CONTACT MONITORING DEVICE FOR VACUUM CIRCUIT BREAKER AND VACUUM CIRCUIT BREAKER HAVING SAME

The present disclosure provides a contact monitoring device for a vacuum circuit breaker. The contact monitoring device is provided in a vacuum circuit breaker comprising: a vacuum interrupter having a fixed electrode which is fixed in an insulating container and is provided with a fixed contact at...

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Bibliographische Detailangaben
1. Verfasser: SEO, Min-Kyu
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:The present disclosure provides a contact monitoring device for a vacuum circuit breaker. The contact monitoring device is provided in a vacuum circuit breaker comprising: a vacuum interrupter having a fixed electrode which is fixed in an insulating container and is provided with a fixed contact at one end, and a movable electrode which is installed in the insulating container to be able to be lifted or lowered wherein the vacuum interrupter is provided with a movable contact at one end, the movable contact contacting or being separated from the fixed contact when the movable electrode is lifted or lowered; and a push rod assembly which is coupled to the other end of the movable electrode and lifts or lowers the movable electrode. In addition, the present disclosure provides a vacuum circuit breaker having the contact monitoring device.