Centre For Railway Information Systems Tender

Description:- Supply, Installation, Testing And Commissioning Of Floor Mounted Double Skin Air handling Unit (ahu) Of 25000 Cfm With Following Features:- I). Frame Shall Be Self Supporting Hollow extruded Aluminium Thermal Break Profile; Ii). Outer Skin Not Less Than 0.8 Mm Pre-coated Gi And inner Skin Not Less Than 0.8 Mm Plain Gi; Iii). Chilled Water Cooling Coil Section Should Be 6 Row Deep and Copper Tube Thickness Not Less Than 0.41 Mm And Outside Dia. Not Less Than 12.7mm; Iv). Working fluid - Chilled Water; V). Fins Spacing - 10 To 13 Fins Per Inch. Or 4 To 5 Fins Per Cm.; Vi). Fan Section Of backward Curved Plug Fan Direct Driven With Ec Motor With Inbuilt Vfd; Vii). Filter Section For 50 Mm thickpre-filter(boxtypeorasrecomendedbyoem);viii).flexibleconnectionshouldbefire retardent Double Canvas; Ix). Drain Pan And Insulation- 18 Gauge Stainless Steel Shall Insulate With 13mm Thick Nitrile Rubber Insulation. X). Temperature Gauge For Inlet And Outlet Chiller Pipe Line. Xi). pressure Gauge For Inlet And Outlet Chiller Pipe Line.