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【英文标准名称】:StandardTestMethodforDissipationFactorandPermittivityParallelwithLaminationsofLaminatedSheetandPlateMaterials
【原文标准名称】:与层压薄板材和中厚板材平行的层片的耗散系数和介电常数的标准试验方法
【标准号】:ASTMD669-2003
【标准状态】:现行
【国别】:
【发布日期】:2003
【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】:D09.07
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:1镀层;2耗散系数;3电气工程;4电器绝缘;5绝缘;6层压板;7介电常数;8试验
【英文主题词】:dissipationfactor(parallel);permittivity(parallel);rigidplates;rigidsheets;thermosettinglaminates
【摘要】:Ithaslongbeenrecognizedthatdissipationfactorandpermittivityoflaminatedinsulationasmeasuredinadirectionperpendiculartothelaminationsarenotofthesamemagnitudeasthosemeasuredparalleltothelaminations.Thistestmethodprovidesameansofobtainingdataparalleltothelaminationswheredesignparametersrequirethisinformation.1.1Thistestmethodcoversthedeterminationofthedissipationfactorandpermittivityofstifflaminatedsheetandplateinsulatingmaterialsinadirectionparallelwiththelaminations.Thistestmethodprimarilyincludesinformationcoveringthepreparationofthespecimen,anddetailsconcerningtheprocedurerequiredtomakemeasurementsparallelwiththelaminationsforthisparticulartypeofmaterial.TheapparatusandgeneraltestprocedureshallbeinaccordancewithTestMethodsD150.1.2Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Foraspecificwarningstatementsee9.2.
【中国标准分类号】:G31
【国际标准分类号】:83_140_20
【页数】:3P.;A4
【正文语种】: