Danfoss丹佛斯PAHT系列高压泵柱塞泵选型技术样本资料PAHT 2-308 Data sheet

DatasheetDatasheetPAHTPAHTpumps2-308pumps/PAHT2-6.3/PAHT/10-12.5/PAHT20-25/PAHTPAHT50-90G2-308andPAHTpumps256-308/ATEXPAHTGpumpdanfoss.high-pressurepumps.comhpp.danfoss.comDatasheetPAHT2-308pumpsTableofContents1.Introduction......................................22.Benefits........................................33.Applicationexamples..................................34.Technicaldata.....................................44.1PAHT2-12.5......................................44.2PAHT20-32.......................................54.3PAHT50-90.......................................64.4PAHT256-308.....................................75.Flow..........................................85.1PAHT2-6.3typicalflowcurvesatmaxpressure.....................85.2PAHT10-12.5typicalflowcurvesatmaxpressure....................95.3PAHT20-32typicalflowcurvesatmaxpressure....................105.4PAHT50-90typicalflowcurvesatmaxpressure....................115.5PAHT256-308typicalflowcurvesatmaxpressure...................126.Motorrequirements..................................137.Installation......................................147.1Filtration.......................................147.2Noise.........................................147.3Open-systemdesign..................................157.4Closed-systemdesign.................................168.Dimensionsandconnections.............................178.1PAHT2-6.3......................................178.2PAHT10-12.5.....................................188.3PAHT20-32......................................198.4PAHT50-90......................................208.5PAHT256-308.....................................219.Service........................................221.IntroductionTheDanfossrangeofPAHThigh-pressurepumpsisspecificallydesignedforusewithtechnicalwatersuchas:•Ultra-purewaterthathasundergonemultiplereverseosmosisprocesses•De-ionizedwater•DemineralizedwaterDanfossPAHTpumpsarepositivedisplacementpumps,withaxialpistonsthatmoveafixedamountofwaterineachcycle.Flowispropor-tionaltothenumberofinputshaftrevolutions(rpm).Unlikecentrifugalpumps,theyproducethesameflowatagivenspeedindependentlyofnomatterwhatthedischargepressure.2AI106586503085en-000901|05.2021DatasheetPAHT2-308pumpsBelowsectionaldrawingisanexampleofaPAHTpump.1:Mountingflange2:Shaftseal3:Connectingflange4:Portplate5:Valveplate6:Retainerplate7:Swashplate8:Endcap9:Spring10:Piston11:Cylinderbarrel12:Housingwithbearing2.Benefits•Zeroriskoflubricantcontamination:-Pumpcanbeinstalledhorizontallyor-Oillubricantsarereplacedwiththevertically.pumpedmedium,water,sothereisno-Nopulsationdampenersnecessaryduecontaminationriskfromthepump.toextremelylow-pressurepulsation.•Lowmaintenancecosts:-Poweredbyelectricmotorsorcombus--Efficientdesignandall-stainlesssteeltionengines.constructionensureexceptionallylong-Suitableforbothboostedinletlifetime.WhenDanfossspecificationspressureandwatersupplyfromatank.aremet,serviceintervalsofupto8,000-Noneedforcoolingcircuitsduetoveryhourscanbeexpected.Serviceiseasy,highmechanicalefficiency.andcanbecarriedoutonsitedueto•Certifiedquality:thesimpledesignandfewparts.-Fulfillsthestringenthygienerequire-•Lowenergycosts:ments,VDI6022,HACCP.-Thehighlyefficientaxialpistondesign-Certificates:providesthelowestenergyconsump-ISO9001,ISO14001tionofanycomparablepumpontheAPIavailableonrequestmarket.•Easyinstallation:-Thelightestandmostcompactdesignavailable.3.Applicationexamples•High-pressurecleaningwithultra-pure•Humidificationinofficebuildings,elec-water,asusedinthemanufacturingoftroniccomponentmanufacturing,dairies,flat-paneldisplaysandmanyothergreenhouses,etc.electronicproducts.•Dustsuppressionandodorcontrol•High-pressurecleaningwithultra-puresystems,forexampleinpaper,textileandwater,asusedinthemanufacturingofwoodproduction.partsfortheautomobileindustry.•ReductionofNOxemissionsindiesel•Adiabaticcoolingsystemstoreplaceorenginesandgasturbines.supplementstandardA/Csystemsinserver•Gasturbinebyinletfoggingandfuelwashroomsandfactories.systems.AI106586503085en-000901|05.20213DatasheetPAHT2-308pumps4.Technicaldata4.1PAHT2-12.5Pumpsize23.246.31012.5CodenumberPAHT180B0031180B0077180B0030180B0029180B0032180B0033HousingmaterialAISI304AISI304AISI304AISI304AISI304AISI304Geometriccm³/rev23.246.31012.5displacementin³/rev0.120.200.240.380.610.76PressureMin.outletbarg303030303030pressurepsig435435435435435435Max.outletbarg100100100100140140pressurepsig145014501450145020312031Inletpressure,barg0-40-40-40-40-40-4continuouspsig0-580-580-580-580-580-58Max.inlet1)barg444444pressure,peakpsig585858585858SpeedMin.speedrpm100010001000100010001000Min.speed,rpm100010001000100010001000continuousMax.speedrpm300030003000300024002400Typicalflow-Flowcurvesavailableinsection51000rpmatl/min0.72.03.05.57.610.2max.pressure1500rpmatl/min1.73.65.08.612.616.5max.pressure1200rpmatgpm0.30.71.01.82.53.3max.pressure1800rpmatgpm0.61.21.62.74.05.3max.pressureTypicalmotorsize1500rpmatkW0.751.11.52.24.05.5max.pressure50Hz1800rpmathp1.01.52.03.07.57.5max.pressure60HzTorqueatmax.Nm4.46.78.112.425.631.7outletpressurelbf-ft3.24.96.09.218.923.4Media°C2-502-502-502-502-502-50temperature°F37-12237-12237-12237-12237-12237-122Ambient°C0-500-500-500-500-500-50temperature°F32-12232-12232-12232-12232-12232-122SounddB(A)767676767575pressurelevel2)Weightkg4.44.44.44.47.77.7lbs9.79.79.79.717.017.01)1%perminutepeak,10%perminuteduringstartup.2)MeasurementsaccordingtoENISO3744:2010/dB(A)[LPA,1m]valuesarecalculated.Measuredatmaxpressureandrpmforamotorpumpunit.4AI106586503085en-000901|05.2021DatasheetPAHT2-308pumps4.2PAHT20-32Pumpsize202532CodenumberPAHT180B0019180B0020180B0021HousingmaterialAISI316AISI316AISI316orhigherorhigherorhigherGeometriccm³/rev202532displacementin³/rev1.221.531.95PressureMin.outletbarg303030pressurepsig435435435Max.outletbarg100160160pressurepsig145023212321Inletpressure,barg0-60-60-6continuous1)psig0-870-870-87Max.inletbarg202020pressure,peak2)psig290290290SpeedMin.speedrpm700700700Min.speed,rpm100010001000continuousMax.speedrpm240024002400Typicalflow-Flowcurvesavailableinsection51000rpmatl/min16.920.628.0maxpressure1500rpmatl/min27.033.244.2maxpressure1200rpmatgpm5.46.79.0max.pressure1800rpmatgpm8.610.614.0max.pressureTypicalmotorsize1500rpmatkW5.511.015.0max.pressure50Hz1800rpmathp7.520.020.0max.pressure60HzTorqueatmax.Nm21.069.289.0outletpressurelbf-ft15.551.165.7Media°C2-502-502-50temperature°F37-12237-12237-122Ambient°C0-500-500-50temperature°F32-12232-12232-122SounddB(A)797979pressurelevel3)Weightkg191919lbs4242421)Above1800rpminletpressure2-6barg2)1%perminutepeak,10%perminuteduringstartup.3)MeasurementsaccordingtoENISO3744:2010/dB(A)[LPA,1m]valuesarecalculated.Measuredatmaxpressureandrpmforamotorpumpunit.AI106586503085en-000901|05.20215DatasheetPAHT2-308pumps4.3PAHT50-90Pumpsize5063708090CodenumberPAHT180B0085180B0086180B0087180B0088180B0089HousingmaterialAISI316AISI316AISI316AISI316AISI316orhigherorhigherorhigherorhigherorhigherGeometriccm³/rev5063708090displacementin³/rev3.053.844.274.885.49PressureMin.outletbarg3030303030pressurepsig435435435435435Max.outletbarg80160160160160pressurepsig11602321232123212321Inletpressure,barg0-60-60-60-60-6continuouspsig0-870-870-870-870-87Max.inlet1)barg2020202020pressure,peakpsig290290290290290SpeedMin.speedrpm700700700700700Min.speed,rpm10001000100010001000continuousMax.speedrpm18001800180018001800Typicalflow-Flowcurvesavailableinsection51000rpmatl/min43.750.557.768.377.6max.pressure1500rpmatl/min68.782.192.9108.5122.6max.pressure1200rpmatgpm14.016.418.721.924.9max.pressure1800rpmatgpm21.826.329.634.538.9max.pressureTypicalmotorsize1500rpmatkW1130303745max.pressure50Hz1800rpmathp2050506075max.pressure60HzTorqueatmax.Nm68.5172.6191.8219.8246.6outletpressurelbf-ft50.6127.4141.5162.2182.0Media°C2-502-502-502-502-50temperature°F37-12237-12237-12237-12237-122Ambient°C0-500-500-500-500-50temperature°F32-12232-12232-12232-12232-122SounddB(A)8080808081pressurelevel2)Weightkg3434343434lbs75757575751)1%perminutepeak,10%perminuteduringstartup.2)MeasurementsaccordingtoENISO3744:2010/dB(A)[LPA,1m]valuesarecalculated.Measuredatmaxpressureandrpmforamotorpumpunit.6AI106586503085en-000901|05.2021DatasheetPAHT2-308pumps4.4PAHT256-308Pumpsize256308CodenumberPAHT180B1001180B1002HousingmaterialAISI316AISI316orhigherorhigherGeometriccm³/rev256308displacementin³/rev15.618.8PressureMin.outletbarg3030pressurepsig435435Max.outletbarg120120pressurepsig17401740Inletpressure,barg2-62-6continuouspsig29-8729-87Maxinletbarg1010pressure,peak1)psig145145SpeedMin.speedrpm450450Min.speed,rpm700700continuousMax.speedrpm12501250Typicalflow-Flowcurvesavailableinsection5450rpmatl/min89.6107.8max.pressure1250rpmatl/min294.4354.2max.pressure450rpmatgpm23.328.0max.pressure1250rpmatgpm76.592.1max.pressureTypicalmotorsize1000rpmatkW5575max.pressure50Hz1200rpmathp100125max.pressure60HzTorqueatmax.Nm549.6661.3outletpressurelbf-ft405.6448.0Media°C2-502-50temperature°F37-12237-122Ambient°C0-500-50temperature°F32-12232-122SounddB(A)8287pressurelevel2)Weightkg105105lbs2312311)1%perminutepeak,10%perminuteduringstartup.2)MeasurementsaccordingtoENISO3744:2010/dB(A)[LPA,1m]valuesarecalculated.Measuredatmaxpressureandrpmforamotorpumpunit.AI106586503085en-000901|05.20217DatasheetPAHT2-308pumps5.FlowTheflow(Qeff)atvariouspressure(pmax)canbeAtzeropressurethetrueflowequalsthecalculatedwiththefollowingequation:theoreticalflowQ(th).Qeff=Q(th)–[(Q(th)–Q(pmax))x(p/pmax)]Q(th):Theoreticalflow(l/min/gpm)ThetheoreticalflowcanbecalculatedwiththeQ(pmax):Flowsatmax.pressure(l/minandfollowingequation:gpm),see4.1-4.4pmax:Maxpressure(barg/psig)Vxnp:Pressure(barg/psig)3Q(th)=V:Displacement(cm/rev.)1000n:Motorspeed(rpm)5.1l/minPAHT2-6.3typicalflowcurvesatmaxpressure2018PAHT6.3l/min20161814PAHT6.31612PAHT4.01410128PAHT3.2PAHT4.0106PAHT2.03.28462PAHT2.040rpm21000125015001750200022502500275030000rpm100012501500175020002250250027503000gpm5.0PAHT6.3gpm4.55.04.0PAHT6.34.53.54.03.0PAHT4.03.52.53.0PAHT3.22.0PAHT4.02.51.5PAHT3.22.0PAHT2.01.01.50.5PAHT2.01.00rpm0.51000125015001750200022502500275030000rpm8AI106586503085en-00090110001250|05.20211500175020002250250027503000DatasheetPAHT2-308pumps5.2PAHT10-12.5typicalflowcurvesatmaxpressurel/minl/min3030PAHT12.5PAHT12.52525PAHT10.0PAHT10.02020151510105rpm5rpm1000120014001650180020002200240010001200140016501800200022002400gpmgpm88PAHT12.57PAHT12.5766PAHT10.0PAHT10.055443322110rpm0rpm1000120014001650180020002200240010001200140016501800200022002400AI106586503085en-000901|05.20219DatasheetPAHT2-308pumps5.3PAHT20-32typicalflowcurvesatmaxpressurel/minl/min8080PAHT3270PAHT32706060PAHT25PAHT255050PAHT20PAHT2040403030202010100rpm0rpm700950120014501700195022002400700950120014501700195022002400gpmgpm25252020PAHT32PAHT3215PAHT2515PAHT25PAHT20PAHT201010550rpm0rpm95070012001450170019502200240095070012001450170019502200240010AI106586503085en-000901|05.2021DatasheetPAHT2-308pumps5.4PAHT50-90typicalflowcurvesatmaxpressurel/min160PAHT90140PAHT80120PAHT70100PAHT63PAHT50806040200rpm7009509501200145017001800gpm4540PAHT9035PAHT8030PAHT70PAHT6325PAHT63PAHT5020151050rpm7009509501200145017001800AI106586503085en-000901|05.202111DatasheetPAHT2-308pumps5.5PAHT256-308typicalflowcurvesatmaxpressurel/minl/min400400350PAHT308350PAHT308300PAHT256300PAHT25625025020020015015010010050500rpm0rpm450550650750850950105011501250450550650750850950105011501250gpmgpm100100PAHT30890PAHT3089080PAHT2568070PAHT256706060505040403030202010100rpm0rpm45055065075085095010501150125045055065075085095010501150125012AI106586503085en-000901|05.2021DatasheetPAHT2-308pumps6.MotorrequirementsTherequiredmotorpowercanbecalculatedbyusingthefollowingequation:nxVxpP=600.000xηP:Power(kW)M:Torque(Nm)η:Mechanicalefficiencyp:Pressure(barg)n:Motorspeed(rpm)V:Displacement(cm3/rev.)Fromtheflowcurvesinitem5,youcandeter-minetherpmofthepumpatthedesiredflow.Therequiredtorqueiscalculatedasfollows:VxpM=62.8xηTodeterminethecorrectmotorsize,boththepowerandtorquerequirementmustbeverified.Themechanicalefficiencyofthepump,atmaxpressure,isasfollows:PAHT2,3.2,4,6.30.8PAHT10,12.50.9PAHT20,25,32,50,63,70,80,900.95PAHT256,3080.95AI106586503085en-000901|05.202113DatasheetPAHT2-308pumps7.InstallationSeethefigurebelowforinstructionsonhowtomountthepumpandconnectittoanelectricmotororcombustionengine.ABCDA:PumpB:BellhousingC:CouplingD:MotorIfalternativemountingisrequired,pleaseFormoreinformationontheimportanceofcontactyourDanfosssalesrepresentativeforproperfiltration,includingexplanationoffurtherinformation.filtrationprinciples,definitions,andguidanceonhowtoselecttherightfilterforyourpump,pleaseconsultourFiltrationinformationandNote:Donotaddanyaxialorradialloadstothespecifications(Danfossdocumentnumberpumpshaft.521B1009).7.1Filtration7.2NoiseProperfiltrationiscrucialfortheperformance,Sincethepumpunitismountedonaframe,themaintenanceandwarrantyofyourpump.overallnoiselevelcanonlybedeterminedforacompletesystem.TominimizevibrationsandProtectyourpump,andtheapplicationinwhichnoisethroughoutthesystem,itisthereforeveryitisinstalled,byalwaysensuringthatfiltrationimportanttomountthepumpunitcorrectlyonaspecificationsaremet,andbyalwayschangingframewithdampersandtouseflexiblehosesfiltercartridgesaccordingtoschedule.ratherthanmetalpipeswherepossible.Sincewaterhasverylowviscosity,DanfossPAHTThenoiselevelisinfluencedby:pumpshavebeendesignedwithverynarrow•Pumpspeed:clearancesinordertocontrolinternalleakageHighrpmmakesmorefluid/structure-ratesandimprovecomponentperformance.Tobornepulsations/vibrationsthanlowrpm.minimizewearonthepump,itistherefore•Dischargepressure:essentialtofilterinletwaterproperly.Highpressuresmakemorenoisethanlowpressures.Themainfiltermusthaveafiltrationefficiency•Pumpmounting:of99.98%at10μm.WestronglyrecommendRigidmountingmakesmorenoisethanthatyoualwaysuseprecisiondepthfilterflexiblemountingbecauseofthestructure-cartridgesrated10μmabs.β10≥5,000.bornevibrations.Besuretousedamperswhenmounting.Pleasenotethatwedonotrecommendbag•Connectionstopump:filtersorstring-woundfiltercartridges,whichPipesconnecteddirectlytothepumpmaketypicallyhaveonly50%filtrationefficiency.Thismorenoisethanflexiblehosesbecauseofmeansthatoutof100,000particlesthatenterstructure-bornevibrations.suchfilters,50,000particlespassrightthrough•Variablefrequencydrives(VFDs):them;comparethistoprecisiondepthfiltersthatMotorsregulatedbyVFDscanproduceare99.98%efficient,andonlyallow20ofthemorenoiseiftheVFDdoesnothavethesame100,000particlestopassthrough.rightsettings.14AI106586503085en-000901|05.2021DatasheetPAHT2-308pumps7.3Open-systemdesignEHoses:Alwaysuseflexiblehoses(5)tominimizeAInletline:vibrationsandnoise.Dimensiontheinletlinetoobtainmini-FInletpressure:mumpressureloss(largeflow,minimumInordertoeliminatetheriskofcavitationpipelength,minimumnumberofbends/andotherpumpdamage,pumpinletconnections,fittingswithsmallpressurepressuremustbemaintainedaccordingtolossesandrestrictions).specificationsdescribedinitem4,technicalBInletfilter:data.Installtheinletfilter(1)infrontofthePAHTGNon-returnvalve(6):pump(2).PleaseconsulttheDanfossfilterShouldbeinstalledaftertheoutlettodatasheetforguidanceonhowtoselectpreventpumpbackspin,whichmayruintherightfilter.thepump.CMonitoringpressureswitch:HPressurereliefvalve:Installthemonitoringpressureswitch(3)AstheDanfossPAHTpumpbeginstobetweenthefilterandthepumpinlet.Setcreatepressureandflowimmediatelyaftertheminimuminletpressureaccordingtostart-upregardlessofanycounterpressure,specificationsdescribedinitem4,technicalapressurereliefvalve(7)shouldbedata.Themonitoringpressureswitchstopsinstalledtopreventsystemdamage.thepumpifinletpressureislowerthanthesetminimumpressure.Note:Ifanon-returnvalveismountedintheDMonitoringtemperatureswitch:inletline,alow-pressurereliefvalveisalsoInstallthemonitoringtemperatureswitchrecommendedbetweenthenon-returnvalve(4)betweenthefilterandthepump,on(8)andthepumptoprotectagainsthigh-pres-eithersideofthemonitoringpressuresurepeaks.switch.Setthetemperaturevalueaccord-ingtotechnicaldata,item4.Themonitor-ingtemperatureswitchstopsthepumpifinlettemperatureishigherthanthesetvalue.M145256PIPISYSTEM837AI106586503085en-000901|05.202115DatasheetPAHT2-308pumps7.4Closed-systemdesign(notapplicableEHoses:forPAHT256-308)Alwaysuseflexiblehoses(6)tominimizevibrationsandnoise.AInletline:FInletpressure:Dimensiontheinletlinetoobtainmini-Inordertoeliminatetheriskofcavitationmumpressureloss(largeflow,minimumandotherpumpdamage,pumpinletpipelength,minimumnumberofbends/pressuremustbemaintainedaccordingtoconnections,fittingswithsmallpressurespecificationsdescribedinitem4,technicallossesandrestrictions).data.BInletfilter:GNon-returnvalve(7):Installthefilter(1)infrontofthetank(2).ShouldbeinstalledaftertheoutlettoPleaseconsulttheDanfossfilterdatasheetpreventpumpbackspin,whichmayruinforguidanceonhowtoselecttherightthepump.filter.HPressurereliefvalve:4CMonitoringpressureswitch:AstheDanfossPAHTpumpbeginsto2MInstallthemonitoringpressureswitch(3)increatepressureandflowimmediately1afterfrontofthefilter(1).Setthemaximuminletstart-upregardlessofanycounterpressure,PIPIpressureto2barg(29.0psig).Themonitor-apressurereliefvalve(8)shouldbeingpressureswitchwillstopthepump(5)ifinstalledtopreventsystemdamage.Systeminletpressureishigherthan2barg(29.0ISystemwaterfilling:psig),indicatingthatthefilterelementToensureproperfiltrationofnewwatermustbechanged.(10)suppliedtothesystem,alwaysusethe556DMonitoringtemperatureswitch:fillingvalve(9).3InstallthemonitoringtemperatureswitchJMinimumlevelswitch:7(4)inthetank.SetthetemperaturevalueInstalltheminimumlevelswitch(11)aboveaccordingtotechnicaldata,item4.Thetheoutletofthereservoir.Thelevelswitchmonitoringtemperaturestopsthepumpifmuststopthepumpifthewaterintheinlettemperatureishigherthanthesetreservoirisbelowtheswitch,whichvalue.indicatesthatthereservoirisempty.2114Reservoir5M667PIPISystem98101316AI106586503085en-000901|05.2021DatasheetPAHT2-308pumps8.Dimensionsand8.1PAHT2-6.3connectionsAI106586503085en-000901|05.202117DatasheetPAHT2-308pumps8.2PAHT10-12.518AI106586503085en-000901|05.2021DatasheetPAHT2-308pumps8.3PAHT20-32AI106586503085en-000901|05.202119DatasheetPAHT2-308pumps8.4PAHT50-9020AI106586503085en-000901|05.2021DatasheetPAHT2-308pumps8.5PAHT256-308AI106586503085en-000901|05.202121DatasheetPAHT2-308pumps9.ServiceDanfossPAHTpumpsaredesignedforlongOtherfactorsthataffectpumpperformanceandperiodsofservice-freeoperationtoensurelowlifetimeinclude:maintenanceandlifecyclecosts.Providedthatthepumpisinstalledandoperatedaccordingto•runningthepumpatspeedsoutsideDanfossspecifications,DanfossPAHTpumpsspecificationstypicallyrun8,000hoursbetweenservice.•supplyingthepumpwithwaterattemper-However,theservicescheduleforyourDanfossatureshigherthanrecommendedPAHTpumpmayvaryaccordingtotheapplica-•runningthepumpatinletpressurestionandotherfactors.outsidespecifications•runningthepumpatoutletpressuresThelifeofapumpmaybegreatlyshortenedifoutsidethespecifications.Danfossrecommendationsconcerningsystemdesignandoperationarenotfollowed.Werecommendthatyouinspectyourpumpafter8,000hoursofoperationevenifitisInourexperience,poorfiltrationisthenumberrunningwithoutanynoticeableproblems.onecauseofpumpdamage.Replaceanywornpartsifnecessary,includingpistonsandshaftseals,tokeepyourpumprunningefficientlyandtopreventbreakdown.Ifwornpartsarenotreplaced,thenourguidelinesrecommendmorefrequentinspection.22AI106586503085en-000901|05.2021DatasheetPAHT2-308pumpsAI106586503085en-000901|05.202123DanfossA/SHighPressurePumpsDK-6430NordborgDenmarkDanfosscanacceptnoresponsibilityforpossibleerrorsincatalogues,brochuresandotherprintedmaterial.Danfossreservestherighttoalteritsproductswithoutnotice.Thisalsoappliestoproductsalreadyonorderprovidedthatsuchalterationscanbemadewithoutsubsequentialchangesbeingnecessaryinspecificationsalreadyagreed.Alltrademarksinthismaterialarepropertyoftherespectivecompanies.DanfossandtheDanfosslogotypearetrademarksofDanfossA/S.Allrightsreserved.©Danfoss|DCS(IM)|2021.05AI106586503085en-000901|24