Electronic trip unit for circuit breakers

An electronic trip unit for a circuit breaker is disclosed. The electronic trip unit has a processing circuit, and a real time clock circuit that is operational in the absence of current in the circuit breaker. The processing circuit is responsive to input signals representative of a current in the...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	TIGNOR MICHAEL S, DOUGHERTY JOHN J, VICENTE NATANIEL BARBOSA
Format:	Patent
Sprache:	eng
Schlagworte:	CONVERSION OR DISTRIBUTION OF ELECTRIC POWER ELECTRICITY EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS GENERATION
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