【英文标准名称】:StandardTestMethodforDielectricTestingofWireandCableFillingCompounds
【原文标准名称】:电线和电缆填充化合物介电试验的标准试验方法
【标准号】:ASTMD4872-1999(2010)
【标准状态】:现行
【国别】:美国
【发布日期】:1999
【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】:D09.18
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:cable;dielectrictesting;dissipationfactor;fillingcompounds;permittivity;volumeresistivity;wire;A-Cvolumeresistivity;Cablefilling/floodingcompounds;Communications;Dielectricproperties/testing;Dissipationfactor;Electricalperformance;
【摘要】:Dissipationfactor,permittivityanddcvolumeresistivityarepropertiesofcommunicationcablefillersandfillercomponentsthatarecontrolledinorderthatthecablersquo;electricalperformancefallswithinitsdesignlimits.Relativelysmallamountsofcontaminants,suchaspolarcompounds,waterorsalts,degradethecablersquo;electricalproperties.Limitsonthedielectricpropertiesofthecablefillingcompoundareusuallyspecifiedbythecablemanufacturer,byindustrystandardsorboth.Dissipationfactor,permittivityanddcvolumeresistivityarepropertiesofcommunicationcablefillersandfillercomponentsthatarecontrolledinorderthatthecable''selectricalperformancefallswithinitsdesignlimits.Relativelysmallamountsofcontaminants,suchaspolarcompounds,waterorsalts,degradethecable''selectricalproperties.Limitsonthedielectricpropertiesofthecablefillingcompoundareusuallyspecifiedbythecablemanufacturer,byindustrystandardsorboth.
【中国标准分类号】:K10
【国际标准分类号】:29_035_01
【页数】:3P.;A4
【正文语种】:英语