IEC/TS 61251-2008 电绝缘材料.交流电压耐久性评估.导言

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【英文标准名称】:Electricalinsulatingmaterials-A.C.voltageenduranceevaluation-Introduction
【原文标准名称】:电绝缘材料.交流电压耐久性评估.导言
【标准号】:IEC/TS61251-2008
【标准状态】:现行
【国别】:国际
【发布日期】:2008-05
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/TC112
【标准类型】:()
【标准水平】:()
【中文主题词】:交流电流;交流电压;定义;电气工程;电绝缘材料;耐久性试验;耐用试验;长期性状;试验仪表;测试
【英文主题词】:Alternatingcurrent;Alternatingvoltages;Definition;Definitions;Electricalengineering;Electricalinsulatingmaterials;Endurancetesting;Endurancetests;Long-timebehaviour;Testapparatus;Testing
【摘要】:Thistechnicalspecificationexplainsmanyofthefactorsinvolvedinvoltageendurancetestsonelectricalinsulatingmaterialsandsystems.Itdescribesthevoltageendurancegraph,liststestmethodsillustratingtheirlimitationsandgivesguidanceforevaluatingthea.c.voltageenduranceofinsulatingmaterialsandsystemsfromtheresultsofthetests.Theterminologytobeusedinvoltageenduranceisdefinedandexplained.Itshouldbeemphasizedthatwherethistechnicalspecificationisconcernedwithmaterials,theresultsmaynotbedirectlyapplicabletotheperformanceofinsulatingsystems.Voltageendurancetestsareusedtocompareandevaluateinsulatingmaterialswithregardtotheirvariousapplicationsinelectricalsystems.Determiningtheabilityofelectricalinsulatingmaterialsandsystemstoendurea.c.voltagestressiscomplex.Theresultsofvoltageendurancetestsareinfluencedbymanyfactorssothistechnicalspecificationshouldonlybeconsideredasanattempttopresentaunifiedviewofvoltageenduranceforsimplifiedplanningandanalysis.Somedocumentsforthevariouspracticalcasesexistandothersarebeingdeveloped.
【中国标准分类号】:K15
【国际标准分类号】:17_220_99;29_035_01;29_040_01
【页数】:21P.;A4
【正文语种】:英语