A digital molded case circuit breaker (MCCB) automatic protection characteristic test platform was developed.
开发了一种数字式全自动塑壳断路器保护特性检测台。
In order to prevent fire effectively, fire automatic protection type residual current circuit breaker was developed.
为了有效预防火灾，开发了火灾自动保护型漏电断路器。
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。
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.
在断路器运行过程中，可自动监测超行程位移的变化量，如果超出允许值，可在现场实施调整。
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.
在断路器运行过程中，可自动监测超行程位移的变化量，如果超出允许值，可在现场实施调整。
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