低压配电网剩余电流保护运行现状探讨  

Discussion on Current Status of Residual Current Protection of Low Voltage Distribution Network

作　　者：王连辉 陈瑞娜 王呈杰 黄超艺 WANG Lianhui;CHEN Ruina;WANG Chengjie;HUANG Chaoyi(Fujian yili electric power technology Co.,Ltd.,Fuzhou 350003,China;State Grid Quanzhou Power Supply Company,Quanzhou 362101,China;Quanzhou No.5 Middle School,Quanzhou 362101,China)

机构地区：[1]福建亿力建设工程有限公司,福建福州350003 [2]国网泉州市供电公司,福建泉州362101 [3]泉州市第五中学,福建泉州362101

出　　处：《现代建筑电气》2019年第7期23-28,共6页Modern Architecture Electric

摘　　要：阐述了低压配电网接地方式,分析了不带过电流保护的剩余电流动作断路器(RCCB)分级保护配置与接地方式关系,介绍了一款剩余电流保护排查工具,提出了在线监测系统可实时观测RCCB运行情况,大大提高供电可靠性。The grounding modes of low voltage distribution network were elaborated.The relationship between residual current operated circuit breaker(RCCB)classification protection configuration and grounding modes was anayzed.A residual current protection checking tool was introduced.The on-line monitoring system can observe the operation of RCCB in real time,which can greatly improve the reliability of power supply.

关 键 词：不带过电流保护的剩余电流动作断路器(RCCB) 低压配电网 接地方式 分级配合 

分 类 号：TU856[建筑科学]