ANSI/ASTM D149a-1997 固体电绝缘材料在工业电源频率下的介电击穿电压和介电强度的试验方法

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【英文标准名称】:TestMethodforDielectricBreakdownVoltageandDielectricStrengthofSolidElectricalInsulatingMaterialsatCommercialPowerFrequencies(10.01)
【原文标准名称】:固体电绝缘材料在工业电源频率下的介电击穿电压和介电强度的试验方法
【标准号】:ANSI/ASTMD149a-1997
【标准状态】:作废
【国别】:美国
【发布日期】:1997
【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】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:介质击穿;电气工程;试验;电绝缘;容许的;绝缘;电气试验;介电强度试验;介电强度
【英文主题词】:Dielectricbreakdown;Dielectricstrength;Dielectric-strengthtests;Electricalengineering;Electricalinsulation;Electricaltesting;Heating;Insulations;Testing
【摘要】:Thistestmethodcoversproceduresforthedeterminationofdielectricstrengthofsolidinsulatingmaterialsatcommercialpowerfrequencies,underspecifiedconditions.Unlessotherwisespecified,thetestsshallbemadeat60Hz.However,thistestmethodmaybeusedatanyfrequencyfrom25to800Hz.Atfrequenciesabove800Hz,dielectricheatingmaybeaproblem.ThistestmethodisintendedtobeusedinconjunctionwithanyASTMstandardorotherdocumentthatreferstothistestmethod.Referencestothisdocumentshouldspecifytheparticularoptionstobeused(see).Itmaybeusedatvarioustemperatures,andinanysuitablegaseousorliquidsurroundingmedium.Thistestmethodisnotintendedformeasuringthedielectricstrengthofmaterialsthatarefluidundertheconditionsoftest.Thistestmethodisnotintendedforuseindeterminingintrinsicdielectricstrength,direct-voltagedielectricstrength,orthermalfailureunderelectricalstress(seeTestMethodD3151).Thistestmethodismostcommonlyusedtodeterminethedielectricbreakdownvoltagethroughthethicknessofatestspecimen(puncture).Itmayalsobeusedtodeterminedielectricbreakdownvoltagealongtheinterfacebetweenasolidspecimenandagaseousorliquidsurroundingmedium(flashover).WiththeadditionofinstructionsmodifyingSection,thistestmethodmaybeusedforprooftesting.ThistestmethodissimilartoIECPublication243-1.AllproceduresinthismethodareincludedinIEC243-1.DifferencesbetweenthismethodandIEC243-1arelargelyeditorial.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SpecifichazardstatementsaregiveninSection.Alsosee.
【中国标准分类号】:K15
【国际标准分类号】:29_035_01
【页数】:
【正文语种】:英语