IEC 60238 Edition 8.1-2008 圆螺纹灯座

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【英文标准名称】:Edisonscrewlampholders
【原文标准名称】:圆螺纹灯座
【标准号】:IEC60238Edition8.1-2008
【标准状态】:现行
【国别】:国际
【发布日期】:2008-08
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/SC34B
【标准类型】:()
【标准水平】:()
【中文主题词】:壳体;夹具;分类;间隙;连接件;电流;定义;设计;介电强度;尺寸选定;尺寸;接地线端子;爱迪生螺纹;电接触保护;电气工程;电气安全;耐火性;照明工程;白炽灯;铭刻;绝缘电阻;灯座;漏电路径;照明系统;机械性能;抗湿;防电击;合格试验;设备电压;座孔;规范(验收);材料强度;张应力裂纹腐蚀;测试;测试要求;热稳定性;跟踪系数;抗电弧径迹性
【英文主题词】:Bodies;Clamps;Classification;Clearances;Connections;Currentflow;Definition;Definitions;Design;Dielectricstrength;Dimensioning;Dimensions;Earthingconductorterminations;Edisonscrewthreads;Electriccontactprotection;Electricalengineering;Electricalsafety;Fireresistance;Illuminatingengineering;Illuminationengineering;Incandescentlamps;Inscription;Insulatingresistance;Lampholders;Leakagepaths;Lightingsystems;Mechanicalproperties;Moistureresistance;Protectionagainstelectricshocks;Qualificationtests;Servicevoltage;Sockets;Specification(approval);Strengthofmaterials;Tensioncrackcorrosion;Testing;Testingrequirements;Thermalstability;Trackingindex;Trackingresistance
【摘要】:ThisInternationalStandardappliestolampholderswithEdisonthreadE14,E27andE40,designedforconnectiontothesupplyoflampsandsemi-luminaires*only.Italsoappliestoswitched-lampholdersforuseina.c.circuitsonly,wheretheworkingvoltagedoesnotexceed250Vr.m.s.ThisstandardalsoappliestolampholderswithEdisonthreadE5designedforconnectiontothesupplymainsofseriesconnectedlamps,withaworkingvoltagenotexceeding25V,tobeusedindoors,andtolampholderswithEdisonthreadEl0designedforconnectiontothesupplymainsofseriesconnectedlamps,withaworkingvoltagenotexceeding60V,tobeusedindoorsoroutdoors.ItalsoappliestolampholdersEl0forbuilding-in,fortheconnectionofsinglelampstothesupply.Theselampholdersarenotintendedforretailsale.Asfarasitreasonablyapplies,thisstandardalsocoverslampholdersotherthanlampholderswithEdisonthreaddesignedforconnectionofseries-connectedlampstothesupply.NOTEThistypeoflampholderisforexampleusedinChristmastreelightingchains.Asfarasitreasonablyapplies,thisstandardalsocoversadapters.Thisstandardalsocoverslampholderswhichare,whollyorpartly,integralwithaluminaireorintendedtobebuiltintoappliances.Itcoverstherequirementsforthelampholderonly.Forallotherrequirements,suchasprotectionagainstelectricshockintheareaoftheterminalsorofthelampcap,therequirementsoftherelevantappliancestandardshallbeobservedandtestedafterbuildingintotheappropriateequipment,whenthatequipmentistestedaccordingtoitsownstandard.Suchlampholdersaswellaslampholdersprovidedwithasnap-onoutershell,forusebyluminairemanufacturersonly,arenotforretailsale.Thisstandardappliestolampholderstobeusedindoorsoroutdoorsinresidentialaswellasinindustriallightinginstallations.Italsoappliestocandlelampholders.Inlocationswherespecialconditionsprevail,asforstreetlighting,onboardships,invehiclesandinhazardouslocations,e.g.whereexplosionsareliabletooccur,specialconstructionsmayberequired.NOTE1Thisstandarddoesnotapplytothree-lightlampholdersE26d.NOTE2Thisstandardisbasedonthefollowingdatarelativetolampsforgenerallightingservice:-capsE14areusedforlampswithacurrentnotexceeding2A;-capsE27areusedforlampswithacurrentnotexceeding4A;-capsE40areusedforlampswithacurrentnotexceeding16A.NOTE3Ifthenominalvoltageofthesupplydoesnotexceed130V,themaximumcurrentforcapsE4Ois32A(see4.5and5.3).NOTE4Wherelampholdersareusedinluminaires,theirmaximumoperatingtemperaturesarespecifiedinIEC60598.
【中国标准分类号】:K74
【国际标准分类号】:29_140_10
【页数】:156P.;A4
【正文语种】:


【英文标准名称】:StandardTestMethodforBoilingRangeDistributionofPetroleumDistillatesinBoilingRangefrom174to700&176;CbyGasChromatography
【原文标准名称】:用气相色谱法测试174℃-700℃沸腾范围内石油馏出物沸腾范围分布的标准试验方法
【标准号】:ASTMD6352-2004e1
【标准状态】:现行
【国别】:
【发布日期】:2004
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D02.04
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:石油;石油产品;试验;蒸馏;气相色谱法;沸点
【英文主题词】:boilingrangedistribution;distillation;gaschromatography;petroleum;petroleumdistillatefractions;simulateddistillation
【摘要】:Theboilingrangedistributionofmediumandheavypetroleumdistillatefractionsprovidesaninsightintothecompositionoffeedstocksandproductsrelatedtopetroleumrefiningprocesses(forexample,hydrocracking,hydrotreating,visbreaking,ordeasphalting).Thegaschromatographicsimulationofthisdeterminationcanbeusedtoreplaceconventionaldistillationmethodsforcontrolofrefiningoperations.Thistestmethodcanbeusedforproductspecificationtestingwiththemutualagreementofinterestedparties.ThistestmethodextendsthescopeofboilingrangedeterminationbygaschromatographytoincludemediumandheavypetroleumdistillatefractionsbeyondthescopeofTestMethodD2887(538x00B0;C).Boilingrangedistributionsobtainedbythistestmethodhavenotbeenanalyzedforcorrelationtothoseobtainedbylowefficiencydistillation,suchaswithTestMethodD86orD1160.1.1Thistestmethodcoversthedeterminationoftheboilingrangedistributionofpetroleumdistillatefractions.Thetestmethodisapplicabletopetroleumdistillatefractionshavinganinitialboilingpointgreaterthan174176;C(345176;F)andafinalboilingpointoflessthan700176;C(1292176;F)(C10toC90)atatmosphericpressureasmeasuredbythistestmethod.1.2Thetestmethodisnotapplicablefortheanalysisofpetroleumorpetroleumproductscontaininglowmolecularweightcomponents(forexamplenaphthas,reformates,gasolines,crudeoils).Materialscontainingheterogeneouscomponents(forexamplealcohols,ethers,acids,oresters)orresiduearenottobeanalyzedbythistestmethod.SeeTestMethodsD3710,D2887,orD5307forpossibleapplicabilitytoanalysisofthesetypesofmaterials.1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.Thevaluesstatedininch-poundunitsareforinformationonlyandmaybeincludedasparentheticalvalues.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E30
【国际标准分类号】:75_080
【页数】:17P.;A4
【正文语种】: