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| 1 | Supply, Installation, Testing and commissioning of factory built floor mounted chilled water double skin type horizontal air handling unit (for chilled water centralised AC plant) made of 25 mm thick panels consisting of pre plasctized G.I. casing of thickness 0.8 mm outside layer and 0.8 mm inside layer with polyurethane foam (PUF) insulation factory injected between them by injection moulding machine, complete with blower section with blower suitable for static pressure as required, minimum 2 bend GSS/PVC eliminators, cooling coil section with aluminium finned copper tubes (tube thickness not less than 0.5 mm) cooling coil of following row deep, filter section with 50 mm thick metal viscous/ washable synthetic type air prefilters, belt drive package with TEFC drive motor of efficiency class IE 3 suitable for 415 ± 10 % volts, 50 Hz , 3 Phase AC supply suitably designed for variable frequency drive applications, drain connections, stainless steel (18 G) drain pan with PUF insulation, 150 mm dia. dial type pressure guages (2 nos.) and industrial type thermometers (2 nos.) at the inlet and outlet of coil, auto purge valve wherever required, necessary vibration isolation arrangement etc. complete as per specifications and of following capacities. |
| 2 | 40900 CFM (8 Row deep) |
| 3 | 39300 CFM (8 Row deep) |
| 4 | 30950 CFM (8 Row deep) |
| 5 | 29623 CFM (8 Row deep) |
| 6 | 35000 CFM (6 Row deep) |
| 7 | 31700 CFM (6 Row deep) |
| 8 | 31500 CFM (6 Row deep) |
| 9 | 30700 CFM (6 Row deep) |
| 10 | 23700 CFM (6 Row deep) |
| 11 | 18500 CFM (6 Row deep) |
| 12 | 12000 CFM (6 Row deep) |
| 13 | 5000 CFM (6 Row deep) |
| 14 | Supply, Installation, Testing and commissioning of factory built floor mounted chilled water double skin type Vertical type air handling unit (for chilled water centralized AC plant) made of 43± 2 mm thick panels consisting of Pre-coated G.I. Sheet casing of thickness 0.6 mm outside layer and 0.6 mm inside layer with polyurethane foam (PUF) insulation factory injected between them by injection molding machine with 40±2 kg /M³ of density , complete with blower section with blower suitable for static pressure as required, cooling coil section with aluminum finned copper tubes (tube thickness not less than 0.41 mm) cooling coil of following row deep, filter section with 50 mm thick metal viscous/ washable synthetic type Pre filters having efficiency 90% down to 10 micron, belt drive package with TEFC drive motor of efficiency class IE 3 suitable for 415 ± 10 % volts, 50 Hz , 3 Phase AC supply suitably designed for variable frequency drive applications, drain connections, stainless steel (18 G) drain pan with PUF insulation, vibration isolation arrangement etc. complete as per specifications and of following capacities.AHU Coil shall be AHRI Certified. Bidder has to submit the AHRI certificate along with technical data sheet approval. AHU Motor & blower shall be compatible to operate with VFD.Outlet velocity of air should not be more than 9.26 m/s.The Face velocity ofcoils should not be more than 500 . AHU should have protection like LimitSwitch, Door Lamp, Inspection Glass etc. |
| 15 | 10000 CFM (6 Row deep) Vertical |
| 16 | Supply, installation, balancing and commissioning of fabricated at site/factory GSS sheet metal rectangular/roundducting 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. |
| 17 | Thickness 0.63 mm sheet |
| 18 | Thickness 0.80 mm sheet |
| 19 | Thickness 1.00 mm sheet |
| 20 | Thickness 1.25 mm sheet |
| 21 | Supply, fixing, testing and commissioning of following insulated valves as per specification |
| 22 | Butterfly valve (Manual) with C I body SS Disc, Nitrile Rubber Seal & O- Ring PN 16 pressure rating for chilledwater/hot eater circulation as specified. |
| 23 | 32 mm dia. |
| 24 | 65 mm dia. |
| 25 | 80 mm dia. |
| 26 | 100 mm dia. |
| 27 | 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. |
| 28 | 32 mm dia. |
| 29 | 65 mm dia. |
| 30 | 80 mm dia. |
| 31 | 100 mm dia. |
| 32 | 3 way motorized valve, CI body, brass seating, S.S 304 spindle, spring loaded packing with teflon rings and rubber seal, PN-16 rating and flange end connection max temperature 90°C with 24V AC/DC linear motion electric actuator, IP-64 rated. |
| 33 | 32 mm dia. |
| 34 | 65 mm dia. |
| 35 | 80 mm dia. |
| 36 | 100 mm dia. |
| 37 | Y - Strainer of ductile CI Body flanged ends with stainless steel strainer for chilled/ hot water circulation including insulation as specified. |
| 38 | 32 mm dia. |
| 39 | 65 mm dia. |
| 40 | 80 mm dia. |
| 41 | 100 mm dia. |
| 42 | Supplying, fixing, testing and commissioning of fire dampers in supply air duct / main branch and return air path as and where required of required sizes i/c control wiring. The damper shall be motorized and spring return so as to close the damper in the event of power failure automatically and open the same in case of power being restored. The spring return action shall be inbuilt mechanism and not externally mounted. The damper shall also be closed in the event of fire signal complete as requried and as per specifications. |
| 43 | Fire damper |
| 44 | Actuator |
| 45 | Supply & Fixing of new waterproof/fire retardant canvass connection for new AHUs complete with GI frame and hardware. |
| 46 | SITC of 15mm Automatic Air purge valve. |
| 47 | SITC of 15mm Ball Valve. |
| 48 | SITC of Dial type pressure gauge along with the syphon tube and ball cock. |
| 49 | SITC of mercury-in glass thermometer. |
| 50 | Supply and Installation testing of Digital thermostat for AHU\"s Temperature control. |
| 51 | Supply, laying , connecting , fixingand testing of Chilled water MS ERW class \"C\" pipe complete with all fitting duly insulated as mentioned their in for closed cell elastomeric insulation 30 to 40 kg /cum density& 26 G Aluminum cladding laidunderground/flooretccompleteallasspecifiedanddirectedforthe following pipes : - |
| 52 | 150 mm -32 mm thick insulation |
| 53 | 125 mm -32 mm thick insulation |
| 54 | 100 mm -25 mm thick insulation |
| 55 | 80 mm -25 mm thick insulation |
| 56 | 65 mm -25 mm thick insulation |
| 57 | 32 mm-25 mm thick insulation |
| 58 | Supply,layingandfixingofdrainpipeofGITubingMediumgradewithall fittingsforcableprotectionlaidintrenchesorfixedtowall/laidinflooring, complete all as specified and directed. |
| 59 | 25 mm |
| 60 | 32 mm |
| 61 | Supply & Fixing of closedcellelastomericnitrilerubberhavingthermalconductivitynot exceeding0.037W/mKatmeantemperatureof20°CasperEN12667, moisturediffusionresistancefactoror‘µ’valueofminimum7,000forbase insulation material without the foil as per EN 12086, fire performance such that it passes Class\" O\" as per BS476 Part 7 for surface spread of flame , density without the foil between 40 to 55 kg/cum. The insulation material shall be dust & fibre free. The Aluminum foil shall be 60 microns thick and its weight shall be 193 gsm as per EN ISO 2286-2, tensile strength 90 N / 15 mm as per EN ISO 527-3withelongation>10%asperENISO527-3,completeforfollowing thickness of insulation all as specified and directed. |
| 62 | 19 mm thick thermal insulation |
| 63 | Supply,Installation, TestingandCommissioning ofAcousticlininginside ducts/plenum using open cell nitrile rubber foam having micro-ban anti- microbial/ anti fungal product protection and of 160-180 kg / m³ density as per ASTM D3575, class 1 rating As per BS476,PART-7, cut to required sizes and tobestucktotheinsideofductsurfaceswithadhesiveasapprovedbythe manufacturer. (Rubber based solvent). as per specifications |
| 64 | 10mm thick sound board |
| 65 | Supply,installation,testingandcommissioningofGIvolumecontrolduct damper complete with neoprene rubber gaskets, nuts, bolts, screws linkages, flanges etc, as per specifications. |
| 66 | SITC of Aluminum Construction Supply air grill with aluminum VCD |
| 67 | SITC of Aluminum Construction Return air grill without VCD |
| 68 | Supplying,fixingtestingcommissioningofAluminumSupplyairdiffusersof powder coated with aluminum volume control dampers with anti smudge ring & removable core. |
| 69 | Supplying,fixingtestingcommissioningofAluminum Returnairdiffusersof powdercoatedwithoutvolumecontroldamperswithantismudgering& removable core. |
| 70 | Supplying,installation,testingandcommissioningof 300 mmdiaJetdiffuser with volume control dampers for supply air as per specifications,complete all as specified and directed. |
| 71 | Supplying, fixing, testing and commissioning of powder coated extruded aluminumsection freshairgrillinweathermakerroomwithvolumecontrol dampers complete as required as per site condition. |
| 72 | Supply, fabrication, installation and testing of flexible connection constructed of fire resistant double resin sleeve as per approved shop drawings and specifications, complete all as specified and directed. |
| 73 | SITC of Aluminum Construction damper for existing grill |
| 74 | SITCofAirbalancingof AHUforproperAirflowthroughNADCAcertified Agency VendorhastosubmittheReport&NADCAcertificateofagency before starting of work. |
| 75 | AHU No 1 - 39300 CFM |
| 76 | AHU No 2 - 29623 CFM |
| 77 | AHU No 3 - 23 700 CFM |
| 78 | AHU No 4 & 5 - 30700 CFM |
| 79 | AHU No 6 - 31500 CFM |
| 80 | AHU No 7 - 40900 CFM |
| 81 | AHU No 8 - 30950 CFM |
| 82 | AHU No 9 & 10- 35000 CFM |
| 83 | AHU No 11 - 18500 CFM |
| 84 | AHU No 12 & 13 - 12000 CFM |
| 85 | AHU No11 - 31700 CFM |
| 86 | AHU No 13 - 5000 CFM |
| 87 | Robotic Duct Cleaning :Removing refixing and cleaning of inside surface of supply & return air ducts, grills & diffusers of HVAC system by busing high power vacuum having HEPA filter, air compressor,robotic camera, air hammer, special nozzles,air sweep with all other required accessories and inspection of duct duct before and after cleaningusingcolourvideominimumat4placeineachAHUandmopping withtherecommendedchemicaldisinfectantsuchasKorsole/Microbac forte Sokrena or Equivalent inside the surface if supply air duct.Note:AllthecleaningworkshouldbecarriedoutbyNADCAcertified approvedagencyonly.ContractorhastosubmittheNADCAcertificateof agency before starting ofexecution activity.Mode of Measurement : Mode Of Measurement : Carpet area of Air conditioning space, AHU room and the area where duct is fixed . |
| 88 | Supply and laying of 3 c x 1.5 Sqmm PVC insulated flexible control cable . |
| 89 | SITC of wall mountable LT panel made of 1.6 mm thick mild steel CRCA steel confirming to IP 43 having suitable size of Al. Bus bars suitable for 3 Phase , 4 wire , 50 Hz AC supply system with following switchgear and accessories –Incomer :(i) 80 A, 415 V, Ics = Icu = 25 kA, 50 Hz FP MCCB with adjustableoverload settings,adjustableshort-circuitsettingsandThermalMagneticbasedtrip. Incomer have one multifunction meter along with Indicating light.Outgoing :(i) AHU starter shallbe design with VFD (matching with AHU motor capacity . Suggested>22kwto<=30KW) ofcapacityasperapprovedTDSofAHU motor with bypass starter arrangement.Thereshould be Auto manual selector switch for VFD & by pass starter along withindicatinglightpushbuttononoff & ManualVFDFrequencycontrol switch/Regulator to control the VFD speed manually.(ii)6AMPDPMCBwithcontactor,toggleswitch,indicatinglightshallbe provided for 3 way valve & Fire Damper Actuator/Humidifier- 3 nos. |
| 90 | SITC of wall mountable LT panel made of 1.6 mm thick mild steel CRCA steel confirming to IP 43 having suitable size of Al. Bus bars suitable for 3 Phase , 4 wire , 50 Hz AC supply system with following switchgear and accessories –Incomer :(i) 63 A, 415 V, Ics = Icu = 25 kA, 50 Hz FP MCCB with adjustableoverload settings,adjustableshort-circuitsettingsandThermalMagneticbasedtrip. Incomer have one multifunction meter along with Indicating light.Outgoing :(i) AHU starter shallbe design with VFD ( matching with AHU motor capacity . Suggested>15kwto<=22KW) ofcapacityasperapprovedTDSofAHU motor with bypass starter arrangement.Thereshould be Auto manual selector switch for VFD & by pass starter along withindicatinglightpushbuttononoff & ManualVFDFrequencycontrol switch/Regulator to control the VFD speed manually.(ii)6AMPDPMCBwithcontactor,toggleswitch,indicatinglightshallbe provided for 3 way valve & Fire Damper Actuator/Humidifier- 3 nos. |
| 91 | SITC of wall mountable LT panel made of 1.6 mm thick mild steel CRCA steel confirming to IP 43 having suitable size of Al. Bus bars suitable for 3 Phase , 4 wire , 50 Hz AC supply system with following switchgear and accessories –Incomer :(i) 63 A, 415 V, Ics = Icu = 25 kA, 50 Hz FP MCCB with adjustableoverload settings,adjustableshort-circuitsettingsandThermalMagneticbasedtrip. Incomer have one multifunction meter along with Indicating light.Outgoing :(i) AHU starter shallbe design with VFD ( matching with AHU motor capacity . Suggested>7.5kwto<=15KW) ofcapacityasperapprovedTDSofAHU motor with bypass starter arrangement.Thereshould be Auto manual selector switch for VFD & by pass starter along withindicatinglightpushbuttononoff & ManualVFDFrequencycontrol switch/Regulator to control the VFD speed manually.(ii)6AMPDPMCBwithcontactor,toggleswitch,indicatinglightshallbe provided for 3 way valve & Fire Damper Actuator/Humidifier- 3 nos. |
| 92 | SITC of wall mountable LT panel made of 1.6 mm thick mild steel CRCA steel confirming to IP 43 having suitable size of Al. Bus bars suitable for 3 Phase , 4 wire , 50 Hz AC supply system with following switchgear and accessories –(i) 32 A, 415 V, Ics = Icu = 16 kA, 50 Hz FP MCCB with adjustableoverload settings,adjustableshort-circuitsettingsandThermalMagneticbasedtrip. Incomer have one multifunction meter along with Indicating light.Outgoing :(i) AHU starter shallbe design with VFD ( matching with AHU motor capacity . Suggested>3.7kwto <=7.5KW) of capacityas perapprovedTDS of AHU motor with bypass starter arrangement.Thereshould be Auto manual selector switch for VFD & by pass starter along withindicatinglightpushbuttononoff & ManualVFDFrequencycontrol switch/Regulator to control the VFD speed manually.(ii)6AMPDPMCBwithcontactor,toggleswitch,indicatinglightshallbe provided for 3 way valve & Fire Damper Actuator/Humidifier- 3 nos. |
| 93 | SITC of wall mountable LT panel made of 1.6 mm thick mild steel CRCA steel confirming to IP 43 having suitable size of Al. Bus bars suitable for 3 Phase , 4 wire , 50 Hz AC supply system with following switchgear and accessories –Incomer :(i) 16 A, 415 V, Ics = Icu = 10 kA, 50 Hz FP MCCB with adjustableoverload settings,adjustableshort-circuitsettingsandThermalMagneticbasedtrip. Incomer have one multifunction meter along with Indicating light.Outgoing :(i) AHU starter shallbe design with VFD ( matching with AHU motor capacity . Suggested <=3.7 KW) of capacity as per approved TDS of AHU motor with bypass starter arrangement.Thereshould be Auto manual selector switch for VFD & by pass starter along withindicatinglightpushbuttononoff & ManualVFDFrequencycontrol switch/Regulator to control the VFD speed manually.(ii)6AMPDPMCBwithcontactor,toggleswitch,indicatinglightshallbe provided for 3 way valve & Fire Damper Actuator/Humidifier- 3 nos. |
| 94 | Supplying & installing following sizes of perforated Galavanised Iron cable tray with perforation more than 17.5 % in convenient sections, joined with connectors,suspendedfrom ceilingwithGI suspender\"sincludingGI Bolts& nuts etc. as required |
| 95 | 300 mm x50mm x 1.6mm |
| 96 | 100 mmX 50 mm X 1.6 mm |
| 97 | SITC of MS iron for support including one coat of red oxide & one coat of black paint . |
| 98 | SITC of GI strip of size 25 mm x 3 mm as earth lead fixed to wall on batten or recess or chases or buried in ground or drawn in cable tray for loop earthing etc complete all as specified and directed. |
| 99 | Providing and fixing 8 SWG dia G.I. wire on surface or in recess for loop earthing as required. |
| 100 | Dismantling of existing AHU of following CFM and shifting the dismantled material to AAI stores as directed by EIC. |
| 101 | 29000 CFM |
| 102 | 24500 CFM |
| 103 | 23000 CFM |
| 104 | 19167 CFM |
| 105 | 18500 CFM |
| 106 | 13530 CFM |
| 107 | 12000 CFM |
| 108 | Supply of following sqmm, 1.1 KV grade, XLPE insulated, PVC sheathed, armoured, aluminum conductor power cable conform to IS 7098 (part -1) with up to date amendments etc complete as required. |
| 109 | 4 C x 10 sqmm |
| 110 | 4 C x 6 sqmm |
| 111 | 3.5 C x 35 sqmm |
| 112 | 3.5 C x 25 sqmm |
| 113 | 3 C x 35 sqmm |
| 114 | 3 C x 25 sqmm |
| 115 | 3 C x 10 sqmm |
| 116 | 3 C x 4 sqmm |
| 117 | Supply of 4 C x 4 sqmm, 1.1 KV grade, XLPE insulated, PVC sheathed, armoured, copper conductor power cable conform to IS 7098 (part -1) with up to date amendments etc complete as required. |
| 118 | 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/existing cable tray as required. - upto 35 Sq. mm. |
| 119 | Supplying and making end termination with brass compression gland and aluminum lugs for following size of PVC insulated and PVC sheathed / XLPE Al. conductor cable of 1.1 kV grade as required. |
| 120 | 4 C x 10 sqmm (25 mm) |
| 121 | 4 C x 6 sqmm (25 mm) |
| 122 | 3.5 C x 35 sqmm (32 mm) |
| 123 | 3.5 C x 25 sqmm (28 mm) |
| 124 | 3 C x 35 sqmm (28 mm) |
| 125 | 3 C x 25 sqmm (25 mm) |
| 126 | 3 C x 10 sqmm (22 mm) |
| 127 | 3 C x 4 sqmm (22 mm) |
| 128 | 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 rubber based adhesive complete including repairing of damage to building etc. as per specifications and as required complete in all respect. |
| 129 | Chilled water piping of nominal size - 200mm dia. (32mm thick nitrile rubber) |
| 130 | Chilled water piping of nominal size - 150mm dia. (32mm thick nitrile rubber) |
| 131 | Chilled water piping of nominal size - 100mm dia. (32mm thick nitrile rubber) |
| 132 | Supplying, laying/ fixing, testing and commissioning of following nominal sizes of chilled water piping in ground (with necessary 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 rubber based adhesive complete including exavation & providing cement concrete blocks as supports,etc. as per specifications and as required complete in all respect |
| 133 | Chilled water piping of nominal size - 200mm dia. (32mm thick nitrile rubber) |
| 134 | Chilled water piping of nominal size - 150mm dia. (32mm thick nitrile rubber) |
| 135 | Supplying and fixing aluminium sheet cladding on 200mm dia. (32mm thick nitrile rubber) ofchilled water piping complete as per specifications and as required complete in all respect. |
| 136 | Supplying and fixing aluminium sheet cladding on 150mm dia. (32mm thick nitrile rubber) ofchilled water piping complete as per specifications and as required complete in all respect. |
