摘要
当断路器停电时,3/2接线的线路保护屏"断路器位置切换开关"对纵联保护、过电压保护等有重要作用。介绍其应用原理、实际接线、操作原则,并分析不正确操作可能引发的后果,避免出现安全隐患。
The breaker position switch handle in the 3 / 2 wiring line protective screen plays an important part in longitudinal differential protection and over voltage protection.Introduction is given on the application principle,actual wiring,operating principles.Also,consequences which might result from incorrect operation are analyzed,so as to prevent potential safety hazards.
出处
《山东电力技术》
2015年第8期71-73,77,共4页
Shandong Electric Power
关键词
断路器
位置切换开关
跳闸位置继电器
位置停信
位置发信
远方跳闸
circuit breaker
position switch handle
tripping position relay
position stop signal
position transmitter
remote trip
