将在每条500千伏线路上安装CB辅助面板，包括断路器辅助保护等。
The CB auxiliary panel will be provided for each 500 kV line, Which will include circuit break auxiliary protection. ect.
分析了4极断路器非正常跳闸的原因，提出采用施加外接辅助电源电压的解决措施。
The cause of the improper trip of 4 pole circuit breaker was analyzed. A subsidiary power voltage is applied to solve the problem.
操作箱的作用是用来完成保护、断控单元、测控单元、断路器辅助装置对断路器跳合闸操作的装置。
Relay box is an operational device to tripping and closing of breaker instructed by protection, breaker controlling unit, monitor unit, and auxiliary device of breaker.
应用推荐