剩余电流保护装置应用探讨

Discussion on application of RCD.

本文从RCD的基本原理、主要作用入手,简要介绍了RCD在不同接地系统中的使用及一般选用原则,供同行们正确理解及使用RCD保护装置参考。

This article discusses thebasic principle and main purpose of RCD,introduces the use and the select rule indifferent earthing system of RCD, andProvides reference for the occupation tocomprehend and use the protective devicescorrectly.