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| 1 | Supply, Installation, Testing and commissioning of new factory built floor mounted chilled water double skin type horizontal air handling unit made of 25mm thick Panel Thermal Break profileconsisting of pre plasticized G.I. casing of thickness 0.8mm outside layer (pre painted) and 0.8 mm GI inside layer with polyurethane foam (PUF) insulation factory injected between them by injection moulding machine, Box type pre filter section with pre filters of EU-4 filteration level,Flange type fine filter with rigid type fine filter of EU-7 filteration efficiency mounted on common framechilled water section with 6 RD chilled water cooling coilwith 2RD hot water coil having copper tube of 0.41mm thick and 0.15mm thick Aluminium sinwave fins with MS headers. complete withDIDW Backward curved blower section with blower suitable for static pressure (125mmwg)with TEFC squirrel cage induction motor of high efficiency IE-3 motor suitable for 415 ± 10% volts, 50Hz, 3 Phase AC supply, drain connections, stainless steel (20SWG) drain pan with 13mm thick nitrile insulation insulation. Flange type HEPA filter with of EU-13 filteration efficiency, necessary vibration isolation arrangement etc.. complete as per specification and of following capacities including less credit for dismantled material. |
| 2 | (a) 11500 CFM Supply air with 125mm static pressure |
| 3 | Supply, Installation, Testing and commissioning of new factory built floor mounted chilled water double skin type horizontal air handling unit for 100% fresh air unit for OT area made of 43mm thick Panel Thermal Break profileconsisting of pre plasticized G.I. casing of thickness 0.8mm outside layer (pre painted) and 0.8 mm GI inside layer with polyurethane foam (PUF) insulation factory injected between them by injection moulding machine, Box type pre filter section with pre filters of EU-4 filteration level,Flange type fine filter with rigid type fine filter of EU-7 filteration efficiency mounted on common framechilled water section with 8 RD chilled water cooling coilwith 2RD hot water coil having copper tube of 0.41mm thick and 0.15mm thick Aluminium sinwave fins with MS headers. complete withDIDW Backward curved blower section with blower suitable for static pressure (125mmwg)with TEFC squirrel cage induction motor of high efficiency IE-3 motor suitable for 415 ± 10% volts, 50Hz, 3 Phase AC supply, drain connections, stainless steel (20SWG) drain pan with 13mm thick nitrile insulation insulation. Flange type HEPA filter withof EU-13 filteration efficiency , necessary vibration isolation arrangement etc.. complete as per specification and of following capacities including less credit for dismantled material. |
| 4 | (a) 3500 CFM Supply air with 125mm static pressure |
| 5 | Supply, Installation, Testing and commissioning of new factory built floor mounted chilled water double skin type horizontal exhaust unitmade of 25mm thick Panel consisting of pre plasticized G.I. casing of thickness 0.8mm outside layer (pre painted) and 0.8 mm GI inside layer with polyurethane foam (PUF) insulation factory injected between them by injection moulding machine,complete withBackward curved blower section with blower suitable for static pressure (40mmwg)with TEFC squirrel cage induction motor of high efficiency IE-3 motor suitable for 415 ± 10% volts, 50Hz, 3 Phase AC supply, Fan and motor bearings of exhaust system should be outside the air stream, necessary vibration isolation arrangement etc.. complete as per specification and of following capacities including less credit for dismantled material. |
| 6 | (a) 3200 CFM Exhaust air with 40mm static pressure |
| 7 | Supply, Installation, Testing and commissioning of new factory built floor mounted chilled water double skin type horizontal air handling unit made of 25mm thick Panel Thermal Break profileconsisting of pre plasticized G.I. casing of thickness 0.8mm outside layer (pre painted) and 0.8 mm GI inside layer with polyurethane foam (PUF) insulation factory injected between them by injection moulding machine, Box type pre filter section with pre filters of EU-4 filteration level,chilled water section with 6 RD chilled water cooling coilhaving copper tube of 0.41mm thick and 0.15mm thick Aluminium sinwave fins with MS headers. complete withDIDW forward curved blower section with blower suitable for static pressure (50mmwg)with TEFC squirrel cage induction motor of high efficiency IE-3 motor suitable for 415 ± 10% volts, 50Hz, 3 Phase AC supply, drain connections, stainless steel (20SWG) drain pan with 13mm thick nitrile insulation insulation. necessary vibration isolation arrangement etc.. complete as per specification and of following capacities including less credit for dismantled material. |
| 8 | (a) 5000 CFM Supply air with 50mm static pressure |
| 9 | (b) 11500 CFM Supply air with 50mm static pressure |
| 10 | Supply, installation, balancing and commissioning of site Factory 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 per specifications, requirement, standard and drawings. |
| 11 | (a) 22 gauge (0.8 mm) |
| 12 | Supplying and fixing of following thickness duly laminated aluminum 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. |
| 13 | (a) 19mm |
| 14 | Supply, laying, fixing, testing and commissioning ofrigid PVC drain waterpiping complete with fittings & support |
| 15 | (a) 32mm dia |
| 16 | Supply and Fixing of Ball valve Made from Gun metal casing and SS-304 stem complete etc. as reqd at site |
| 17 | (a) 32mm dia |
| 18 | Supply, and fixing flexible convass duct connector between air handling unit and duct to avoid transfer of viberation from AHU to duct. flexible connector will have GI flange on both side with gasketing. connector will be with duct and AHU with nut and bolts of suitable size complete etc. as reqd at site. |
| 19 | Supplying, laying/ fixing, testing and commissioning of following nominal sizes of chilled water piping inside the building (with necessary clamps, vibration isolators and fittings but excluding valves, strainers, gauges etc..) duly insulated with following closed cell elastometric nitrile rubber of minimum 45 Kg / cu m density, thermal conductivity 0.037 W/MK or better at 20 deg mean temperature class \"O\" insulation applied by suitable adhesive complete including repairing of damage to building etc.. as per specifications and as required complete in all respect. Note:- The Pipes of sizes 150mm & below shall be M.S. \"C\" class as per IS : 1239 and pipes size above 150mm shall be welded black steel pipe heavy class as per IS: 3589, from minimum 6.35mm thick M.S. Sheet for pipes upto 350 mm dia. and from minimum 7mm thick MS sheet for pipes of 400 mm dia and above. |
| 20 | (a) 80mm dia. (32mm thick insulation) |
| 21 | (b) 50mm dia. (32mm thick insulation) |
| 22 | BUTTERFLY VALVE (MANUAL) with C I body SS Disc, Nitrile Rubber Seal & O- RingPN 16 pressure rating for chilledwater/hot eater circulation as specified |
| 23 | (a) 80mm dia. |
| 24 | (b) 50mm dia. |
| 25 | BALANCING VALVE WITH BUILT IN MEASURING FACILITY with C I body flanged construction with EPDM coated disc with long pitch with protected out pipe insulation & PN 16 pressure rating for chilled / hot water circulation as specified. |
| 26 | (a) 80mm dia. |
| 27 | (b) 50mm dia. |
| 28 | Y - STRAINER of Ductile CI Body flanged ends with stainless steel strainer for chilled / hot water circulation including insulation as specified. |
| 29 | (a) 80mm dia. |
| 30 | (b) 50mm dia. |
