EN 61557-7-2007 小于1000V交流和1500V直流低压配电系统中的电气安全性.防护措施的试验、测量和监控设备.第7部分:相序

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【英文标准名称】:Electricalsafetyinlowvoltagedistributionsystemsupto1000Va.c.and1500Vd.c.-Equipmentfortesting,measuringormonitoringofprotectivemeasures-Part7:Phasesequence(IEC61557-7:2007);GermanversionEN61557-7:2007
【原文标准名称】:小于1000V交流和1500V直流低压配电系统中的电气安全性.防护措施的试验、测量和监控设备.第7部分:相序
【标准号】:EN61557-7-2007
【标准状态】:现行
【国别】:
【发布日期】:2008-02
【实施或试行日期】:2008-02-01
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:控制仪器;控制;电流;基准面;直流装置;旋转场方向;分布系统;(电网)电源;电的;电气的;电气工程;电气安全;电磁试验;指示;影响量;铭刻;额定电压装置;使用说明书;仪器;极限(数学);低压电源;低压电器;低压设备;测量;测量设备;测量仪器;监控;标准使用;操作说明书;输出电压;相序;设备;额定电流;额定电压;参比状态;电阻测量;规范(验收);样品;电源电压;试验设备;试验;试验准备工作;使用
【英文主题词】:Controlinstruments;Controlling;Currents;Datum;Directcurrentinstallations;Directionofrotatingfield;Distributionsystems;Electricmains;Electrical;Electricalengineering;Electricalsafety;Electromagnetictests;Indications;Influencequantity;Inscription;Installationsforratedvoltages;Instructionsforuse;Instruments;Limits(mathematics);Lowvoltagemains;Low-voltageequipment;Low-voltageinstallations;Measuring;Measuringequipment;Measuringinstruments;Monitoring;Nominaluse;Operatinginstructions;Outputvoltage;Phasesequence;Plant;Ratedcurrent;Ratedvoltage;Referenceconditions;Resistancemeasurement;Specification(approval);Specimens;Supplyvoltages;Testequipment;Testing;Testingset-ups;Use
【摘要】:
【中国标准分类号】:F21;A55
【国际标准分类号】:17_220_20
【页数】:12P.;A4
【正文语种】:英语


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【英文标准名称】:Preventionofcrime-Urbanplanningandbuildingdesign-Definitionofspecificterms
【原文标准名称】:犯罪预防.城市规划和建筑设计.专用术语的定义
【标准号】:BSEN14383-1-2006
【标准状态】:现行
【国别】:英国
【发布日期】:2006-06-30
【实施或试行日期】:2006-06-30
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:分析;防偷窃措施;评估;建筑物;检验;工况试验;建筑;犯罪;犯罪预防装置;危险;定义;定义(术语);设计;英语;环境;法语;德语;危害;阻档;多语种的;计划;犯罪预防;预防;保护措施;风险;防护;安全性;安全性工程;建筑物安全系统;状态;术语学;城镇规划;破坏行为;词汇表
【英文主题词】:Analysis;Anti-burglarmeasures;Assessment;Buildings;Checks;Conditiontests;Construction;Crime;Crimepreventiondevices;Danger;Definition;Definitions;Design;Englishlanguage;Environment;Frenchlanguage;Germanlanguage;Hazards;Hold-ups;Multilingual;Planning;Preventionofcrime;Preventions;Protectivemeasures;Risk;Safeguarding;Safety;Safetyengineering;Securitysystemsinbuildings;Status;Terminology;Townplanning;Vandalism;Vocabulary
【摘要】:ThisEuropeanStandardistheterminologypartofaseriesforthe“Preventionofcrimebyurbanplanningandbuildingdesign”.Forsomespecifictermsusedintheotherparts,dealingwithurbanplanning,dwellings,shopsandoffices,itprovidesequivalenttermsinthreelanguages,aswellasdefinitions.
【中国标准分类号】:A91
【国际标准分类号】:01_040_13;01_040_91;13_310;91_040_20
【页数】:24P.;A4
【正文语种】:英语


【英文标准名称】:StandardTestMethodofSamplingandTestingStapleLengthofGreaseWool
【原文标准名称】:含脂羊毛的手扯长度的取样和试验的标准试验方法
【标准号】:ASTMD1234-1985(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:1985
【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】:D13.13
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:length;sampling;statistics;wool;Animalfibers;Fiberlength;Length;Samplingtextiles;Staplelength(ofgreasewool);Woolandwooltop;Woolandwooltop--sampling
【摘要】:Thetestingprocedureinthistestmethodforthedeterminationofstaplelengthisconsideredsatisfactoryforacceptancetestingofcommercialshipmentsofgreasewoolsincethetestmethodhasbeenusedinthetradeforacceptancetesting.Incaseofadisputearisingfromdifferencesinreportedtestresultswhenusingthistestmethodforacceptancetestingofcommercialshipments,thepurchaserandthesuppliershouldconductcomparativeteststodetermineifthereisastatisticalbiasbetweentheirlaboratories.Competentstatisticalassistanceisrecommendedfortheinvestigationofbias.Asaminimum,thetwopartiesshouldtakeagroupoftestspecimensthatareashomogeneousaspossibleandthatarefromalotofmaterialofthetypeinquestion.Thetestspecimensshouldthenberandomlyassignedinequalnumberstoeachlaboratoryfortesting.TheaverageresultsfromthetwolaboratoriesshouldbecomparedusingStudent''st-testforunpaireddataandanacceptableprobabilitylevelchosenbythetwopartiesbeforethetestingisbegun.Ifabiasisfound,eitheritscausemustbefoundandcorrected,orthepurchaserandthesuppliermustagreetointerpretfuturetestresultsinthelightoftheknownbias.Thetestmethodisusedforthedeterminationoftheaverageunstretchedstaplelengthandthestaplelengthdistributionofalotofwoolinordertoassignlengthclasseswhendeterminingtheconformanceoflotsandshipmentstolengthspecifications.Inthistestmethod,thesizeofalotcoveredbythetestprocedureislimitedtonotmorethan200packagespertest.Anyshipmentexceedingtheabovelimitsisdividedintolotswithintheprescribedlimits.Thenatureofthesamplingprocedureissuchthatgreasewoolstaplesasoriginallydrawnfromthewoolofthelotrequireonlyaslightamountofpreparationbeforemeasurement.Thebulkandlaboratorysamplesaresynonymousinthistestmethod.Compressionofwoolinthebalemakesitdifficulttopenetratetheinteriorofthebalewiththesamplingtool.However,staplescanbedrawnfromthesurfaceofthebalewiththesamplingtoolorbyhand.PracticeD4271containsinformationonhowtowriteasectiononsamplingintestmethods.Note28212;Anextensivediscussionofgreasewoolstaplesamplingcanbefoundintheliterature.
in.mm
1/83.0
3/165.0
x00BC;6.0
3/810.0
x00BD;13.0
33/886.0
4102.0
4x00BD;114.0
45/8118.0
24610.0