Special earth leakage breaking protector for electric water heater

The utility model relates to a special electrical leakage circuit breaking protector for an electric water heater, which comprises zero sequence current transformers, a zero sequence current signal amplifying circuit, and a tripping relay. The utility model is characterized in that the tripping rela...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	WENCHU YAN, ZHONG XU, BIN CHEN
Format:	Patent
Sprache:	eng
Schlagworte:	CONVERSION OR DISTRIBUTION OF ELECTRIC POWER ELECTRICITY EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS GENERATION
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