Military Engineer Services-MES has published Special Repair For Replacement Of Ber Ac Plant At Ins Hansa.. Submission Date for this Tender is 22-10-2022. HVAC Tenders in vasco Goa. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 06-Oct-2022 | BOQ CORRIGENDUM | BOQ | 15-10-2022 |
| 2 | 15-Oct-2022 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 22-10-2022 |
| Sl. No. | Item Description |
| 1 | SCHEDULE A - PART I (B/R PORTION) |
| 2 | Taking down cement plaster on brick or stone walls, ceilings etc including raking out joints, hacking for key, scrubbing down with water, etc. complete all as specified and directed. |
| 3 | M&L Rendering 15 mm thick cement plaster on concrete solid block walls finished to even & smooth without using extra cement, complete all as specified and directed. |
| 4 | M&L Rendering 5 mm thick cement plaster on ceiling in CM 1:3 finished to even & smooth without using extra cement, complete all as specified and directed. |
| 5 | M&L Preparing new plastered wall surfaces and applying two coat of oil bound distemper over chalk whiting, on plastered surfaces, preparatory to distempering, after applying 3mm thick wall care putty on wallcomplete all as specified and directed. |
| 6 | M&L Preparing new plastered ceiling surfaces and applying two coat of white wash over chalk whiting, on plastered surfacescomplete all as specified and directed. |
| 7 | M&L Preparing old plastered ceiling surfaces and applying three coat of white wash over chalk whiting complete all as specified and directed. |
| 8 | M&L complete removal of existing treatment and Preparing old plastered wall surfaces and applying two coat of oil bound distemper over chalk whiting, on plastered surfaces, preparatory to distempering, after applying 3mm thick wall care putty on wall. Complete all as specified and as directed. |
| 9 | Dismantling Wall and ceiling boards (fiber, pulp, insulation, etc) or insulation boards/slabs/blankets, any thickness, including cover filletscomplete all as specified and as directed. |
| 10 | S & F of Mineral Fibre Acoustical Suspended Ceiling System with ANF (Board) edge tiles with 24mm exposed grid. The tiles should have Humidity Resistance (RH) of 90%, NRC 0.5, Light Reflectance = 85%, Thermal Conductivity k = 0.052-0.057 w/m K Colour Write Fire Performance UK Crass 0 / Class 1 ( BS 476 pt- 6 &7) in module size of 600 x 600 x 15mm, suitable for Green Building application, with Recycled content of 34%. The tile shall be laid on 24 mm wide T-section flanges colour white having rotary stitching on all T sections i.e. the Main Runner, 1200 mm & 600 mm Cross Tees with a web height of 38mm and a load carrying capacity of 15.34Kgs/m2& pull out strength of 100Kgs. The T Sections have a Galvanizing of 90 grams per m2 and need to be installed with Suspension system complete all as specified and as directed. |
| 11 | SCHEDULE A - PART II (AIR CONDITIONING) |
| 12 | Dismantling and removing the BER package type A/C plant complete of 2 x 5.0 TR capacity compressor, compressor motor, condenser, condenser water pumps chiller with motor(02 Nos ) and all connecting water pipe lines , cooling tower, and ducting , electrical control panel etc and depositing to MES store yard all as specified and directed. |
| 13 | Supply, install, commissioning and testing of water cooled package Air Conditioners, comprising of Hermetic/ Semi Hermetically sealed Scroll Compressor with microprocessor based control, including copper refrigerant piping, electrical interlocking between indoor units and condenser water pump motor, cooling tower motor etc, suitable for operation on R- 410A or any eco friendly refrigerant with all equipments and accessories complete and comprising the following:- (a) Package type air conditions unit fully microprocessor control each of 5.5 TR capacity Qty : 02 Nos (2W only ) of make Blue Star Model No. DPW661R3 complete and comprising of the following:- (i) Hermetically sealed scroll type compressor within built motor of matching capacity, electrically operated on three phase 415 volts, 50Hz AC supply complete with suction and discharge shut of valves, automatic capacity of make Blue star Model No:- control with thermostats and solenoid valves, built in suction strainer, oil pump, hot gas muffer, oil pressure safety switch etc all as specified. (ii) Two Nos guage panel complete with HP/LP cut outs. oil switch, suction, discharge and oil pressure guage. (iii) Cooling coils of copper tube with aluminium fins. (iv) Filters, filter plenum and by pass dampers (02 Nos lots) with 90% efficiency to 20 microns. |
| 14 | (v) In built Blowers for weather makers complete (vii) Expansion valves and pilot solenoid valves. (vi) Two sets of spring anti vibrationpads andsuitable foundation asper manufacturer"s instructions for installation of the above package units. (vii) Necessary copper piping for liquid line complete with fittings valves etc. (viii) First charge of eco friendly refrigerant gas like R410A and oil for the complete plant. |
| 15 | Supply, fix and testing of FRPcooling tower with fan and fan motor working on 415V AC3phasesupplyof 12 TRcapacityalongwith waterpumpsofsuitablecapacity electricallyoperated, 3 phase 415 Volts,mono blocktype- 02Nos (Minimumcapacity2 HPand 1 Working1 Standby), circulatingwater pipelinemade upof ERWsteel pipe heavy grade with all fittings and fixtures of suitable size and length duly painted onthe outer surface area to the unit including necessary supports / laying underground as per OEM specifications complete all as specified and as directed. |
| 16 | Supply, Install, Testing and commissioning LT Panels, pedestal mounted factory made cubical type totally enclosed made out of 2 mm thick CRCA Sheet steel with hinged double doortype and locking arrangements, powder coated suitablefor operation on 3 phase, 50 Hz, 415 Volts, with and including provision of the following items complete all as specified and as directed. a) Copper Bus bar for 3 phases and neutral of capacity 150 Amps. b) MCCB4Pole, 100Amps , 25KA , Microprocessortype withinbuilt ground fault protection as main incomer - 01 No c) MCCB4 Pole40Amps , 16KA , Thermal magnetictype -02Nos.( Forpackage AC Units) d) MCB 4 Pole 10 KA , 32 Amps -03 Nos. (For water Pumps, cooling Tower motor) e) Ammeter AC with suitable CTs and selector switches -01 No. f) Voltmeter with selector switch -01 No. g) LED Indicator lamps 3 Sets for R, Y,B Phases. h) Energy Meter 3 phases 4 wire with suitable CTs -1 No. j) Control/ mainwiringfor allequipmentswithsuitablesizePVC insulatedsinglecare copper conductor -01 lot. |
| 17 | Supply, installation, testing and commissioning of 50mm NB wafer type PN 1.6 rated short pattern CI butterfly valve having Gr.FG-200CIbodyconformingtoIS210:2009,seathavingEPDM rubber lining, CF 8 stainless steel disc, AISI- 410 stainless steel stem, 2.4 MPa body test pressure & 1.6 MPa seat test pressure and standard flange end conforming to BS 10 Table D/E & ANSI B 16.1 CI- 125 with necessary accessoriescomplete all as specified and as directed. |
| 18 | Supply,installation,testingandcommissioningof50mm NB caststeel bolted coverY-typestrainerwith CCS body conformingto ASTM A- 216 Gr. WCB, AISI 304 screen with 1.2 mm diameter perforation, 20 kg/cm2 body test pressure & 20 kg/cm2 maximum working pressure and standard flange end conforming to BS 10 Table F / Class- 150 with necessary accessories complete all as specified and as directed. |
| 19 | Supply,installation,testingandcommissioningof 50mm NB wafer type PN 1.6 rated swing check type multidoor reflux valve (NRV),designed&testedasperIS5312(Part-2):1986,suitableto handle clear water having turbidity up to 5000 PPM, having CI body, door anddiaphragm,leadedtinbronzeseatringsandflangedrillingstandard endconnection,etc.With other necessary accessoriescomplete all as specified and as directed. |
| 20 | Design supply, fix and testingof hollow 24GI ductsuitably insulated and weather protected from outside plant roomtoinside air conditioned roomof suitable size and thickness duly supported onsteel structure from AC Plant roomto the rooms to be air conditioned for continuous supply and return air ducts with Plenum and Canvas cloth joint. Notes:-Supply and Installation of G.I. Ducting as per IS 655sheet duly Insulated By13 mm thickclass-O ThermalInsulationOf AllDucts withNitrile Rubber. Densityof Material shall be between 40 to 60 Kg/m3 (For AC Ducts) |
| 21 | Design, supply, fixing and testing of supply air grill and return air grill with damper of suitable size complete all as specified and as directed. |
| 22 | Supply and installation of 25mm Drain piping with 6mm thick nitrite rubber tubular insulation all as specified and as directed. |
| 23 | Supply and installation of stand made out of 40 x 5 mm MSangle of suitable size as per manufacturer"s instructions for fixing the package unit complete all as specified and as directed. |
| 24 | Supply and laying of GI perforated 16SWGthickness cable tray with cover of size 200 mmx50mmincludingcouplerplates,bends and cabletieetc allspecifiedand as directed. |
| 25 | Supply and installation of 450mm x 450mm size fire rated flexible canvas on Packaged mouth all as specified and as directed. |
| 26 | M&L for earthing complete with galvanised steel earth electrode 60 cm X 60 cm X 6 mm burieddirectly inground vertically to depth notlessthan 2.25m belownormalground level with topedge of the earth plate at a depth not less than 1.5m below ground level connected to and including GI strip 25 x 4 mmby means of nut,bolt, check nutand washer etc made ofGI and connectiontotest pointand earth dollyallas shown in electricalplateNo.3SSR part I and specifiedorindicatedincluding excavationand earth work in any type of soil PCC(1:3:6)type C-1in chamber, precast 50 mm thick in cement concrete (1:2:4)type B-1with CI frame,funnel,GI Pipe20mmbore medium grade for watering and 40 mm bore GI Pipe medium grade for protection and test point complete all as specified and as directed. Note: GI strip 25 x 4 mmup to 7.5mheight is deemed to be included under quoted rate |
| 27 | M&L for galvanisedIronearth continuityconductor of size25x 4 mm fixedtowall/or buried in ground orfixed topoles orany other indicated position with suitable size of clamps, nuts and bolts for loop earthing etc complete all as specified and directed. |
| 28 | Dismantling and removing the BER package type A/C plant complete of 3 x 5.0 TR capacitycompressor,compressormotor,condenser,condenserwaterpumps chiller with motor(03 Nos ) and all connecting water pipe lines , cooling tower, and ducting , electrical control panel etc and depositing to MES store yard. |
| 29 | Supply, install, commissioning and testing of water cooled package Air Conditioners,comprisingofHermetic/SemiHermeticallysealedScroll Compressor with microprocessor based control, including copper refrigerant piping,electricalinterlockingbetweenindoorunitsandcondenserwaterpump motor,coolingtowermotoretc,suitableforoperationonR-410Aoranyeco friendly refrigerant with all equipments and accessories complete and comprising the following:- (a)Packagetypeairconditionsunitfullymicroprocessorcontroleachof5.5TR capacity ofmake BlueStarModelNo.DPW661R3completeand comprising of the following:- (i)Hermeticallysealedscrolltypecompressorwithinbuiltmotorofmatching capacity, electrically operated on three phase 415 volts, 50Hz AC supply complete with suction and discharge shut off valves, automatic capacity control with thermostats and solenoid valves, built in suction strainer, oil pump, hot gas muffler, oil pressure safety switch etc all as specified. (ii)TwoNosgaugepanelcompletewithHP/LP cutouts.Oil switch, suction, discharge and oil pressure gauge. (iii) Cooling coils of copper tube with aluminium fins. (iv) Filters, filter plenum and by pass dampers (03Nos lots) with 90%efficiency to (vi) In built Blowers for weather (vii) Expansion valves and pilot solenoid valves. (viii) Two sets of spring anti vibrationpads andsuitable foundation as per manufacturer"s instructions for installation of the above package units. |
| 30 | (ix) Necessary copper piping for liquid line complete with fittings valves etc. (x) First charge of eco friendly refrigerant gas like R410A and oil for the complete plant. (xi) All necessary cables for electrical connection from LT panel to AC plant and necessary control cable is included in the quoted rate. (xii) All civil work required for foundation are included in the quoted rate of the said item. |
| 31 | Supply, fix and testing of FRPcooling tower with fan and fan motorworking on 415 VAC3 phase supply of12TR capacity along with water pumps of suitablecapacity electricallyoperated, 3 phase 415Volts,mono blocktype- 02 Nos (Minimumcapacity2 HPand 1 Working1 Standby), circulatingwater pipe line madeup ofERW steel pipeheavygradewithallfittingsandfixturesof suitablesizeandlengthdulypaintedon theoutersurfaceareatotheunit includingnecessarysupports/layingundergroundasperOEMspecifications complete all as specified and as directed. |
| 32 | Supply,Install,Testing and commissioning LTPanels, pedestalmounted factory made cubical type totally enclosed made out of 2 mm thick CRCA Sheet steel with hingeddouble door typeandlocking arrangements,powder coated suitablefor operationon3phase,50Hz,415Volts,withandincludingprovisionofthe following items :- a) Copper Bus bar for 3 phases and neutral of capacity 180 Amps. b) MCCB4Pole, 120Amps , 25KA , Microprocessortype withinbuiltground fault protection as main incomer - 01 No c)MCCB 4Pole 40 Amps,16 KA,Thermalmagnetic type-03 Nos.(For package AC Units) d) MCB 4 Pole 10 KA , 32 Amps -03 Nos. (For water Pumps, cooling Tower motor) e) Ammeter AC with suitable CTs and selector switches -01 No. f) Voltmeter with selector switch -01 No. g) LED Indicator lamps 3 Sets for R, Y,B Phases. h) Energy Meter 3 phases 4 wire with suitable CTs -1 No. j)Control /main wiring forall equipmentswith suitable size PVC insulated singlecare copper conductor -01 lot. |
| 33 | Design supply, fix and testingof 24G & 22G hollow GI ductsuitably insulated and weatherprotectedfromoutsideplantroom to insideairconditionedroom of suitable size and thickness duly supported onsteel structure from AC Plant room to the rooms to be air conditioned for continuous supply and return air ducts with Plenum and Canvas cloth joint. Supply and Installation of G.I. Ducting as per IS 655 sheet duly Insulated By 13 mm thick class-O Thermal Insulation Of All Ducts with nitrile Rubber. Density of Material shall be between 40 to 60 Kg/m3 (For AC Ducts) |
| 34 | (a) 24 G |
| 35 | (b) 22 G |
| 36 | Design, supply ,fixingandtestingofsupplyandreturnairgrillwithdamperof suitable size complete all as specified and directed by Engineer In-Charge |
| 37 | Supply and installation of 25mm/32 mm Drain piping with 6mmthick nitrite rubber tubular insulation complete all as specified and as directed. |
| 38 | Supply and installation of stand made out of 40 x 5 mm MSangle of suitable size as per manufacturer"s instructions for fixing the package unit complete all as specified and as directed. |
| 39 | Dismantling and removing the BER package type A/C plant complete of 3 x 7.5 TR capacity compressor, compressor motor, condenser, condenser water pumps chiller with motor and all connecting water pipe lines , cooling tower, and ducting , electrical control panel etc and depositing to MES store yard. |
| 40 | Supply, install, commissioning and testing of water cooled package Air Conditioners, comprising of Hermetic/ Semi Hermetically sealed ScrollCompressor with microprocessor based control, including copper refrigerant piping, electrical interlocking betweenindoorunitsandcondenserwaterpump motor,cooling tower motoretc,suitableforoperationonR-410Aoranyecofriendlystandbywithall equipments and accessories complete and comprising the following:- (a)Packagetypeairconditionsunitfullymicroprocessorcontroleachof11.0TR capacityofmake BLUESTARModelNo-DPW1322R3(2Working+1 Standby)complete and comprising of the following:- (i) Hermeticallysealed scrolltype compressor withinbuilt motor of matching capacity, electrically operated on three phase 415 volts, 50Hz AC supply complete with suction and discharge shut of valves, automatic capacity control with thermostats and solenoid valves, built in suction strainer, oil pump, hot gas muffler, oil pressure safety switch etc all as specified. (ii) HP/LP cut outs. oil switch, suction, discharge and oil pressure gauge. (iii) Cooling coils of copper tube with aluminium fins. (iv) Filters, filter plenum and by pass dampers (03Nos lots) with 90%efficiency to 20 microns |
| 41 | v)InbuiltBlowersforweathermakerscomplete (vi)Expansion valves and pilot solenoid valves. (vii)Twosetsof antivibration padsand suitablefoundationas per manufacturer"s instructions for installation of the above package units. (viii) Necessary copper piping for liquid line complete with fittings valves etc. (ix) First charge of eco friendly refrigerant gas like R407C and oil for the complete plant. (x)AllnecessarycablesforelectricalconnectionfromLTpaneltoACplantand necessary control cable is included in the quoted rate. (xi) All civil work required for foundation are included in the quoted rate of the said item. |
| 42 | Supply, fix and testing of FRPcooling tower with fan and fan motorworking on 415 VAC3 phase supply of18TR capacity along with water pumps of suitable capacityelectrically operated,3phase415 Volts, monoblock type-02 Nos (Minimum capacity3 HP and1 Working 1 Standby),circulatingwaterpipe line made upofERW MS pipe heavy CClass with all fittingsand fixtures ofsuitable sizeandlengthdulypaintedon theoutersurfaceareatotheunitincluding necessary supports / laying underground as per OEM specifications complete all as specified and as directed. |
| 43 | Supply,Install,TestingandcommissioningLTPanels,pedestalmountedfactory made cubical type totally enclosed made out of 2 mm thick CRCA Sheet steel with hingeddoubledoor typeandlockingarrangements,powdercoatedsuitable for operation on 3 phase, 50 Hz, 415 Volts, with and including provision of the following items :- a) Copper Bus bar for 3 phases and neutral of capacity 220 Amps. b) MCCB4Pole, 150Amps , 25KA , Microprocessortype withinbuiltground fault protection as main incomer - 01 No c)MCCB 4Pole 63 Amps,16 KA,Thermalmagnetic type-03 Nos.(For package AC Units) d) MCB 4 Pole 10 KA , 32 Amps -03 Nos. (For water Pumps, cooling Tower motor) e) Ammeter AC with suitable CTs and selector switches -01 No. f) Voltmeter with selector switch -01 No. g) LED Indicator lamps 3 Sets for R, Y,B Phases. h) Energy Meter 3 phases 4 wire with suitable CTs -1 No. j)Control /main wiring forall equipments with suitable size PVC insulated singlecare copper conductor -01 lot. |
| 44 | Supply, installation, testing and commissioning of 65mm NB wafer type PN 1.6 rated short pattern CI butterfly valve having Gr. FG-200 CI body conforming to IS 210:2009, seathaving EPDM rubber lining,CF 8 stainless steel disc, AISI- 410 stainless steel stem, 2.4 MPa body test pressure & 1.6 MPa seat test pressure and standard flange end conforming to BS 10 Table D/E & ANSI B 16.1 CI- 125 with necessary accessories complete all as specified and as directed. |
| 45 | Supply,installation,testingandcommissioningof65mmNBcast steel boltedcoverY-typestrainerwith CCS body conforming toASTM A-216 Gr. WCB,AISI304screenwith1.2mmdiameterperforation,20kg/cm2bodytest pressure & 20 kg/cm2 maximum working pressure and standard flange end conforming to BS 10 Table F / Class-150 with necessary accessories complete all as specifiedanddirectedbyengineer-in-charge. |
| 46 | Supply, installation, testing and commissioning of 65 mm NB wafer type PN 1.6 rated swing check type multidoor reflux valve (NRV), designed & tested as per IS 5312 (Part- 2): 1986, suitable to handle clear water having turbidity up to 5000 PPM, having CI body, door and diaphragm, leaded tin bronze seat rings andflangedrillingstandard endconnection, etc.with othernecessary accessories complete all as specified and directed by engineer-in-charge. |
| 47 | Design supply, fix and testingof 24G and 22G hollow GI duct suitably insulated and weatherprotectedfromoutsideplantroom to insideairconditionedroom of suitable size and thickness duly supported onMS angle from AC Plant roomto the rooms to be air conditioned for continuous supply and return air ducts with Plenum chamber and Canvas cloth joint. Notes:-Supply and Installation of G.I. Ducting as per IS 655sheet duly Insulated By Plain NitrileRubber13 mm thickclass-O ThermalInsulationfor All AC Ducts |
| 48 | (a) 24 G |
| 49 | (b) 22 G |
| 50 | Design, supply, fixingandtestingofsupplyandreturnairgrillwithdamperof suitable size complete all as specified and as directed. |
| 51 | Supply and installation of 25mm Drain piping with 6mm thick nitrite rubber tubular insulation complete all as specified and as directed. |
| 52 | Supply and installation of stand made out of 40 x 5 mm MSangle of suitable size as permanufacturer"sinstructionsforfixingthepackageunitcomplete allasspecifiedandas directed. |
| 53 | Dismantling and removing the BER water cooled chilled complete of 3 x 15 TR capacity compressor, chilled & condenser water pump and all connecting water pipe lines , cooling tower, and ducting , electrical control panel etc and depositing to MES store yard complete all as specified and as directed. |
| 54 | Supplying, installing, testing and commissioning of chilled water type central air conditioning plant of capacity 52 TR (Approx)- 26 TR (02 Nos working and 01 No standby) with all equipments and accessories complete and comprising of the following :- (a) Three Nos of water cooled chiller unitfactory assembled with nominal cooling capacity appox. 26TR ,duly prewired and run tested at the factory with capacity modulation in steps. Intelligent:- Microprocessor control to ensure ease of operation significant power saving to reduced maint cost and lower instance of break downs. (a) Digital setting of temp levels enable setting of desired temperature level accurately to ensure optical cooling and significant power saving. (b)Auto distribution load to ensure when the air conditionis less than full capacity of the chiller microprocessor automatically to keep only the required compressor on and switch off rest. Moreover controller ensures all compressors evenly switched ON or OFF at regular intervalto ensure efficient running of the chiller and ensure equal load on all the compressors. (c) BMS capability to ensure PC monitoring and remote connectivity features. |
| 55 | (d) Protection mechanism:-The controller to protect the compressor from accidental phase reversal or single phasing errors .In built anti freeze protection ensure cutoff before freezing point to ensure lower instances of breakdown. (e)Non volatile memory:- all setting on the controller are stored in the non volatile memory and stop through power failure for avoiding the need to reset the parameters after every power failure. (f) Self diagnostics: - to help in identifying fault very quickly .technical fault can be detected and displayed on the controller to make trouble shooting simple. g) Auto start:- The controller restart automatically with its original setting h) Three Nos chillers each comprising of two compressor hermetically sealed units using R - 407C refrigerant complete with suction and discharge shut off valves, automatic capacity control with the thermostats and solenoid valves, built in suction strainer, oil pump, hot gas muffler, heat wheel, oil pressure, safety switch etc all as specified. Blue Star Model No:- XWC2S-026AR2, Kirloskar, Carrier. (ii) Six Nos shell and tube type water cooled condenser for each compressor with fouling factor 0.00025 F ft2 hr/Btuand Min rate of flow of water 67.6 USGPM and max flow of water 91 USGPM ,water inlet/outlet temp 29.44 degree/35 degree centigrade MS Shell and integrallyfinned copper tubes complete with safety valve, drain valve, water inlet and out valves, hot gas inlet and liquid outlet isolating valves, thermometer and pressure gauges atwater inlet/outlet and purge valve all as specified. |
| 56 | (iii)Three Nos shell and tube type DX chiller with thermal insulation, temperature of water entering the chiller 12.2 deg C, temperature of water leaving of the chiller 6.7 deg C, including refrigerant inlet and outlet connections with isolating valves, expansion valves, water inlet and outlet valves, temperature and pressure gauges at water inlet and outlet,drain and vent, stop valves complete all as specified. (iv) Three Nos stands fabricated out of MS powder coated chiller base frame of suitable size for mounting compressor, motor, and condenser. (v) Three set of neoprene rubber anti-vibration ribbed pads with MS channel in foundation etc complete as per manufacturer"s instructions for installation of the plant. (vi)First charge of R - 407C refrigerant and Compressor oil for the complete plant. (vii) Bright annealed copper heavy duty refrigerant piping for suction, discharge and liquid line compete with fitting valves, suction line should be insulated. |
| 57 | Supply, installation, testing and commissioning of FRP rectangular shape, vertical, induced draught counter flow cooling tower of 60TR size with uniform water distribution and optimal heat transfer, having tough fiberglass reinforced plastic (FRP) casing of sufficient structural strength to withstand vibrations and wind velocity up to 60 m/s, FRP basin, rigid honeycomb type PVC fill of suitable thickness, SS sprinklers and non-clogging sprinkler pipes, FRP drift eliminator, energy efficient induced draught axial type fans with factory set and dynamically balanced blades pitch, IE3 TEFC squirrel cage induction motor, suitable for operation on 3- Ph, 415 V, 50 Hz AC supply with IP 65 protection for enclosure, conforming to IS 12615: 2018, inlet, outlet, drain and over-flow nozzle connections, etc. complete alla s specified and as directed. |
| 58 | Air handling unit with not less than 20000 dehumidified air CFM ,external static pressure 50mm WGsuitable capacity with chiller unit of sectional ised construction, factory made double skinned six row deep cooling coil and 50 mm TSP complete with all accessories controls etc as per OEM pacifications and comprising :- (i) Cooling coils of copper tube with aluminium fins. (ii)Pre filter, plenum and fire dampers in the supply air duct. (iii)Heating Kits, strip type of min capacity 16 KW arranged in banks to serve as relative humidity control of conditioned space including providing switchgears, accessories, measuring devices, etc all as specified and directed complete with controls. (iv)Blowers for AHU complete with suitable electric motor, TEFC squirrel cage induction motors for operation on 415 Volt, 3 phase, AC supply, with V Belt and belts |
| 59 | Supply, installation, testing and commissioning of mono block, self-priming, single-stage centrifugal pump, capacity of 3 HP, having cast iron casing, enclosed type dynamically balanced cast iron impeller, carbon steel pump shaft, gland packed sealing, deep groove ball bearings, etc. with TEFC squirrel cage induction motor having class "B" insulation, IE3 efficiency, conforming to IS 12615: 2018 and suitable for operation on 3-Ph, 415 V±10%, 50 Hz AC supply, base plate, mounting channel frame, accessories and fittings, viz. pressure gauges, thermometers, drains, coupling, coupling guard, vibration isolation arrangement by means of spring / rubber type mounting duly insulated with FM approved highly- flexible, closed-cell thermal insulation of elastomeric foam based on synthetic rubber (NBR) of appropriate thickness laminated with 12 micron aluminium foil facing with reinforced glass scrim along with adhesives and other necessary accessories complete all as specified and as directed. |
| 60 | Supply, installation, testing and commissioning of mono bloc, self-priming, single-stage centrifugal pump, capacity of 3HP, having cast iron casing, enclosed type dynamically balanced cast iron impeller, carbon steel pump shaft, gland packed sealing, deep groove ball bearings, etc. with TEFC squirrel cage induction motor having class "B" insulation, IE3 efficiency, conforming to IS 12615: 2018 and suitable for operation on 3-Ph, 415 V±10%, 50 Hz AC supply, base plate, mounting channel frame, accessories and fittings, viz. pressure gauges, thermometers, drains, coupling, coupling guard, vibration isolation arrangement by means of spring / rubber type mountingcomplete all as specified and as directed. |
| 61 | Supply, installation, commissioning and testing of factory made, CPRI type tested, indoor, cubical compartmental type "HVAC Panel" of suitable size, conforming to IEC 61439-1 &2, IEC 61641, having both sides openable with hinged double doors & locking arrangement and IP 42 protection made out of 2.0 mm thick mild steel CRCA sheet, supported and fixed on structural frame of angle iron of suitable size, including earthing stud, labeling, painting to all internal & external exposed steel surfaces with powder coating paint (7 tank process), duly fixed in ground with PCC foundation(1:2:4) type B1, with danger notice plate of 1.6 mm thick mild steel sheet, vitreous enameled (white) with letters figures and conventional skull and bones in signal red colour, suitable for 3- Phase 4 Wire system, 500 V grade with necessary wiring, PVC sheathed stranded copper conductor of appropriate length & size, including fixing lugs, bolts, screws etc. complete with accessories as specified and directed by the engineer-in-charge.Make: CPRI approved panel builder The HVAC Panel shall comprise of the following: Busbar Chamber: [i] 01 Set (3L + N) of copper busbar of rated capacity 320 A, covered with PVC insulated sleeves including insulator, nuts, bolts, etc. with complete connection Incoming: |
| 62 | [ii] 250 A, 415 V, Ics = 100% Icu = 36 kA, 50 Hz FP MCCB, conforming to IEC 60947-2, having thermal magnetic based trip unit, adjustable overload setting (0.7 - 1 X In), adjustable short-circuit setting (5 - 10 X Ir), adjustable neutral protection (N, N/2, OFF), front indication LEDs (Ready, Overload and pre-alarm & Overload), etc.- 01 Nos. [iii] Cl 1.0 multi-function meter capable of measuring V, A, F, PF, W/VA, Wh/VAh, Run hrs. On hrs & interrupts- 01 Nos. [iv] LED phase indicators (Red, Yellow, Blue)- 01 Set Outgoing: [i] 80 A, 415 V, Ics = Icu = 16 kA, conforming to IEC 60947- 2, 50 Hz, FP MCCB with adjustable thermal settings & fixed magnetic settings with compression lug connectors and thermal magnetic trip unit (TMD)- 03 Nos. [for chillers] [ii] 63 A, 415 V, Ics = Icu = 16 kA, conforming to IEC 60947- 2, 50 Hz, FP MCCB with adjustable thermal settings (0.70- 1 X In) & fixed magnetic settings with compression lug connectors and thermal magnetic trip unit (TMD)- 01 Nos. [for AHU] [iii] 32 A, 415 V, Ics = Icu = 16 kA, conforming to IEC 60947- 2, 50 Hz, FP MCCB with adjustable thermal settings & fixed magnetic settings with compression lug connectors and thermal magnetic trip unit (TMD)- 08 Nos. [for chilled water supply pump, condenser water supply pump & cooling tower] [iv] 32 A, 230 V, 50 Hz, SPN MCB (C- curve)- 01 Nos. [for AC Plant Room] |
| 63 | [v] LED phase indicators (Red, Yellow, Blue)- 12 Set [vi] Cl 1.0 multi-function meter capable of measuring V, A, F, PF, W/VA, Wh/VAh, Run hrs. On hrs & interrupts- 11 Nos. [vii] DOL Starter suitable for chilled water circulation pump [3 HP]- 03 Nos. [viii] DOL Starter suitable for condenser water pump [3 HP]-3 Nos. [ix] DOL Starter suitable for cooling tower motor [2 HP]-02 Nos. |
| 64 | Supply, installation, balancing and commissioning of factory fabricated galvanized steel sheet metal (G.S.S.) round / rectangular ducting of following sheet thickness having zinc coating of 120 g/m² total on both sides and complete with neoprene rubber gaskets, elbows, splitter dampers, vanes, volume control dampers, hangers, supports, etc. as per approved drawings and conforming to the latest edition of IS 655: 2006 & HVAC Duct Construction Standards - Metal and Flexible of SMACNA along with required scaffolding work to install the ducts at site complete all as specified and as directed. |
| 65 | (a) 22 G |
| 66 | (b) 24 G |
| 67 | S & F closed cell elastomeric nitrile rubber insulation with aluminum foil laminated on one side, having thermal conductivity not exceeding 0.037 W/mK atmean temperature of 20° C as per EN 12667, moisture diffusion resistance factor or ‘µ’ value of minimum 7,000 for base insulation material without the foil as per EN 12086, fire performance such that it passes Class 1 as per BS476 Part 7 for surface spread of flame and also fire performance of V0, HB as per UL 94, 1996, density without the foil between 40 to 55 kg/m³. The insulation material shall be FM (Factory Mutual) USA approved and dust & fiber free. The Aluminium 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 527-3 with elongation > 10% as per EN ISO 527-3 complete all as specified and directed. |
| 68 | 19 mm thick nitrile rubber thermal insulation |
| 69 | 13 mm thick nitrile rubber thermal insulation |
| 70 | S & F open-cell engineered nitrile rubber foam acoustic insulation having good sound absorption, damping and barrier properties, antimicrobial product protection, thermal conductivity not exceeding 0.047 W/mK at 20° C, conforming to EN 12667, density 140-180 kg/m³ and conforming to class 1 rating for surface spread of flame in accordance with BS 476 Part 7 & UL 94 (HB, V- 0). The acoustic insulation material shall be free of dust and fiber; it shall pass fungi /mould resistance as per DIN EN ISO 846 method A and bacterial resistance as per DIN EN ISO 846 method C and air erosion resistance test in accordance to ASTM Standard C 1071-05 without any laminate or covering, complete all as specified and diercted. |
| 71 | 10 mm thick nitrile rubber foam acoustic insulation |
| 72 | S & F of supply / return / exhaust air diffusers / grilles / louvers of powder coated aluminium with aluminium volume control dampers with anti smudge ring & removable core complete all as specified and directed by engineer-in-charger |
| 73 | (a) Supply Air Grill / Diffuser with Damper |
| 74 | (b) Return Air Grill / Diffuser Without Damper |
| 75 | Supply and fixing GI construction volume control dampers lever operated type to be mounted on duct complete all as specified and directed. |
| 76 | Supply, erection, testing and commissioning of fusible link type fire damper as per UL 555 complete all as specified and directed. |
| 77 | Supply, laying / fixing, testing and commissioning of condenser water piping including necessary fittings viz. bends, tees, reducers, flanges, air purge valves, drain valves, structural support, necessary clamps, vibration isolators, etc. including painting and supporting / fixing the pipe in excavated trenches or on floor / wall / ceiling with clamps, hangers, angles, channels (using anchor fasteners) with necessary accessories complete all as specified and directed by engineer-in-charge. Notes: [i] The pipe size 150 mm NB & below shall be MS "C" class as per IS 1239 (Part- 1): 2004 & IS 1239 (Part- 2): 2011. [ii] The pipe size above 150 mm NB shall be welded black steel pipe heavy class as per IS 3589: 2001. [iii] Minimum thickness of MS sheet for pipe size above 150 mm NB and up to 350 mm NB shall be 6.35 mm and it shall be 7 mm for pipe size 400 mm NB and above. |
| 78 | (a) 100 mm NB |
| 79 | (b) 80 mm NB |
| 80 | Supply, laying / fixing, testing and commissioning of chilled water circulation piping including necessary fittings viz. bends, tees, reducers, flanges, air purge valves, drain valves, structural support, necessary clamps, vibration isolators, etc. including painting and supporting / fixing the pipe in excavated trenches or on floor / wall / ceiling with clamps, hangers, angles, channels (using anchor fasteners) with necessary accessories duly insulated with FM approved highly- flexible, closed-cell thermal insulation of elastomeric foam based on synthetic rubber (NBR) of 25mm thickness laminated with 12 micron aluminium foil facing with reinforced glass scrim along with adhesives and other necessary accessories complete all as specified and directed by engineer-in-charge. Note: [i] The pipe size 150 mm NB & below shall be MS "C" class as per IS 1239 (Part- 1): 2004 & IS 1239 (Part- 2): 2011. [ii] The pipe size above 150 mm NB shall be welded black steel pipe heavy class as per IS 3589: 2001. [iii] Minimum thickness of MS sheet for pipe size above 150 mm NB and up to 350 mm NB shall be 6.35 mm and it shall be 7 mm for pipe size 400 mm NB and above. |
| 81 | (a) 80 mm NB |
| 82 | (b) 65 mm NB |
| 83 | Supply, installation, testing and commissioning of wafer type PN 1.6 rated short pattern CI butterfly valve having Gr. FG-200 CI body conforming to IS 210: 2009, seat having EPDM rubber lining, CF 8 stainless steel disc, AISI- 410 stainless steel stem, 2.4 MPa body test pressure & 1.6 MPa seat test pressure and standard flange end conforming to BS 10 Table D/E & ANSI B 16.1 CI- 125 with necessary accessories complete all as specified and directed by engineer-in- charge. |
| 84 | (a) 80 mm NB |
| 85 | (b) 65 mm NB |
| 86 | Supply, installation, testing and commissioning of suitable size cast steel bolted cover Y-type strainer with CCS body conforming to ASTM A- 216 Gr. WCB, AISI 304 screen with 1.2 mm diameter perforation, 20 kg/cm2 body test pressure & 20 kg/cm2 maximum working pressure and standard flange end conforming to BS 10 Table F / Class-150 with necessary accessories complete all as specified and directed by Engineer-in-charge. |
| 87 | (A) 80mm |
| 88 | (B) 65mm |
| 89 | Supply, installation, testing and commissioning of wafer type PN 1.6 rated swing check type multidoor reflux valve (NRV), designed & tested as per IS 5312 (Part- 2): 1986, suitable to handle clear water having turbidity up to 5000 PPM, having CI body, door and diaphragm, leaded tin bronze seat rings and flange drilling standard end connection, etc. with other necessary accessories complete all as specified and directed by engineer-in-charge. |
| 90 | (A) 80mm |
| 91 | (B) 65mm |
| 92 | Supply, installation, testing and commissioning of 80 mm NB electronic, self-balancing, pressure independent type dynamic balancing valve rated for minimum 25 bar working pressure with integrated 3- Way modulating control valves in a single body and actuator capable of accepting upto 10 V DC and up to 20 mA electric signal and provide similar transducedfeedback output to control system duly insulated with FM approved highly- flexible, closed-cell thermal insulation of elastomeric foam based on synthetic rubber (NBR) of appropriate thickness laminated with 12 micron aluminium foil facing with reinforced glass scrim along with adhesives and other necessary accessories complete all as specified and directed by engineer-in-charge. Notes: [i] Maximum close off pressure shall not be less than 6 bar for upto 50 mm valves. |
| 93 | Supply, installation, testing and commissioning of precise balancing, double regulation type cast iron balancing valve 100 mm having FG 200 cast iron body conforming to IS 210: 2009, copper alloy trim, stainless steel 2 Cr. 13 stem, 2.4 MPa body test pressure & 1.6 MPa maximum working pressure and standard flange ends with necessary accessories complete all as specified and asdirected. |
| 94 | (A) 80mm |
| 95 | (B) 65mm |
| 96 | S & F of 6" dual scale (°F/°C), lower mount (radial), bimetal thermometer having 0.5 NPT process connection, Grade A accuracy class as per ASME B40.200, stem diameter 6.35 mm, laminated safety glass window, stainless steel 304 case, steam, process connection & joint, aluminium dial & pointer, IP67 protection, scale range 0- 60 °C complete with accessories, etc.complete all as specified and asdirected.. |
| 97 | S & F of 4" bourdon tube pressure gauge conforming to EN 837- 1, having copper alloy process connection & pressure element, plastic black pointer & case, plastic crystal-clear window, snap-fitted in case, accuracy class 2.5, scale range 0- 25 bar complete with accessories, etc. complete all as specified and asdirected. |
| 98 | S & F PVC/HDPE expansion tank of 500 liter capacity with pressure rating to suit the system pressure and sized adequately to compensate for water expansion due to operating temperature variations, conforming to IS: 2825- 1969 for "non-fired pressure vessels" complete with inter-connection piping, non-return valve, safety relief valve and pressure gauge, insulated with 50 mm thick elastomeric insulation and cladded with 26 gauge aluminium complete all as specified and asdirected. |
| 99 | M & L for ISI marked 1.1 kV grade aluminium conductor, XLPE insulated armoured cables, conforming to IS: 7098 (Part 1)- 1988 having stranded aluminium compact shaped conductor as per Cl. 2, IS: 8130- 1984, PVC inner sheath, single armouring of galvanized steel strip/wire and PVC Type ST- 2 outer sheath conforming to IS: 5831- 1984, including termination complete as specified and directed and suitable cable tray for laying of cable between Panel to chillers, pumps, AHU, CT. complete all as specified and asdirected. |
| 100 | (a) 3.5core, 95 mm² (for AHU) |
| 101 | (b) 4 core, 10 mm² (for pumps) |
| 102 | (c ) 3 core, 10 mm² (for Cooling Tower) |
| 103 | (d)3.5 core, 120 mm² ( for chillers) |
| 104 | e)Cable Tray(150x50x1.2) |
| 105 | (f)Cable Tray(200x50x1.2) |
| 106 | (g)Cable Tray(300x50x1.2) |
| 107 | M & L for earthing complete with GI earth plate electrode of 60 cm x 60 cm x 3.15 mm size, buried directly in ground (earth pit not less than 2.25 m deep below ground level) with top edge of the plate not less than 1.5 m below normal ground level, connected to copper strip of size 25 mm x 4 mm as earth lead, by means of bolts, buts, check nuts and washers of galvanised iron or steel, galvanized iron pipe of 40 mm diameter, connected to earthing test point, all as shown in electrical plate No. 5 connected to earthing test point all as specified or indicated including testing on completion and including excavation, earthwork, PCC earth pit of dimensions 550 mm X 550 mm (outer) and 300 mm X 300 mm (inner) and 250 mm deep, with a 10 mm thick CI cover, hinged to CI frame on ground level, GI watering pipe, funnel, etc. complete as specified and directed by the engineer-in-charge. Notes: (i)The cost of GI earth continuity conductor with GI pipe 40mm medium grade upto 7.5m is deemed to be included in Item No. 66 (ii) The earth chamber to be constructed 0.5m from edge of earth pit with necessary watering arrangement. The cost for the same is deemed to be included in Item No. 66 |
| 108 | M&L for Foundation to equipment such as package chillers AHUS,HWG LT Panel board, Pump sets, cooling tower, pipeline, common headers etc. including any other masonry work, Excavation and earth work for pipe work, cable work,foundation support etc and Opening in walls for duct work, grills/diffusers/ blanking plates etc, finishing of openings including painting/whitewash work to match the interior decoration existing work complete all as specified and as directed. |
| 109 | S & F multilayered HDPE make-up water tank of2x5000 liter capacity made up of 100% virgin material, having 100% UV stabilized white outer layer, threaded lid, extra insert lid for protection against algae formationcomplete with inter-connection piping and non- return valve etc. complete all as specified and directed. |
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