价格:未填
供应:99999
发货:3天内
TheAirpax APseriesarefullysealed,magneticcircuitprotectorsthatcombinepowerswitchingandaccurate,reliablecircuitprotectionwithinversetimedelaysandtripfreefeatures.Unlikeathermalcircuitprotector,theAPdoesnotchangeitstripcurrentoverawidetemperaturespan.Inaddition,theAPmagneticcircuitprotectorisavailableineitherDC,50/60Hzor400Hzversionsandwithvariousdelaystomatchtheprotectortospecificapplicationrequirements.Oneofthemostimportantfeaturesofthisprotectoristhe tripfree action,whichmeansthecircuitwillnotremainclosedinthepresenceofanoverloadeventhoughthehandleisheldintheONposition.Thedelaymechanismsensesthefaultandthecontactsopen.Waterproofpanelintegrityisprovidedbyan O ringbushingsealandasiliconrubberglandwithinthebushing/handleassembly.Typicalapplicationsincludecommunication,navigationandaircraftinstrumentation,radarandpowersupplies.TheAirpax UPcircuitprotector,withULrecognitionandCSAcertification,isessentiallythesameastheAPinconstructionandoperatingprinciple.Itisapprovedforoperationat50voltsDCto20amperes,120volts50/60Hzto15amperesand240volts50/60Hzto7.5amperes.TheUPcircuitprotectorisavailableinsinglepoleunitsonly,duetoULandCSAcreepagespecificationsandthewideglassterminalsutilized.TheAirpax AP-MILprotectorsareproducedinaccordancewithMIL-PRF-39019andthepertinentspecificationsheets,aresubjectedtoanexactingproductionandtestprogramtomaintaintheirQualifiedProductsListing(QPL).One,twoandthreepoleseriestripunits,withorwithoutauxiliarycontacts,havebeenacceptedforthislisting.RefertospecificationsheetsMIL-PRF-39019/1through6fortheapplicationgovernmentdesignations.TheAIRPAXcagecodenumberis81541.