价格:未填
供应:99999
发货:3天内
CSNL181系列电流传感器---现货CSNSeriesclosedloopcurrentsensor,measuresAC,DCorimpulsecurrent,300Anominal,±600amprange,Molexconnector,2000turn FeaturesCurrentsensingupto1200ampsMeasuresac,dcandimpulsecurrentsCompetitivecost/performanceratioRapidresponseHighoverloadcapabilityHighlevelofelectricalisolationbetweenprimaryandsecondarycircuitsIndustrialoperatingtemperaturerangeSmallsizeandweightTypicalApplicationsVariablespeeddrivesOvercurrentprotectionGroundfaultdetectorsCurrentfeedbackcontrolsystemsRoboticsUPSandtelecommunicationpowersuppliesWeldingpowersuppliesAutomotive-BatterymanagementsystemsWattmetersDescriptionTheCSNSeriesofclosedloopcurrentsensorsarebasedontheprinciplesoftheMagnetoresistiveorHalleffects,andthenullbalanceorzeromagneticfluxmethod(feedbacksystem).Themagneticfluxinthesensorcoreisconstantlycontrolledatzero.Theamountofcurrentrequiredtobalancezerofluxisthemeasureoftheprimarycurrentflowingthroughtheconductor,multipliedbytheratiooftheprimarytosecondarywindings.Thisclosedloopcurrentistheoutputfromthedeviceandpresentsanimageoftheprimarycurrentreducedbythenumberofsecondaryturnsatanytime.Thiscurrentcanbeexpressedasavoltagebypassingitthrougharesistor.