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【正版授权】 IEC 60512-2-3:2002 EN-FR Connectors for electronic equipment - Tests and measurements - Part 2-3: Electrical continuity and contact resistance tests - Test 2c: Contact resistance vari_第1页
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基本信息:

  • 标准号:IEC 60512-2-3:2002 EN-FR
  • 标准名称:电子设备连接器——测试和测量——第2-3部分:电气连续性和接触电阻测试——测试2c:接触电阻变化
  • 英文名称:Connectors for electronic equipment - Tests and measurements - Part 2-3: Electrical continuity and contact resistance tests - Test 2c: Contact resistance variation
  • 标准状态:现行
  • 发布日期:2002-02-22

文档简介

IEC60512-2-3:2002EN-FRConnectorsforelectronicequipment-Testsandmeasurements-Part2-3:Electricalcontinuityandcontactresistancetestsisaninternationalstandardforconnectorsusedinelectronicequipment.Itspecifiesthetestingmethodsandrequirementsforconnectors,includingelectricalcontinuityandcontactresistancetests.Test2c:Contactresistancevariationisoneofthesetests.

ToperformTest2c,theconnectorundertest(CUT)isconnectedtoameasuringdevice,typicallyadigitalmultimeter(DMM).TheDMMmeasuresthecontactresistanceoftheCUT,whichistheelectricalresistancebetweenthecontactsoftheconnector.

ThetestinvolvesapplyingavoltagetotheCUTandmeasuringthecurrentflow.Themeasurementistakenatdifferentpointsintime,andthechangeincontactresistanceisrecorded.Thetestaimstoensurethattheconnectorhassufficientelectricalconductivityandthatthecontactresistanceremainsstableovertime.

Topassthetest,thecontactresistanceoftheCUTmustnotincreasebymorethanaspecifiedlimitduringthetestperiod.Ifthecontactresistanceincreasesbeyondthislimit,theconnectormaybedeemedtohavefailedthetestandmayrequirefurtherinvestigationorrepair.

Insummary,Test2c:Contactresistancevariationisanelectricaltestusedtoensurethatconnectorsforelectronicequipme

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