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BS EN 61643-321-2002 低压电涌保护装置.雪崩击穿二极管(ABD)规范

作者:标准资料网 时间:2024-05-10 01:13:12  浏览:8312   来源:标准资料网
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【英文标准名称】:Lowvoltagesurgeprotectivedevices-Specificationsforavalanchebreakdowndiode(ABD)
【原文标准名称】:低压电涌保护装置.雪崩击穿二极管(ABD)规范
【标准号】:BSEN61643-321-2002
【标准状态】:现行
【国别】:英国
【发布日期】:2002-03-21
【实施或试行日期】:2002-03-21
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:规范(验收);电气工程;输出测定;低压熔断器;二极管;过电压保护装置;低电压;电压保护
【英文主题词】:
【摘要】:ThispartofIEC61643isapplicabletoavalanchebreakdowndiodes(ABDs)whichrepresentonetypeofsurgeprotectivedevicecomponent(hereinafterreferredtoasSPDC)usedinthedesignandconstructionofsurgeprotectivedevicesconnectedtolow-voltagepowerdistributionsystems,transmission,andsignallingnetworks.TestspecificationsinthisstandardareforsingleABDsconsistingoftwoterminals.However,multipleABDsmaybeassembledwithinasinglepackagedefinedasadiodearray.Eachdiodewithinthearraycanbetestedtothisspecification.ThisstandardcontainsaseriesoftestcriteriafordeterminingtheelectricalcharacteristicsoftheABD.Fromthestandardtestmethodsdescribedherein,theperformancecharacteristicsandratingsoftheABDcanbeverifiedorestablishedforspecificpackageddesigns.
【中国标准分类号】:K31
【国际标准分类号】:29_120_50;31_080_10
【页数】:20P;A4
【正文语种】:英语


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【英文标准名称】:GuideforMeasuringthePresenceofPlanarOrganicCompoundsWhichInduceCYP1A,UsingReporterGeneTestSystems
【原文标准名称】:使用报告基因试验系统对CYPIA诱导的二维有机化合物存在的测量的标准指南
【标准号】:ASTME1853-1996
【标准状态】:作废
【国别】:
【发布日期】:1996
【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】:E47.09
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:
【英文主题词】:Ah-receptor;biomarker;carcinogenic;coplanarorganiccompound;CYP1A;induction;P4501A;reportergenesystem;toxic
【摘要】:1.1ThisguidecoverstherecommendedguidelinesforperfomingatestforpresenceoforganiccompoundsthatbindtotheAhReceptorandinducetheCYP1Alocusonthevertebratechromosome.Underappropriatetestconditions,inductionofCYP1Aisevidencethatcellshavebeenexposedtooneormoreofthesexenobioticorganiccoimpounds,includingdioxins,furans,coplanarPCBs,andseveralpolycyclicaromatichydrocarbons(PAHs).DetectionofinductionhasbeenmadesimpleandrapidbythestableintegrationofthefireflyplasmidsuchthatAh-receptorbindingresultsintheproductionofluciferase.Luciferaseproductionisafunctionofboththepotencyofthecompound(s)andtheconcentration.ThistypeofReporterGeneSystem(RGS)hasshownconcentration-responserelationshipsusing2,3,7,8-TCDD,5coplanarPCBs,andseveralpolycyclicaromatichydrocarbons(PAHs)(1,2).Thisguidedescribestestconditionsunderwhichsolventextractsofenvironmentalsamples(water,tissue,soil,orsediments)maybetestedforthepresenceofCYP1A-inducingorganiccompounds.1.2Thetestprocedurespresentedinthisguidehavebeenpublishedpreviously(1-3).Thesereferencesshoudbeconsultedtoobtaindetailsregardingtheconstructionandmaintenanceofthecellline,andtheresponseofthecellstovariousorganicsubstances.1.3Alllaboratoryhealthandsafetyproceduresshouldbefollowed.Thisincludestheuseofglasses,gloves,andotherprotectiveclothing,whenhandlingthereagents.Informationontoxicity,handlingproceduresandwasteproceduresshouldbereviewedpriortouseofallchemicals.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Z04
【国际标准分类号】:07_080
【页数】:6P.;A4
【正文语种】:


【英文标准名称】:ClassificationofEnergy-ConservingEngineOilforPassengerCars,Vans,andLight-DutyTrucks
【原文标准名称】:用于轿车、带蓬货车和轻型卡车的节能发动机油的分类
【标准号】:ANSI/SAEJ1423-1988
【标准状态】:作废
【国别】:美国
【发布日期】:1988-05
【实施或试行日期】:
【发布单位】:美国国家标准学会(ANSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:能量守恒;机动车工程;润滑油
【英文主题词】:lubricatingoils;energyconservations;automotiveengineering
【摘要】:
【中国标准分类号】:T14
【国际标准分类号】:43_060_20
【页数】:
【正文语种】:英语



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