ASTM D2307-2007a 薄膜绝缘磁性圆电线的热稳定性用标准试验方法
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【英文标准名称】:StandardTestMethodforThermalEnduranceofFilm-InsulatedRoundMagnetWire
【原文标准名称】:薄膜绝缘磁性圆电线的热稳定性用标准试验方法
【标准号】:ASTMD2307-2007a
【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】:D09.10
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:电缆;电气工程;电绝缘;箔;加热;绝缘;磁的;试验;热稳定性;金属线
【英文主题词】:correlationcoefficient;linearity;magnetwire;temperatureindex;thermalendurance
【摘要】:1.1Thistestmethodcoversdeterminationofthethermalenduranceoffilm-insulatedroundmagnetwireinairatatmosphericpressure.Itisnotapplicabletomagnetwirewithfibrousinsulation,suchascottonorglass.1.2Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.TheSIunitsinparenthesesareprovidedforinformationonly.1.3Thistestmethodcoverstheevaluationofthermalendurancebyobservingchangesinresponsetoacproofvoltagetests.Theevaluationofthermalendurancebyobservingchangesinotherpropertiesofmagnetwireinsulationrequirestheuseofdifferenttestmethods.1.4Itispossiblethatexposureofsometypesoffilminsulatedwiretoheatingaseousorliquidenvironmentsintheabsenceofairwillgivethermalendurancevaluesdifferentfromthoseobtainedinair.Considerthispossibilitywheninterpretingtheresultsobtainedbyheatinginairwithrespecttoapplicationswherethewirewillnotbeexposedtoairinservice.1.5Itispossiblethatelectricstressappliedforextendedperiodsatalevelexceedingorevenapproachingthedischargeinceptionvoltagewillchangesignificantlythethermalenduranceoffilminsulatedwires.Undersuchelectricstressconditions,itispossiblethatcomparisonsbetweenmaterialswillalsodifferfromthosedevelopedusingthismethod.1.6ThistestmethodissimilartoIEC60172.Differencesexistregardingspecimenpreparation.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:K12
【国际标准分类号】:29_060_10
【页数】:9P.;A4
【正文语种】:
【原文标准名称】:薄膜绝缘磁性圆电线的热稳定性用标准试验方法
【标准号】:ASTMD2307-2007a
【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】:D09.10
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:电缆;电气工程;电绝缘;箔;加热;绝缘;磁的;试验;热稳定性;金属线
【英文主题词】:correlationcoefficient;linearity;magnetwire;temperatureindex;thermalendurance
【摘要】:1.1Thistestmethodcoversdeterminationofthethermalenduranceoffilm-insulatedroundmagnetwireinairatatmosphericpressure.Itisnotapplicabletomagnetwirewithfibrousinsulation,suchascottonorglass.1.2Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.TheSIunitsinparenthesesareprovidedforinformationonly.1.3Thistestmethodcoverstheevaluationofthermalendurancebyobservingchangesinresponsetoacproofvoltagetests.Theevaluationofthermalendurancebyobservingchangesinotherpropertiesofmagnetwireinsulationrequirestheuseofdifferenttestmethods.1.4Itispossiblethatexposureofsometypesoffilminsulatedwiretoheatingaseousorliquidenvironmentsintheabsenceofairwillgivethermalendurancevaluesdifferentfromthoseobtainedinair.Considerthispossibilitywheninterpretingtheresultsobtainedbyheatinginairwithrespecttoapplicationswherethewirewillnotbeexposedtoairinservice.1.5Itispossiblethatelectricstressappliedforextendedperiodsatalevelexceedingorevenapproachingthedischargeinceptionvoltagewillchangesignificantlythethermalenduranceoffilminsulatedwires.Undersuchelectricstressconditions,itispossiblethatcomparisonsbetweenmaterialswillalsodifferfromthosedevelopedusingthismethod.1.6ThistestmethodissimilartoIEC60172.Differencesexistregardingspecimenpreparation.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:K12
【国际标准分类号】:29_060_10
【页数】:9P.;A4
【正文语种】:
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