GBT2900.49-2004电工术语电力系统保护.pdf

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1、ICS29.120.50;01.040.29K04荡黔中华人民共和国国家标准GB/T2900.49-2004/IEC60050(448):1995代替GB/T2900.49-1994电工术语电力系统保护Electrotechnicalterminology-Powersystemprotection(IEC60050(448):1995,Internationalelectrotechnicalvocabulary-Chapter448;Powersystemprotection,IDT)2004-05-10发布2004-12-01实施中华人民共和国国家质量监督检验检疫总

2、局发布中国国家标准化管理委员会GB/T2900.49=2004/IEC.0050(448):1995目次前言·····················，······························，，························，，··········⋯⋯‘··········⋯⋯班1范围················································，·····················································，，····⋯⋯12术语和定义·········

3、·····························································································⋯⋯12.1基本术语和定义····························.................................................⋯⋯12.2保护的可靠性····························。·······························，··················...·...........

4、..⋯⋯42.3电力系统故障···，，····，，·························，，················“··⋯，，....·.......⋯⋯卜.....·.....⋯⋯52.4保护·········‘·······，，··，，·...............................................····，，········‘···。。。，·····⋯⋯62.5纵联保护······，，····························，，，························，.........

5、............................926自动控制装置·····························································.··...·...............⋯⋯‘.....⋯⋯n中文索引·······································································································...·⋯⋯18英文索引·······································

6、·····································································⋯⋯20图]保护的可靠性························。····，，······，················⋯⋯，，，，.......·..........⋯⋯，.⋯⋯12图2保护失灵····································，····，················‘...........................................13图3电力系统故障····

7、························································.····...........................⋯⋯13图4纵联保护····························································································‘····⋯⋯14图5允许式欠范围保护PUP···············································，.····.