摘要
结合实际工程,通过对交流电动机保护电器、主回路电缆的选择,分析交流电动机接地故障保护校验的必要性、接地故障电流的危害,提出解决接地故障电流的措施。
This article combines actual engineering, through the selection of AC motor protection electrical appliances and main circuit cables, analyze the necessity of AC motor ground fault protection verification and the harm of ground fault current, finally, measures to solve the ground fault current are proposed.
作者
尤金宗
YOU Jinzong(Fujian Zhonghe Development Architectural Design Institute Co.,Ltd,Fuzhou 350004)
出处
《福建建筑》
2022年第1期108-111,共4页
Fujian Architecture & Construction
关键词
短路保护
接地故障保护
总等电位联结
辅助等电位联结
Short circuit protection
Ground fault protection
Main equipotential bonding
Supplementary equipotential bonding