• 现行
  • 正在执行有效
  • 2017-12-07 颁布
©正版授权
注:本标准为国际组织发行的正版标准,下载后为完整内容;本图片为程序生成,仅供参考,介绍内容如有偏差,以实际下载内容为准
【正版授权】 IEC 61643-331:2017 EN Components for low-voltage surge protective devices - Part 331: Performance requirements and test methods for metal oxide varistors (MOV)_第1页
全文预览已结束

下载本文档

基本信息:

  • 标准号:IEC 61643-331:2017 EN
  • 标准名称:用于浪涌保护装置的组件-第331部分:金属氧化物压敏电阻(MOV)的性能要求和测试方法
  • 英文名称:Components for low-voltage surge protective devices - Part 331: Performance requirements and test methods for metal oxide varistors (MOV)
  • 标准状态:现行
  • 发布日期:2017-12-07

文档简介

IEC61643-331:2017ENLow-voltagesurgeprotectivedevices(VSRs)aredesignedtoprotectequipmentagainstvoltagesurgesthatoccurwhenlightningstrikesorduetoswitchingoperations.ComponentsforVSRsarestandardizedinthisstandard.Thispartofthestandard,IEC61643-331:2017EN,specifiestheperformancerequirementsandtestmethodsformetaloxidevaristors(MOVs).

MOVsarecapacitorsthatcanbeusedtoabsorbexcessvoltageduringasurge.Theyareusuallyusedinlightningarrestors,wheretheyarepositionedbetweentheliveandgroundterminals.TheMOVcapacitanceishighlynonlinearandrisessharplyastheappliedvoltageincreases,therebyallowingthesurgeenergytobeabsorbedbytheMOV.

Thefollowingarethemainpointstobecoveredinthisstandard:

*MOVspecificationsincludingdesign,materials,dimensions,packagingandinsulationsystemrequirements.

*TheperformancerequirementsofMOVsintermsofsurgevoltagerating,capacitance,currentrating,leakagecurrent,etc.

*TestmethodsforMOVsincludingsetupandequipmentrequirements,proceduresfortesting,datarecordingandanalysis,andvalidationoftestresults.

Inordertocomplywiththisstandard,manufacturersmustensurethattheirMOVsmeetallthespecifiedperformancerequirementsandthattheyusethe

温馨提示

  • 1. 本站所提供的标准文本仅供个人学习、研究之用,未经授权,严禁复制、发行、汇编、翻译或网络传播等,侵权必究。
  • 2. 本站所提供的标准均为PDF格式电子版文本(可阅读打印),因数字商品的特殊性,一经售出,不提供退换货服务。
  • 3. 标准文档要求电子版与印刷版保持一致,所以下载的文档中可能包含空白页,非文档质量问题。
  • 4. 下载后请按顺序安装Reader(点击安装)和FileOpen(点击安装)方可打开。详细可查看标准文档下载声明

最新文档

评论

0/150

提交评论