VERBESSERTE ELEKTRONISCHE FEHLERSTROMSCHUTZVORRICHTUNG

An electronic earth leakage current device for a low-voltage power line, comprising: a moving contact and a fixed contact which can be mutually coupled/uncoupled; first sensor means for detecting an earth leakage current and for generating an electric signal which is indicative of the value of the e...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: SCHWARZ, WILLY, PATRUNO, WALTER, BENISTON, JOHN, SAMUEL, BRANDONISIO, SALVATORE, ANTONELLO, PAOLO
Format: Patent
Sprache:ger
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Beschreibung
Zusammenfassung:An electronic earth leakage current device for a low-voltage power line, comprising: a moving contact and a fixed contact which can be mutually coupled/uncoupled; first sensor means for detecting an earth leakage current and for generating an electric signal which is indicative of the value of the earth leakage current; first electronic means which are electrically connected to the first sensor means in order to generate, on the basis of an electric signal which is indicative of the value of the earth leakage current, an electric tripping signal; and actuation means, operatively connected to the moving contact, in order to perform, in response to the electric tripping signal, the separation of the moving contact from the fixed contact. Its particularity consists of the fact that it comprises second electronic means for controlling, depending on the electric signal which is indicative of the value of the earth leakage current, signaling means which are suitable to provide the user with information regarding the value of the detected earth leakage current.