UL 1449 BULLETIN-2008 突波保护装置UL安全性标准

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【英文标准名称】:ULStandardforSafetySurgeProtectiveDevices
【原文标准名称】:突波保护装置UL安全性标准
【标准号】:UL1449BULLETIN-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008-04-28
【实施或试行日期】:
【发布单位】:美国保险商实验所(US-UL)
【起草单位】:UL
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:TheserequirementscoverSurgeProtectiveDevices(SPDs)designedforrepeatedlimitingoftransientvoltagesurgesasspecifiedinthestandardon50or60Hzpowercircuitsnotexceeding1000Vanddesignatedasfollows:Type1-permanentlyconnectedSPDsintendedforinstallationbetweenthesecondaryoftheservicetransformerandthelinesideoftheserviceequipmentovercurrentdevice,aswellastheloadside,includingwatt-hourmetersocketenclosuresandintendedtobeinstalledwithoutanexternalovercurrentprotectivedevice.Type2-PermanentlyconnectedSPDsintendedforinstallationontheloadsideoftheserviceequipmentovercurrentdevice;includingSPDslocatedatthebranchpanel.Type3-PointofutilizationSPDs,installedataminimumconductorlengthof10meters(30feet)fromtheelectricalservicepaneltothepointofutilization,forexamplecordconnected,directplug-in,receptacletypeandSPDsinstalledattheutilizationequipmentbeingprotected.Thedistance(10meters)isexclusiveofconductorsprovidedwithorusedtoattachSPDs.Type4-ComponentSPDs,includingdiscretecomponentsaswellascomponentassemblies.Theserequirementscovercord-connectedanddirectplug-inSPDsintendedforindooruseandpermanentlyconnectedSPDsintendedforindoorandoutdooruseinaccordancewiththeNationalElectricalCode,ANSI/NFPA-70.TheserequirementscoverSPDsemployingantennaconnectionsforaudio-videoproducts.AnSPDthathasabatterybackupfeatureorotheruninterruptiblepowersupplyequipmentshallalsocomplywiththeapplicablerequirementsintheStandardforUninterruptiblePowerSupplyEquipment,UL1778.TheserequirementscoverSPDs/PanelboardExtensionModules.TheseproductsshallalsocomplywithStandardforPanelboards,UL67.Thisstandarddoesnotcovercordconnectedordirectplug-inSPDsintendedforusewithmedicalequipment.MedicalequipmentistypicallyintendedforuseinGeneralPatientCareAreasorCriticalPatientCareAreasasdefinedbyArticle517oftheNationalElectricalCodeforHealthCareFacilities.SPDsintendedforsuchuseshallcomplywiththerequirementsoftheStandardforSafetyofMedicalElectricalEquipment,Part1:GeneralRequirements,UL60601-1,andtheStandardforSafetyRequirementsforMedicalElectricalSystems,IEC60601-1-1.AnSPDintendedtoserveasanoutletcoverplateoroutletboxhoodshallcomplywiththerequirementforfaceplatesintheStandardforCoverPlatesforFlushMountedWiringDevices,UL514D.
【中国标准分类号】:K31
【国际标准分类号】:29_120_50
【页数】:
【正文语种】:英语