EN 61000-3-11-2000 电磁兼容性.第3-11部分:限值.电压变化限制.公共低压供电系统电压闪动和波动.额定电流大于等于75A的空调连接设备
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【英文标准名称】:Electromagneticcompatibility(EMC)-Part3-11:Limits;Limitationofvoltagechanges,voltagefluctuationsandflickerinpubliclow-voltagesupplysystems;Equipmentwithratedcurrent75Aandsubjecttoconditionalconnection(IEC61000-3-
【原文标准名称】:电磁兼容性.第3-11部分:限值.电压变化限制.公共低压供电系统电压闪动和波动.额定电流大于等于75A的空调连接设备
【标准号】:EN61000-3-11-2000
【标准状态】:现行
【国别】:
【发布日期】:2001-04
【实施或试行日期】:2001-04-01
【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】:电网干扰;电流测量;电气器具;电磁的;低压电器;性能;输入电流;伏特;电子的;扰动;电压测量;可混用性;谐波电流;电压波动;电力系统;低压电源;电气工程;电子设备;试验条件;极限(数学);输入电压;测量;电压;数学计算;试验;家用电器;电流;电气设备;规范(验收);定义;定义;兼容性;电功率测量;电源电压;电网;低电压;闪烁计;电磁兼容性;电磁兼容性
【英文主题词】:Compatibility;Currentmeasurement;Currents;Definition;Definitions;Disturbances;Electricappliances;Electricpowernetworks;Electricpowersystems;Electricalengineering;Electricalequipment;Electricalhouseholdappliances;Electromagnetic;Electromagneticcompatibility;Electronic;Electronicequipment;EMC;Flickermeter;Harmoniccurrent;Inputcurrents;Inputvoltage;Limits(mathematics);Lowvoltage;Lowvoltagemains;Low-voltageequipment;Mathematicalcalculations;Measurement;Networkdisturbances;Performance;Powermeasurement(electric);Specification(approval);Supplyvoltages;Testing;Testingconditions;Volt;Voltage;Voltagefluctuations;Voltagemeasuring
【摘要】:
【中国标准分类号】:L06
【国际标准分类号】:33_100_10
【页数】:15P.;A4
【正文语种】:英语
【英文标准名称】:StandardGuideforInstallingAsbestos-CementNonpressurePipe
【原文标准名称】:石棉水泥无压管道的安装标准指南
【标准号】:ASTMC966-1998(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:1998
【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】:C17.03
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:
【英文主题词】:asbestos;asbestos-cement;installing;nonpressure;pipe;stormdrain;Asbestos-cementpipe;Nonpressurepiping;Sewerpipe(asbestos-cement);Trenches;Undergroundinstallation
【摘要】:Thisguideisnotintendedtosupplydesigninformationnortoassumetheresponsibilityoftheengineerinestablishingprocedurestoattainsatisfactoryperformancebestsuitedtoindividualjobconditions.Areviewofthisguideisrecommendedpriortosupplementingit,asappropriate,withtheconditionsandrequirementsoftheownerandengineer.1.1Thisguidecoversthemethodsofinstallingasbestos-cement(A-C)nonpressuresewerandstormdrainpipeandfittingscoveredbySpecificationC428andSpecificationC663toutilizethematerial''sperformancepropertiestothefullestadvantage.Includedarerecommendationsanddirectivesforstoring,handling,andtransportingpipe,trenchexcavation,pipeembedment,recommendedworkpractices,assemblyandinstallation,backfillplacement,andfieldtestingofinstalledpipeandfittingsinpipelines.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Thevaluesstatedinparenthesesareprovidedforinformationonly.1.3Warning8212;Breathingofasbestosdustishazardous.Asbestosandasbestosproductspresentdemonstratedhealthrisksforusersandforthosewithwhomtheycomeintocontact.Inadditiontootherprecautions,whenworkingwithasbestos-cementproducts,minimizethedustthatresults.Forinformationonthesafeuseofchrysotileasbestos,refertox201C;SafeUseofChrysotile:AManualonPreventiveandControlMeasures.x201D;1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.^REFERENCE:Thisguidereferencesthefollowingdocuments.Theyformapartofthisguidetotheextentspecifiedherein.Inanycaseofconflict,thedirectivesofthisguideshallprevail.ASTMStandards:C428SpecificationforAsbestos-CementNonpressureSewerPipeC663SpecificationforAsbestos-CementStormDrainPipeD1869SpecificationforRubberRingsforAsbestos-CementPipeD2946TerminologyforAsbestosandAsbestosx02013;CementProductsANSIStandard:C111RubberGasketJointsforCastIronandDuctileIronPipeandFittingsOtherStandards:AASHTOT-99:MethodofTestforMoisture-DensityRelationshipsforSoilsAWWAM-16:WorkPracticeforAsbestos-CementPipeAWWAA21.11:RubberGasketJointsforCastIronandDuctileIron,Pipe,andFittingsOSHA:ConstructionStandardsandRegulations,U.S.Dept.ofLabor,OccupationalSafetyandHealthAdministrationWPCFFD-5ManualPracticeNo.60ASCEManualsandReportsonEngineeringPracticeMethodT-99CompactionandDensityofSoils^KEYWORDS:asbestos;asbestos-cement;installing;nonpressure;pipe;stormdrain^INDEXTERMS:Asbestos-cementpipe;Nonpressurepiping;Sewerpipe(asbestos-cement);Trenches;Undergroundinstallation^STATUS:DnCnSnNnMn^APPROVAL:20080501^PAGES:7^COMMITTEE:C17^SUBCOMMITTEE:0300^BOS:04.05^ORGINFO:DOD^ACTION:REAPPROVESTD^MISCPUB:^PDESIG:C0966^PYEAR:1998R2008^CLASS:Guide
【中国标准分类号】:Q14
【国际标准分类号】:93_030
【页数】:7P.;A4
【正文语种】:英语
【英文标准名称】:StandardGuideforPersonalSamplersofHealth-RelatedAerosolFractions
【原文标准名称】:与健康有关气溶胶分馏物的取样人用标准指南
【标准号】:ASTMD6062-2007
【标准状态】:现行
【国别】:
【发布日期】:2007
【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】:D22.04
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:气溶胶;分馏物;米制的;取样人;个人保健;公共卫生;取样器
【英文主题词】:aerosol;conventions;deposition;fractions;inhalable;particle;particulates;penetration;respirable;samplingefficiency;size-selective;thoracic
【摘要】:1.1Thisguidedefinesconventionsforpersonalsamplersofspecificparticle-size-dependentfractionsofanygivennon-fibrousairborneaerosol.Suchsamplersareusedforassessinghealtheffectsandinthesettingofandtestingforcompliancewithpermissibleexposurelimitsintheworkplaceandambientenvironment.TheconventionshavebeenadoptedbytheInternationalStandardsOrganization(TechnicalReportISOTR7708),theComitEuropendeNormalisation(CENStandardEN481),andtheAmericanConferenceofGovernmentalIndustrialHygienists(ACGIH)(1).Theconventionsweredeveloped(2)inpartfromhealth-effectsstudiesreviewed(3)bytheACGIHandinpartasacompromisebetweendefinitionsproposedbytheACGIH(3)andbytheBritishMedicalResearchCouncil(BMRC)(4).Conventionsaregivenhereforinhalable,thoracic,andrespirablefractions.1.2ThisguideiscomplementarytoTestMethodD4532,whichdescribestheperformanceofaparticularinstrument,the10-mmcyclone,andoperationalproceduresforuse.Theprocedures,specificallytheoptimalflowrate,arestillvalidalthoughtheestimatedaccuracydifferssomewhatfromusewithpreviousaerosolfractiondefinitions.DetailsonthisinstrumentandalsotheHiggins-Dewellcyclonehaverecentlybeenpublished(5-7).1.3Limitations:1.3.1Thedefinitionsgivenherewereadoptedbytheagencieslistedin1.1inpartonthebasisofexpectedhealtheffectsofthedifferentsizefractions,butinpartallowingforavailablesamplingequipment.TheoriginaladoptionbyCENwas,infact,fortheeventualsettingofcommonstandardsbytheECcountrieswhilepermittingtheuseofavarietyofinstrumentation.Deviationsofthesamplingconventionsfromhealth-relatedeffectsareasfollows:1.3.1.1Theinhalablefractionactuallydependsonthespecificairspeedanddirection,onthebreathingrate,andonwhetherbreathingisbynoseormouth.Thevaluesgivenintheinhalableconventionareforrepresentativevaluesofbreathingrateandrepresentaveragesoverallwinddirections.1.3.1.2Therespirableandthoracicfractionsvaryfromindividualtoindividualandwiththebreathingpattern.Theconventionsareapproximationstotheaveragecase.1.3.1.3Eachconventionappliesstrictlytoafractionpenetratingtoaregion,ratherthandepositing.Therefore,samplescollectedaccordingtotheconventionsmayonlyapproximatecorrelationswithbiologicaleffects.Forexample,therespirableconventionoverestimatesthefractionofverysmallparticlesdepositedinthealveolarregionoftherespiratorysystembecausesomeoftheparticlesareactuallyexhaledwithoutbeingdeposited(8).Inmanyworkplaces,theseverysmallparticlescontributeinsignificantlytothesampledmass.Furthermore,thelargevariabilitybetweenindividualsandthedetailsofclearancemaybeasimportantasthistypeofeffect.1.3.1.4Thethoracicconventionappliestomouthbreathing,forwhichaerosolcollectionisgreaterthanduringnosebreathing.1.4ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Z15
【国际标准分类号】:13_040_20
【页数】:4P.;A4
【正文语种】:
