摘要
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. It is proved in practice that this measure is feasible and effective.
出处
《低压电器》
2001年第1期50-51,共2页
Low Voltage Apparatus
