剩余电流动作保护装置特征参数分析及应用  

Analysis and Application of Characteristic Parameters of Protection Device Against Residual Operating Current

作　　者：李晓彤 李大可[2] 张思林 LI Xiaotong;LI Dake;ZHANG Silin(Beijing Water Planning Institute,Beijing 100048,China;Beijing Institute of Water,Beijing 100048,China)

机构地区：[1]北京市水务规划研究院,北京100048 [2]北京市水利规划设计研究院,北京100048

出　　处：《电工技术》2023年第22期193-195,199,共4页Electric Engineering

摘　　要：通过对剩余电流动作保护装置(RCD)工作原理及特征参数的分析,参照现行相关标准规范的规定,并结合具体产品特性及工程实例,探讨了RCD在低压配电系统中分级保护、使用场景及运行维护等问题,以期促进RCD的合理应用。By analyzing the working principle and characteristic parameters of protection device against residual operating current(RCD),referring to the provisions of relevant standards and specifications,and combining with specific product characteristics and engineering examples,topics including graded protection,application scenarios,and operation and maintenance of RCD in low-voltage distribution system are discussed in this paper,in order to facilitate appropriate application of RCD.

关 键 词：RCD 剩余动作电流 泄漏电流 分级保护 

分 类 号：TM727[电气工程—电力系统及自动化]