【英文标准名称】:ULStandardforSafetyClass2PowerUnits
【原文标准名称】:2级电源设备
【标准号】:UL1310-2005
【标准状态】:作废
【国别】:美国
【发布日期】:2005-05-03
【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】:规范(验收);交流电流;露天;内部;防电击;电力系统;绝缘;电源;电性质和电现象;发电厂;蓄电池充电器;充电设备;外部;蓄电池组;插头和插座连接;电流;电气安全;电力网供电
【英文主题词】:Alternatingcurrent;Batteries;Batterychargers;Chargingequipment;Currents;Electricpowersystems;Electricalpropertiesandphenomena;Electricalsafety;External;Insulations;Internal;Mainspowersupply;Openair;Plug-and-socketconnection;Powergeneratingplant;Powersupply;Protectionagainstelectricshocks;Specification(approval)
【摘要】:TheserequirementscoverindoorandoutdooruseClass2powersuppliesandbatterychargersintendedforuseonalternatingcurrentbranchcircuitswithamaximumpotentialof150Vtoground.Theserequirementsapplyto:a)Portableandsemipermanentmounteddirectplug-inunitsprovidedwith15Abladeconfigurationsforuseonnominal120or240Vbranchcircuits;b)Cord-andplug-connectedunitsprovidedwitha15or20Aattachmentplugconfiguration;andc)Unitspermanentlyconnectedtotheinputsupply.Unitsmayalsobeprovidedwithadirectcurrentinputjackforbeingpoweredfromavehiclebatteryadapter.Theseunitsutilizeanisolatingtransformerandmayincorporatecomponentstoprovideanalternating-ordirect-currentoutput.EachoutputprovidesClass2powerlevelsinaccordancewiththeNationalElectricalCode,ANSI/NFPA70.Maximumoutputvoltagedoesnotexceed42.4Vpeakforalternatingcurrent,60Vforcontinuousdirectcurrent.Theseproductsareintendedprimarilytoprovidepowertolowvoltage,electricallyoperateddevices.1.2Theserequirementscoverproductswhoseinputpowerdoesnotexceed660Wunderanypossibleconditionofoutputloading.1.3Theserequirementsdonotcovertheeffectthatapowerunitmayhaveontheequipmentorsystemtowhichitisconnected.1.4Aproductmarkedforaspecificend-use(suchasforusewithaudio-,radio-,orvideo-typeequipment;medicalordentalequipment;ortools)maybesubjecttoadditionalrequirementsfoundintheapplicableend-productstandard.See51.4.1.5Theserequirementsdonotcoverproductsintendedtochargebatteriesforstartermotorsusedtostartengines.ProductsofthistypearecoveredbytheStandardforBatteryChargersforChargingEngine-StarterBatteries,UL1236.1.6TheserequirementscoverClass2products,asdefinedinthisstandard,intendedforusewithtoys.ProductsofthistypeshallalsocomplywiththeStandardforToyTransformers,UL697.1.7TheserequirementsdonotcoverproductswithoutputsotherthanClass2,norbatterychargersintendedtochargebatteriesemployedinwheelchairsorsimilartypesofmobilityaids.ProductsofthistypearecoveredbytheStandardforPowerUnitsOtherThanClass2,UL1012.1.8ProductswithoutarectifiermaybecoveredbytheStandardforLowVoltageTransformers–Part1:GeneralRequirements,UL5085-1,andtheStandardforLowVoltageTransformers–Part3:Class2andClass3Transformers,UL5085-3.1.9Theserequirementsdonotcoverproductspoweredsolelybyadcsource.ProductsofthistypearecoveredbytheStandardforPowerConverters/InvertersandPowerConverter/InverterSystemsforLandVehiclesandMarineCraft,UL458,orbyotherrequirementsappropriatefortheintendedapplication.1.10Theserequirementsdonotcoverproductsintendedforsupplyinglowvoltagelandscapelighting.ProductsofthistypearecoveredbytheStandardforLowVoltageLandscapeLightingSystems,UL1838.
【中国标准分类号】:K85
【国际标准分类号】:29_200
【页数】:106P.;A4
【正文语种】:英语
基本信息
标准名称: | 滚动轴承 变速传动轴承 |
英文名称: | Rolling bearings—Variable transmission bearings |
中标分类: |
机械 >>
通用零部件 >>
滚动轴承 |
ICS分类: |
机械系统和通用件 >>
轴承 >>
滚动轴承
|
替代情况: | 替代JB/T 6635-1993 |
发布部门: | 中华人民共和国国家发展和改革委员会 |
发布日期: | 2007-03-06 |
实施日期: | 2007-09-01 |
首发日期: | |
作废日期: | |
提出单位: | 中国机械工业联合会 |
归口单位: | 全国滚动轴承标准化技术委员会 |
起草单位: | 洛阳轴承研究所、湖北省机电研究院 |
起草人: | 宋玉聪 |
出版社: | 机械工业出版社 |
出版日期: | 2007-09-01 |
页数: | 10页 |
批文号: | 20307-2007 |
书号: | 15111·8386 |
适用范围
本标准规定了变速传动轴承的结构型式、代号方法、外形尺寸、技术要求、测量方法、试验方法、检验规则、标志及包装等。本标准适用于额定输入功率不大于30kW的变速传动轴承的生产、检验及用户验收。
前言
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引用标准
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所属分类: 机械 通用零部件 滚动轴承 机械系统和通用件 轴承 滚动轴承