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1·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。

2·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。

3·If you see sparks or broken or frayed wires, or if you smell hot insulation, turn off the electricity at the main fuse box or circuit breaker.

如果你看到冒火花的、断裂的或者磨损的电线，或者闻到绝缘体烧焦的味道，在保险丝盒或者断路器断关闭电路。

4·Main breaker a main breaker is a circuit breaker at the input or output of the bus, through which all of the bus power must flow.

主开关主开关是在母排输入或输出端的线路断路器，所有的电流都要从那通过。

5·If you see sparks or broken or frayed wires, or if you smell burning insulation, turn off the electricity at the main fuse box or circuit breaker.

如果你看到电火花或破损的电线，或嗅到了绝缘体烧焦的味道，断开主开关柜里活断路器的电源。

6·Distribution circuit breaker a distribution circuit breaker is a device used for overload and short current protection of loads connected to a main distribution device.

配电线路开关配电线路开关是给连接在主配电设备上的负荷提供过载和短路保护的装置。

7·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.

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。

8·The main requirements of operating mechanism by circuit breaker, designing keys of operating mechanism are discussed.

要求断路器在技术条件规定的各种自然环境、各种线路条件下都能可靠地开合电路；

9·The stress relaxation of contact spring appeared at high temperature is one of the main failure modes in high capacity circuit breaker.

大容量断路器的主要故障模式之一是触头弹簧在较高温度下出现的应力松弛。

10·The features, performances and main technical parameters of DW50-1000 were introduced in this paper, especially a new manual operation mechanism of the circuit breaker.

断路器具有一种新颖的手动操作机构，能确保DW50断路器在主触头闭合时不会再储能，而在主触头断开时能正常储能。