• 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.

    本文介绍装置列车车组适时进行断路器自动分合闸控制工作原理程序框图

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  • A digital molded case circuit breaker (MCCB) automatic protection characteristic test platform was developed.

    开发一种数字式全自动塑壳断路器保护特性检测

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  • In order to prevent fire effectively, fire automatic protection type residual current circuit breaker was developed.

    为了有效预防火灾,开发火灾自动保护漏电断路器

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  • During the circuit breaker operation, itself can automatic monitor the variation of over-travel displacement, if the value is exceeded housings, it can be adjusted on the spot.

    断路器运行过程中,自动监测超行程位移变化量,如果超出允许值,可现场实施调整

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  • During the circuit breaker operation, itself can automatic monitor the variation of over-travel displacement, if the value is exceeded housings, it can be adjusted on the spot.

    断路器运行过程中,自动监测超行程位移变化量,如果超出允许值,可现场实施调整

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