Bids Are Invited For Supply, Installation, Testing And Commissioning Of Top Discharge Modular Type Vrf Air- Conditioning System High Efficiency Multiple Dc Scroll Compressor With Dc Inverter, High Efficiency Heat Transfer Cooling Coil Suitable For Environ, Patna-Bihar

Bids Are Invited For Supply, Installation, Testing And Commissioning Of Top Discharge Modular Type Vrf Air- Conditioning System High Efficiency Multiple Dc Scroll Compressor With Dc Inverter, High Efficiency Heat Transfer Cooling Coil Suitable For Environment Friendly R-410A Refrigerant, Air Cooled Type Condenser Fan With Dc Motor Drive, Interconnecting Piping, Insulation Etc., Micro-Processor Control Panel Suitable For Automatic Operation, Active Oil Control Mechanism Incorporating All Safety Functions As Per Technical Specifications. Outdoor Unit Shall Have A Mimumum Of Two Compressors And Each Compressor Shall Run Independently Even Though There Is A Failure In The Other Compressor. The Unit Mounted Starter Panel Shall Be Complete With Ip-55 Protection Consisting Of Power Disconnecting Switches With Fuses, Soft Starters For Compressor Motors, Under / Over Voltage Trip, Three Phase Preventers, Communication Card Which Can Accept 4-20 Ma Or 2-10 Vdc Analog Signal. All Components Shall Be Mounted On Welded Steel Base Frame, Structural Steel Profiles / Panels Made Out Of Galvanized Sheet Steel, Protected With Primary Coat & Finished With Epoxy Paint. Odu Shall Be Capable Of Operating At Temperature Of 56°C Ambient Temperature Without Tripping. Outdoor Unit Should Be Of Make In India. Supply, Installation, Testing And Commissioning Of Hi-Wall Type Vrf Indoor Unit With All Necessary Fittings, Consisting Of Fan & Motor, Coil Section With Dx Coil, Outer Cabinet, Filter, Drain Pan, Cordless Remote Control And Including All Accessories. Cable From Indoor Unit To Socket And Headers Etc. Vrf Indoor Unit Should Be Of Make In India. Supply, Installation, Testing And Commissioning Of Y / T Refnet Joints With Insulation To Connect Indoor Units With Main Header As Per Drawing And Site Condition. ( 1 Set Will Comprise Of 2 Y / T Refnet Joints Each For Sution & Discharge Side ) Supply, Installation, Testing And Commissioning Of Copper Joints For Combining Of Two Outdoor Units Supply, Installation, Testing And Commissioning Including Vaccumiazation And Nitrogen Testing Of Following Nominal Sizes Of Soft / Hard Drawn Copper Refrigerant Piping For Vrv / Vrf System, Complete With Fittings, With Suitable Adjustable Ring Type Hanger Supports, Jointing / Brazing Including Accessories, Insulated With Nitrile Rubber Insulation Of Thickness 13 Mm / 19 Mm As Given Below For Suction And Liquid Lines, All Accessories As Per Specifications Etc. As Required Supplying & Charging Of Additional R-410A Refrigerant Gas In Supplied Vrf Air- Conditioning System Supply & Laying Of Control Cum Transmission Wiring Of Copper Conductor Cable Of 2 Core X 0.75 Sq Mm Along With Conduit For Looping Between Indoor & Outdoor Vrf System. Supply, Installation, Testing And Commissioning Rigid Pvc Piping Complete With Fittings, Supports And Insulated With 9 Mm Thick Closed Cell Elastomeric Nitrile Rubber Insulation Complete Etc. As Required. ( For Drain ) Supply, Fabrication And Installation Of Structural Ms Supports For Outdoor Unit ( All Structural Ms Supports To Have Two Coats Of Primer And Two Coats Of Paint ) Supplying Of Nitrogen Gas For Flushing & Testing Of Refrigerant Circuit To Avoid Any Leakage In Air-Conditioning System Miscellaneous Civil Works To Opening And Closure Of Walls, Anchoring And Support For All Ac Piping. Supplying & Fixing Of Vibration Rubber Pad For Outdoor Units To Avoid Vibration During Machine Running Supply & Fixing Of Copper Cable Required To Supply The Elctricity In Outdoor Units With All Necessary Supports For Laying Of Cable Supply & Installation Of Electrical Panel With Mcb & Necessary Switchgears For Vrf Outdoor Units ( Nearby ) Total Quantity : 1

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