除了有一个主断路器，它作为一项长期的开关并没有任何控制。
There are no controls except a master circuit breaker, which serves as an on-off switch.
本文介绍了该装置对列车各车组适时进行主断路器自动分合闸控制的工作原理及程序框图。
This article proposes the operating principle and the program block-diagram of the automatic switching control to the main circuit-breaker on board of each powered unit of the train at proper time.
通过对当前级位进行采样，控制级位的升、降和主断路器的分、合，完成机车自动过分相过程。
The system samples the current grade value and controls the grade and the main circuit breaker to avoid shorting the different phase power or damaging...
通过对当前级位进行采样，控制级位的升、降和主断路器的分、合，完成机车自动过分相过程。
The system samples the current grade value and controls the grade and the main circuit breaker to avoid shorting the different phase power or damaging the train. The who...
通过对当前级位进行采样，控制级位的升、降和主断路器的分、合，完成机车自动过分相过程。
The system samples the current grade value and controls the grade and the main circuit breaker to avoid shorting the different phase power or damaging the train. The who...
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