Permanent-magnet contactor arc extinguishing device

The invention provides a permanent-magnet contactor arc extinguishing device comprising vertical columns, rollers, a guide rail, an alumina ceramic piece, a ceramic piece fixing device, an electromagnetic operating mechanism, second permanent magnets, a moving contact, a static contact, and insulato...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	CHI CHANGCHUN, LI HUAYING, LIU HONGSONG, JI HAILIANG
Format:	Patent
Sprache:	eng
Schlagworte:	BASIC ELECTRIC ELEMENTS ELECTRIC SWITCHES ELECTRICITY EMERGENCY PROTECTIVE DEVICES RELAYS SELECTORS
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