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Application filed by 株式会社明電舍filedCritical株式会社明電舍
Priority to JP289686UpriorityCriticalpatent/JPH0624110Y2/ja
Publication of JPS62116339UpublicationCriticalpatent/JPS62116339U/ja
Application grantedgrantedCritical
Publication of JPH0624110Y2publicationCriticalpatent/JPH0624110Y2/ja
Closing assistance mechanism for an electrical switchgear apparatus and drive mechanism of an electrical switchgear apparatus equipped with such an assistance mechanism
Control device of an electrical switchgear unit comprising a device for indicating welding of the contacts, and an electrical switchgear unit comprising one such device