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1、英文翻译FrequencyconverterPresentationTheATV61driveisafrequencyinverterfor3-phaseasynchronousmotorsratedbetween0.75kWand630kW.Thedrivehasbeendesignedforstate-of-the-artapplicationsinheating,ventilationandairconditioning(HVAC)inindustrialandcommercialbuild
2、ings:Ventilation，Airconditioning，Pumping。TheATV61canreduceoperatingcostsinbuildingsbyoptimizingenergyconsumptionwhilstimprovingusercomfort.Itsnumerousintegratedoptionsenableittobeadaptedtoandincorporatedintoelectricalinstallations,sophisticatedcontrol
3、systemsandbuildingmanagementsystems.Theneedforelectromagneticcompatibilityandareductioninharmonicsweretakenintoaccountattheoutsetofdesigningthedrive.Dependingonitsdesigncharacteristics,eachtype(ULType1/IP20and/orULType12/IP54)eitherhasbuilt-inclassAor
4、classBEMCfiltersandDCchokes,ortheseitemsareavailableasoptionalaccessories.Withitsmacro-configurationsand“SimplyStart”menu,theATV61drivecanbeusedtostartupyourapplicationswithoutdelayandtomakeadjustmentsinvirtuallynotimeusinguser-friendlydialoguetools.d
5、esignedforapplicationis:Energysavingratio,2-pointor5-pointquadraticratio.Automaticcatchingofaspinningloadwithspeeddetection.Adaptationofcurrentlimitingaccordingtospeed.Noiseandresonancesuppressionbymeansoftheswitchingfrequencywhich,dependingonthepower
6、rating,canbesettoupto16kHzduringoperation,bymodulatingtheswitchingfrequencyandbythefrequencyjump.Presetspeeds.IntegratedPIDregulator,withpresetPIDreferencesandautomatic/manual.(“Auto/Man.”)mode.Electricityandservicehoursmeter.Detectionofabsenceoffluid
7、,detectionofzeroflowrate,limitingofflowrate.Sleepfunction,wake-upfunction.Customersettingswithdisplayofphysicalvalues:bar,I/s,°C,etc.Protectionfunctions：1Motoranddrivethermalprotection,PTCthermalprobemanagement2Protectionagainstoverloadsandovercurrent
8、sincontinuousoperation3Machinemechanicalprotectionviajumpfrequencyfunction,phaserotation4Protectionoftheinstallationbymeansofunderload,overloadandzeroflowdetection5ProtectionviamultiplefaultmanagementandconfigurablealarmgroupsSafetyfunctions1M
