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Electric trip device provided with monitoring means, circuit breaker comprising one such trip device and method of monitoring
Electric trip device provided with monitoring means, circuit breaker comprising one such trip device and method of monitoring
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机译:设有监视装置的电动跳闸装置,包括这种跳闸装置的断路器和监视方法
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摘要
The invention relates to an electronic trip device and a circuit breaker equipped with said electronic trip device, said trip device comprising at least one current sensor, an actuator, and an electronic processing unit to control said actuator, wherein the electronic processing unit comprises means for monitoring the state of connections of the at least one current sensor and/or of the actuator, and display means for displaying the operating state of the trip device, the means for monitoring acting on the display means to display the state of connections of the at least one current sensor and/or of the actuator. The invention also relates to a method for monitoring the state of connections of an electronic trip device comprising monitoring of the state of the connections and control of display of the state of the connections.
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