UL 1574 BULLETIN-2008 轨道照明系统UL安全性标准

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【英文标准名称】:ULStandardforSafetyTrackLightingSystems
【原文标准名称】:轨道照明系统UL安全性标准
【标准号】:UL1574BULLETIN-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008-02-14
【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】:1.1TheserequirementscovertracklightingsystemsintendedforpermanentconnectiontosourcesofsupplyincommercialorresidentialordinarylocationsinaccordancewiththeNationalElectricalCode,NFPA70.Thetracklightingsystemscoveredbythisstandardarerated:a)300voltsorless;b)150voltsorlesstoground;andc)50amperesorless.1.2Lightingtrackisintendedtobepermanentlyinstalledandpermanentlyconnectedtoabranchcircuitnotexceeding277volts,nominaltoground,and50amperes.1.3Theserequirementscover:a)Tracknetworksconsistingoftrackandconnectors;b)Mono-,duo-,andmulti-pointcanopies;c)Incandescent,fluorescent,andHighIntensityDischarge(HID)luminaireassembliesintendedtobeelectricallyconnectedtoandphysicallysupportedbythetrackintracknetworksandcanopies;d)Mountingmeansforthetrack;ande)Accessories.1.4Theserequirementsdonotcover:a)Buswaysintendedforlighting,receptacles,orothergeneral-purposeadaptorscoveredbytheStandardforBusways,UL857,andintendedforuseinaccordancewithArticle364oftheNationalElectricalCode,NFPA70;orb)Tracklightingsystemsformarineuseaboardashiporboat.1.5Tracklightingsystemsarenotintendedforuse:a)Inwetordamplocations;b)Ininstallationswherethetrackisconcealed;c)Inhazardouslocations;d)Wheresubjecttophysicaldamage;e)Wherethetrackisextendedthroughwallsorpartitionsofbuildingstructures;f)Wheresubjecttocorrosivevapors;org)Instoragebatteryrooms.1.6Atracklightingluminaireassemblythatusesatungsten-halogenlamp,fluorescentlamp,orhigh-intensity-dischargelampshallalsocomplywiththeapplicablerequirementsfromtheStandardforLuminaires,UL1598.
【中国标准分类号】:P91
【国际标准分类号】:29_140_50
【页数】:
【正文语种】:英语