00 mm thickness)

19.1 mm O.D. (insulation : 13 mm) (1.00 mm thickness)

22.2 mm O.D.(insulation : 19 mm) (1.00 mm thickness)

28.6 mm O.D.(insulation : 19 mm) (1.00 mm thickness)

34.9 mm O.D.(insulation : 19 mm) (1.2 mm thickness)

41.3 mm O.D.(insulation : 19 mm) (1.43 mm thickness)

Supply and topup of Refrigerant R410 complete all as specified and as directed

Supply and laying with commissioning and testing XLPE insulated, armoured heavy duty electric cable with Copper conductor, 1100 volts grade of size 10sqmm x 4 core laid in ducts, passing through pipes, fixed on walls complete including connecting properly by means of clamps, thimbles and taking out old u/s damaged cables complete all as specified and as directed.

All as per item No 7.00 but size 16 sqmm x 4 core.

Supply and fix and testing and commissioning of communication cable of size 1.5 Sqmm 3 core, non polarity cable with end termination between indoor to outdoor units, communication cabling between the individual controllers to the main central controller with suitable size PVC Conduits incl accessories etc, and taking out old u/s damaged cables complete all as specified and as directed.

Supply, installation testing and commisioning of drain pipe for indoor units hard PVC pipe for the size of 25mm to 40mm dia complete fittings with accessories etc, including 6mm armaflex class "0" insulation and taking out old u/s damaged PVC Pipe with insulation complete all as specified and as directed.

Supply and fix perforated cable tray of size 300mm x 50mm and 2.0mm thick painted powder coated pre galvanised hot dipped complete all as specified and taking out old u/s damaged cable tray.

Supply and Fixing of MCB single pole neutral sheet metal enclosure double door DB 12 way with 200 Amps rated bus bar for each phase, 240V completee with din rail, neutral and earthing bar complete all as specified and as directed

All as per item No 12 above but 16 way

Supply and fix MCB SPN 240V AC 10 A complete all as specified and as directed

Maxcool Solutions Pvt.Ltd

AIRFRAME

M/s Krishna Refrigeration

Shree Ayyappa Engineering

somnath engineering corporation

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