Supply And Installation And Testing And Commissioning Of Vrf Type Inverter Ac System

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Supply And Installation And Testing And Commissioning Of Vrf Type Inverter Ac System , Supply & Installation & Testing & Commissioning Of Vrf Type Inverter Ac System , ( I ) Part-A ( High Side ) Inverter Technology Based 18 Hp Vrf Type Air-Cooled Duct-Able Split Air-Conditioning Systems Outdoor Units Of Capacity 14 . 4 Tr Each Equipped With At Least Two Nos . Dc Inverter Scroll Compressor , I Heat Exchangers , Fan And Drive Motors And Starters With Overload Protection For The Same . , ( Ii ) Vrf Duct-Able Type Indoor Unit With Individual Controller For Cooling Application Equipped With Liquid Line Filter , Expansion Valve , Cooling Coil , Air Filters , Blowers And Drive Motors And Starters With Overload Protection For The Same . ( A ) The Indoor Unit Of Cooling Capacity Of 8 . 0 Tr Each , ( B ) The Indoor Unit Of Cooling Capacity Of 4 . 0 Tr Each , ( Iii ) Refnut ( Y ) Joint Odu- Odu , Refnut ( Y ) Joint Idu- Idu , Part-B ( Low Side ) ( I ) Two Length Duly Insulated Copper Piping Of Suitable Size To Interconnect The Indoor And Outdoor Units , ( Ii ) Ms Epoxy Coated Base Frame & Vi Pads For Installation Of Outdoor Unit , ( Iii ) Upvc Suitable Drain Water Piping Insulated With 19 Mm Thickness Of Nitrile Rubber Insulation , ( Iv ) Ducting , Grills , Diffusers , Dampers , Insulation , Canvas , Stands Etc ( A ) Supply , Installation , Balancing And Commissioning Of Factory Fabricated Gss Sheet Metal Ducting ( Sheet May Be Make Of Tata/ Sail/ Jindal/ Ispat ) Complete With Neoprene Rubber Gaskets , Elbows , Splitter Dampers , Vanes , Hangers And Supports As Per The Requirements At The Site Locations , Needed Duct Are As Bellow:0 . 63 Mm Thick Sheet Duct , 0 . 80 Mm Thick Sheet Duct , 1 . 00 Mm Thick Sheet Duct , ( B ) Supply And Fixing Of Powder Coated Extruded Aluminum Grills With Volume Control Dampers , ( B1 ) Supply And Fixing Of Powders Coated Extruded Aluminum Grills Without V . C . , ( C ) Supply , Fixing Testing Commissioning Of Supply Air Diffuser Of Powder Coated Aluminum With Aluminum Volume Control Dampers With Anti Smudge Ring And Removable Core . , ( D ) Supply , Fixing Testing Commissioning Of Return Air Diffuser Of Powder Coated Aluminum Without Volume Control Dampers With Anti Smudge Ring And Removable Core . , ( E ) Supply And Fixing Of Acoustic Lining Of Duct With Open Cell Nitrile Rubber Densely Applied By Adhesive Confirming To Standard Specification As Below:Thickness Of 6Mm , Thickness Of 9Mm , ( F ) Supply And Fixing Of External Thermal Insulation On Supply Air Duct With Closed Cell Crossed Link Polyethylene Foam Of 13 Mm Thickness And With Factory Laminated Al Pe Foil , ( G ) Supply And Fixing Of Fire Retardant Canvas Connection , ( H ) Supply And Fixing Of Channel Support For Copper Piping , ( V ) Supply , Fixing , Testing And Commissioning Of Main Electrical Panel With Suitable Incomer And Outgoing With Indicated Switch , Push Button And Mcbs , Starters And Overload Protectors For Each Motor Of Fan , Blower And Compressors Etc . Complete In All Respects . , ( Vi ) Power And Control Wiring ( A ) Supply And Laying Of Suitable Power Cable With End Connection :4 Core X 10 Sq . Mm , 4 Core X 16 Sq . Mm , ( B ) Supply And Laying Control Cum Transmission Shielded Wiring Between Odu To Idu Of Copper 3Core X 1 . 5 Sq . Mm With Pvc Conduit With Earthing , ( C ) Installation , Testing , Commissioning And Other Miscellaneous Items I . E . Refrigerant For Topping Up In Piping And Other Works Left To Install The Indoor & Outdoor Roof Ac System , ( D ) Supply , Fixing , Testing Of Air Curtain For Door Length Upto 2 Meter Along With Switches And Other Required Controls .