Supply Installation Testing Commissioning of AHU and associated works for breeding unit of animal house at old CDRI campus.

Amount

SITC of Factory built floor mounted chilled water 100% fresh air double skin type horizontal air handling units made of 45mm thick thermal break hollow extruded aluminium profile frame with panels consisting of pre plasticized G.I. casing of thickness 1.0 mm outside layer and 1.0 mm inside layer with polyurethane foam (PUF) insulation of density not less than 38 kg/cu. m factory injected between them by injection moulding machine, heat recovery wheel, complete with blower section with DIDW forward/backward curve AMCA certified blower suitable for static pressure as required, minimum 2 bend GSS/PVC eliminators,cooling coil section with aluminium finned copper tubes (tubes thickness not less than 0.5mm) cooling coil of 8 row deep (50TR), UV lamp ,humidifier with controls system ,heater banks with control system for heating and re-heating, filter section with 50mm thick metal viscous/ washable synthetic type air prefilters,fine filter,HEPA filter at both supply and exhaust end, belt drive package with TEFC drive motor and stand by motor of efficiency class IE 3 suitable for 415 ± 10% volts, 50Hz, 3 Phase AC supply , drain connections, stainless steel 1.25 m.m. drain pan with PUF insulation, differential pressure switch at the inlet and outlet of filters, auto purge valve wherever required, necessary vibration isolation arrangement with required foundation/ m s structure etc. complete as per specification and of following capacities. 7500 CFM,150mmWg static pressure(Supply Air) 6000 CFM,80mm Wg Static pressure(Exhaust Air

SITC of Factory built floor mounted chilled water 100% fresh air double skin type horizontal air handling units made of 45mm thick thermal break hollow extruded aluminium profile frame with panels consisting of pre plasticized G.I. casing of thickness 1.0 mm outside layer and 1.0 mm inside layer with polyurethane foam (PUF) insulation of density not less than 38 kg/cu. m factory injected between them by injection moulding machine,heat recovey wheel, complete with blower section with DIDW forward / backward curve AMCA certified blower suitable for static pressure as required, minimum 2 bend GSS/PVC eliminators,cooling coil section with aluminium finned copper tubes (tubes thickness not less than 0.5mm) cooling coil of 8 row deep(45TR), UV lamp ,humidifier with control sysytem,heater banks with control system for heating and re- heating , filter section with 50mm thick metal viscous/ washable synthetic type air prefilters,fine filter,HEPA filter, belt drive package with TEFC drive motor with stand by motor of efficiency class IE 3 suitable for 415 ± 10% volts, 50Hz, 3 Phase AC supply , drain connections, stainless steel 1.25 m.m. drain pan with PUF insulation, differential pressure switch at the inlet and outlet of filters, auto purge valve wherever required, necessary vibration isolation arrangement with required foundation/ m s structure etc. complete as per specification and of following capacities. 6500 CFM,150mm Wg static pressure(Supply Air) 5500 CFM,80mm Wg Static pressure(Exhaust Air)

Supplying, laying/ fixing, testing and commissioning of following nominal sizes of chilled water piping plumbing inside the building (with necessary clamps,supports, vibration isolators and fittings but excluding valves, strainers, gauges etc.) duly insulated with fire retardant quality 50 m.m. thick expanded polystrene moulded pipe section of density 20 kg/cu.m after a thick coat of cold setting adhesive (CPRX compound) wrapping with 500 gauge polythene faced hessain and finally applying 0.63mm aluminium sheet cladding complete with type3 , grade 1 roofing feltstrip(as per IS:1322 as amended up to date) at joints repairing of damage to building etc. as per specifications and as required complete in all respect.(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)

Supplying, fixing, testing and commissioning of following valves,strainers, gauges in the chilled water plumbing duly insulated to the same specifications as the connected piping and adequately supported as per specifications.

BUTTERFLY VALVE (MANUAL) with C I body SS Disc, Nitrile Rubber Seal & O- Ring PN 16 pressure rating for chilled water/hot eater circulation as specified

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 -150m.m.

NON - RETURN VALVE with duel plate of C I body SS plates vulcanized NBR seal flanged end & PN 16 pressure rating for chilled / hot water circulation including insulation as specified - 100 m.m.

Y - STRAINER of Ductile CI Body flanged ends with stainless steel strainer for chilled / hot water circulation including insulation as specified- 100 m.m.

Providing and fixing in position the industrial type pressure gauges with gun metal / brass valves complete as required.

Providing & fixing in position the mercury in glass industrial type thermometers complete as required.

Supply, installation testing & commissioning of 3 way modulating valve with actuator, thermostat, flanges, nuts bolts for AHU units.

Supply,installation, testing and commissioning of end suction top discharge centrifugal chilled water pump of head -15 meter ,cpacity- 100 Cu. meter/hr and size-125x100 m.m. with bronze impeller,mechanical seal and other accessories complete with 3 Phase 1450 RPM TEFC sq. cage induction motor with efficiency class of IE3 as per IS 12615 with foundation frame, bolt, vibration isolator pads ,suitable RCC foundation etc.

Supply, installation, balancing and commissioning of fabricated at site 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 required.

0.63 mm sheet

0.80 mm sheet

1.00 mm sheet

1.25 mm sheet

Supplying & fixing of powder coated extruded aluminium Supply Air Grills with aluminium volume control dampers as per specifications.

Supplying, fixing testing commissioning of supply air diffusers of powder coated aluminium with aluminium volume control dampers with anti smudge ring & removable core.

Supply, installation, testing and commissioning of GI volume control duct damper complete with neoprene rubber gaskets, nuts, bolts, screws linkages, flanges etc, as per specifications

Supplying, Fixing,testing and commissioning of the fire resistance rating of 2 hour fire rated fire dampers with fusible link in supply/return/exhaust air duct as and where required of required sizes complete with all necessary arrangement etc.

Supplying and fixing of following thickness duly laminated aluminum foil of mat finish closed cell Nitrile rubber (Class "O") insulation of minimum density 40 Kg/Cu m.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.

Supplying and fixing 50mm thick aluminium foil faced resin bonded fibre glass insulation (on duct) of density 24 kg/cu.m or mineral wool insulation(non combustible) of density 44 kg/cum after applying two coats of cold setting adhesive (CPRX compound) sealing all joints with self adhesive aluminium tape & covering with 0.63mmx19mm GI wire mesh netting & butting all joints and laced with GI wire complete and finally covered with one layer of tar felt stuck with hot bitumen as per specifications and as required. (for outdoor applications)

Supply and fixing of acoustic lining of supply air duct and plenum with 25 mm thick resin bonded glass wool having density of 32 kg/m³, with 25 mm X 25 mm GI section of 1.25 mm thick, at 600 mm centre to centre covered with Reinforced Plastic tissue paper and 0.5 mm thick perforated aluminum sheet fixed to inside surface of ducts with cadmium plated nuts, bolts, stick pins, CPRX compound etc. complete as required and as per specifications.

Supply of 1.1 KV and PVC insulated pvc sheathed steel armoured aluminium power cable of following sizes as required:-

4.0 C X 6 sqmm

4.0 C X 10 sqmm

4.0 C X 70 sqmm

Supply of control cable PVC insulated PVC sheathed, steel aromoured multi core copper conductor control cable of following sizes-4 C X 1.5 Sq mm

Laying and fixing of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size on cable tray as required.

Upto 35 sq. mm (clamped with 1mm thick saddle)

Above 35 sq. mm and upto 95 sq. mm (clamped with 25x3mm MS flat clamp)

Laying and fixing of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size on wall surface as required.

Upto 35 sq. mm (clamped with 1mm thick saddle)

Above 35 sq. mm and upto 95 sq. mm (clamped with 25x3mm MS flat clamp)

Supplying and installing following size of perforated painted with powder coating M.S. cable trays with perforation not more than 17.5%, in convenient sections, joined with connectors, suspended from the ceiling with M.S. suspenders including bolts & nuts, painting suspenders etc as required.

150 mm width X 50 mm depth X 1.6 mm thickness

300 mm width X 50 mm depth X 1.6 mm thickness

Supplying and installing following size of perforated painted with powder coating M.S. cable trays bends with perforation not more than 17.5%,, joined with connectors, suspended from the ceiling with M.S. suspenders including bolts & nuts, painting suspenders etc as required.

150 mm width X 50 mm depth X 1.6 mm thickness

300 mm width X 50 mm depth X 1.6 mm thickness

Supply and laying G. I. drain piping of 'B' Class complete with fittings,supports, valves and 2 layers of 6 mm thick Polyethylene Foam (Kinney Foam) insulation as per specifications and drawings.

Providing and fixing 6 SWG dia G.I. wire on surface or in recess for loop earthing along with existing surface/ recessed conduit/ submain wiring/ cable as required.

Dismentalling of existing duct, opening for walls for ducts, grills etc.and other accessories and shifting to scrap yard.

Comprehensive annual maintenance contract of the above installed AHUs and accessories .

GST 18 % (already included in the items rate, please do not fill GST here)

UNITY ENGINEERS

Voltas Limited