BS EN 61242-1997+A1-2008 电气原件.家用和类似用途的电缆卷轴
时间:2024-05-03 18:38:22 来源: 标准资料网 作者：标准资料网 阅读：9343
【英文标准名称】:Electricalaccessories.Cablereelsforhouseholdandsimilarpurposes
【原文标准名称】:电气原件.家用和类似用途的电缆卷轴
【标准号】:BSEN61242-1997+A1-2008
【标准状态】:现行
【国别】:英国
【发布日期】:1998-04-15
【实施或试行日期】:1998-04-15
【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】:
【英文主题词】:Ageingstability;Alternatingcurrent;Cabledrums;Cables;Clamps;Classification;Classificationsystems;Connections;Contactsafetydevices;Cord-reels;Corrosionprotection;Definitions;Design;Dielectricstrength;Dimensions;Domestic;Earthingconductorterminations;Electriccables;Electriccontactprotection;Electricalcords;Electricalengineering;Electricalequipment;Electricalhouseholdappliances;Electricalinstallations;Electricalsafety;Electromagneticcompatibility;EMC;Extensioncables;Flexible;Heating;Houseinstallations;Householdequipment;Householduse;Inscription;Inspection;Installationequipment;Insulatingresistance;Marking;Mechanicalsafety;Moistureresistance;Mountingmaterials;Overloadconditions;Overloadrelays;Plug-and-socketconnection;Protectionagainstelectricshocks;Qualificationtests;Rewinders;Safety;Safetyengineering;Safetyrequirements;Specification(approval);Strengthofmaterials;Testing;Thermalstability;Waterproofness;Watertightness;Weakpoints
【摘要】:ThisInternationalStandardappliestocablereelsfora.c.only,witharatedvoltageabove50Vandnotexceeding250Vforsingle-phasecablereelsandabove50Vandnotexceeding440Vforallothercablereels,andaratedcurrentnotexceeding16A.Theyareintendedforhousehold,commercialandlightindustrialandsimilarpurposes,eitherindoorsoroutdoors,withparticularreferencetosafetyinnormaluse.Thisstandarddoesnotapplyto:—cablereelingdevicesincorporatedinappliancesorluminaires;—cablereelingdevicesassociatedwithappliancesorluminaires.Thisstandardmaybeusedasaguideforcablereelingdevicesincorporatedorassociatedinappliancesorluminairesasfarasitisapplicable.Cablereelscomplyingwiththisstandardaresuitableforuseatambienttemperaturesnotnormallyexceeding25°C,butoccasionallyreaching35°C.Inlocationswherespecialconditionsprevail,specialconstructionmayberequired.
【中国标准分类号】:K13
【国际标准分类号】:29_120_99
【页数】:46P.;A4
【正文语种】:英语
【英文标准名称】:StandardGuideforSamplingTerrestrialandWetlandsVegetation
【原文标准名称】:陆上和湿地植被取样的标准指南
【标准号】:ASTME1923-1997(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:1997
【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】:E47.02
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:
【英文主题词】:mensuration;phytosociology;plantcommunitysampling;vegetation
【摘要】:Vegetationsamplingisusefulforinvestigatingplantsuccessionandcommunitycompositionforavarietyofpurposesincludinglanduseplanning,resourcesurveys,assessmentofvegetationresponsetotoxicmaterialsandotherenvironmentalstresses,andforecologicalresearch(11).1.1Thisguidecoversenvironmentalstudiessuchasriskassessments,planningprojects,orresearchtypicallyincludingcharacterizationofecologicalresources.Compliancewithfederalstatutes(forexample,NationalEnvironmentalPolicyAct1970,(NEPA);ComprehensiveEnvironmentalResponse,CompensationandLiabilityAct1981,(CERCLA:withitsRemedialInvestigation/Feasibility(RI/FS)andNaturalResourceDamageAssessment(NRDA)components);ResourceConservationRecoveryAct(RCRA),andFederalInsecticide,Fungicide,andRodenticideAct,(FIFRA))aswellasstateregulationsaddressingprojectssuchashazardouswastesiteassessmentsandenvironmentalimpactanalysisoftenrequirescharacterizationofvegetation.Thisguidepresentsaframeworkforselectionofterrestrialvegetationsamplingmethodsbasedonproject-specificobjectives.Method-specificpracticesareassociatedwiththisbasicguideasannexes.1.2Aswithanydatagatheringactivity,thevalueofinformationisaffectedbythestrategyandsamplingdesign.Determiningthenumberofsamplepoints,temporalandspatiallocationofsamplepoints,relationshipsamongsamplingpoints,andthecorrespondenceofothersamplingactivitiesareimportantconsiderations.Strengthsandlimitationsofvariousmethodsaredescribedingeneraltermsinthisguide.However,thekeyissueslinkedtodataqualityrelatetothespecificquestionbeingaddressedandtheadequacyofthefieldsamplingplan.1.3solely-SI-units;Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Z04
【国际标准分类号】:
【页数】:19P.;A4
【正文语种】:英语
【英文标准名称】:RigidAluminumConduit
【原文标准名称】:钢性铝导管
【标准号】:ANSIC80.5-1960
【标准状态】:作废
【国别】:
【发布日期】:
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:
【国际标准分类号】:
【页数】:
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