DL-T 555-2004 气体绝缘金属封闭开关设备现场耐压及绝缘试验导则

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1、ICS27.100F24DL中华人民共和国电力行业标准DL/T555一2004代替DL/P555一1994气体绝缘金属封闭开关设备现场耐压及绝缘试验导则Guideforwithstandvoltageandinsulatedtestofgas-insulatedmetal-enclosureswitchgearonsite2004-03-09发布2004-06-01实施中华人民共和国国家发展和改革委员会发布DL/T5552004前言·············，··············，·······················

2、···················，··············，······························⋯⋯n1范围·································，.·········‘·‘···········‘·······，···‘·······”····‘·‘····”············⋯⋯12规范性引用文件·....................................................................................

3、....................13被试品·································，···············································································一14被试品可能出现的绝缘缺陷类型·······，··········，············”················，······一，·.·.⋯⋯‘二，..⋯15试验电压波形··························⋯⋯，·········

4、······························，············，················⋯⋯26试验设各············································································································⋯⋯27试验电压值，············。·，·，··············，·············，···········，·，························

5、··············，···，·⋯⋯38耐压试验..................................................................................................................39试验判据···········································································································⋯⋯510局部放电试验····

6、······，·······································‘··，···········‘···，············，·”············，⋯⋯511击穿放电的定位······，·，············，·············，···············································”·········.⋯⋯5附录A(资料性附录)现场耐压试验中局部放电检测方法··········································

7、···⋯⋯6rDL/T555一2004nil舌本标准根据原国家经济贸易委员会文件电力〔2001144号《关于下达2001年度电力行业标准制、修订计划项目的通知》第22项“GIS耐压及绝缘试验导则’，，对DLlr555-1994进行修订。气体绝缘金属封闭开关设各(以下简称GIS)安装后现场耐压试验的目的是检查总体装配的绝缘性能是否完好，防止意外因素(如安装错误、包装运输、贮存和安装调试中的损坏，存在异物等)导致内部故障，本标准的修订为GIS的现场耐压及绝缘试验提供技术指导。本标准和DUT555-1994标准相比，除采用了DL/T617-

8、1997的相关的修改内容外，其差别还表现在:a)用“气体绝缘金属封闭开关设备”代替“气体绝缘金属封闭电器”，并把“现场耐压试验”改为“现场耐压及绝缘试验”;b)第7章有关试验电压值明确规定为出厂值的80%;c)第8章试验