single pole circuit breaker 单极断路器
Three-pole circuit breaker 三极断路器
The cause of the improper trip of 4 pole circuit breaker was analyzed. A subsidiary power voltage is applied to solve the problem.
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.
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。
Single-phase controllers utilize a two pole, common trip circuit breaker with 10,000 amp symmetrical interrupting capacity rating.
“单相控制装置采用两极、普通行程断路器，额定对称中断能力为10，000安培。” 剥麻机，亚麻碎茎机。
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