Swtiching phase offset for contactor optimization

A system and methods providing for minimizing the arc energy delivered to the pads of a plurality of contactors using a single control coil based on monitoring the electrical sine waves of the three alternating current electrical poles and calculating the instant to energize or deenergize a single c...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Weichert Hans, Miller James Peter, Hunziker Urs, Kaltenrieder Reynald, Laeuppi Lorenz
Format: Patent
Sprache:eng
Schlagworte:
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Beschreibung
Zusammenfassung:A system and methods providing for minimizing the arc energy delivered to the pads of a plurality of contactors using a single control coil based on monitoring the electrical sine waves of the three alternating current electrical poles and calculating the instant to energize or deenergize a single control coil. The remainder of the contactors will make or break based on an offset in time from the making or breaking of the control contactor.