DIN 1101-1970 作为建筑绝缘材料用的木刨花轻质结构板和多层轻质结构板.要求.检验

作者:标准资料网 时间:2024-05-25 18:11:37   浏览:8504   来源:标准资料网
下载地址: 点击此处下载
【英文标准名称】:Woodwoolslabsandsandwichcompositepanelsforuseasinsulatingbuildingmaterial;requirementsandtesting
【原文标准名称】:作为建筑绝缘材料用的木刨花轻质结构板和多层轻质结构板.要求.检验
【标准号】:DIN1101-1970
【标准状态】:作废
【国别】:
【发布日期】:
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【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】:
【正文语种】:


下载地址: 点击此处下载
【英文标准名称】:BareBoardElectricalTestInformationinDigitalForm
【原文标准名称】:数字形式裸板电气测试信息
【标准号】:ANSI/IPCD-356-1992
【标准状态】:作废
【国别】:美国
【发布日期】:1992
【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】:印制电路板;电子工程
【英文主题词】:printed-circuitboards;electronicengineering
【摘要】:
【中国标准分类号】:L30
【国际标准分类号】:31_180
【页数】:
【正文语种】:英语


【英文标准名称】:StandardTestMethodforDeterminingtheProtectivePerformanceofanArcProtectiveBlanketforElectricArcHazards
【原文标准名称】:防止电弧危害的电弧保护毯防护性能确定的标准试验方法
【标准号】:ASTMF2676-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【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】:F18.65
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:arcblast;arcflash;arcflashprotection;arcprotectiveblankets;arcrating;blanket;breakopenthresholdperformance;electricalarcprotection
【摘要】:Thistestmethoddeterminestheeffectivenessofarcprotectiveblanketsinsuprressingthecombinedeffectsofanarcflashandarcblast.Thearcexposureenergyisproducedfromcontrolledphase-to-groundarcfault.Theresultingarcflashandblastenergyareintentionallydirectedontothetestspecimentosimulateworstcaseconditions.Testresultswilldescribethemaximumarccurrentandproductofarccurrentandcyclesatwhichtestspecimensblocktheenergywithoutbreakopen,abilitytoself-extinguishafterflaming,afterflametimeandthedetectionofmechanicalattachmentfailuresduringtesting.Mechanicalattachmentfailureandafterflametimeareobtainedfromvisualobservationsandvideorecordingaftereacharcexposure.Thistestmethodmaintainsthearcprotectiveblanketinaverticalpositionanddoesnotinvolvemovementexceptthatresultingfromthearcexposure.Inthistestmethod,testspecimensareexposedatthreearccurrentlevelstodeterminethetestspecimenx2019;sperformance.Note28212;Inexperimentaltesting,someblanketsincreaseinprotection(invalueofkA*cyclestocausebreakopen)asthearccurrentincreasesandsomedecreaseasshowninFig.1.Thistestmethodisdesignedtorecognizethisbehaviorandtospecifytestingovertherangeofarccurrentlevelsincludinglowerlevelsof5kAor10kA,orboth.Thistestmethodspecifiesastandardsetofexposureconditions.Differentexposureconditionsmayproducedifferentresults.Note38212;Inadditiontothestandardsetofexposureconditions,itispermittedtotestusingotherconditionsrepresentativeoftheexpectedhazard,reportedallnon-standardtestconditionsthatareused.FIG.1ExampleofPerformanceTrendforDifferentBlankets1.1Thistestmethodisusedtoevaluatetheabilityofthearcprotectiveblanketstowithstandtheeffectsofarcflashandarcblastinaconfigurationinwhichtheblanketishungoranchorednearenergizedequipment.Specifically,thistestmethodisusedtodeterminethearcprotectiveblanketx2019;s(1)resistancetobreakopen,(2)mechanicalstrength,and(3)abilitytoself-extinguishflamesfollowingacontrolledarcexposure.1.2Thismethodisusedtodeterminetheperformanceofarcprotectiveblanketsintermsof:maximumarccurrentlevelexpressedinkAandBTP(BTP)expressedastheproductofarccurrentinkAandarcdurationinnumberofcyclestocausebreakopen(kA*cycles).Cyclesareonthebasisof60Hz.1.3Blankettestspecimensusedinthistestmethodaretestsizeblanketsof152x00B1;5cm(60x00B1;2in.)by122x00B1;5cm(48x00B1;2in.).Thetestspecimensizeisfortestingpurposesonly.Commerciallyavailablearcprotectiveblanketseitherlargerorsmallerthanthetestspecimensizearecoveredbythisstandard.1.4Thearcprotectiveblanketsdescribedinthistestmethodaremadeofflame-resistantmaterialsandareavailableinvaryingsizesandconfigurationsbasedontheapplication.1.5Thistestmethodshallbeusedtomeasureanddescribethepropertiesofmaterials,products,orassembliesinresponsetoincidentthermal(convectiveandradiant)andpressureenergiesgeneratedbyanelectricarcundercontrolledlaboratoryconditions.1......
【中国标准分类号】:C73
【国际标准分类号】:13_340_99
【页数】:7P.;A4
【正文语种】:英语