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Publication of DE280416CpublicationCriticalpatent/DE280416C/de
H01H75/00—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of power reset mechanism
H01H75/02—Details
H01H75/04—Reset mechanisms for automatically reclosing a limited number of times
Aus einpoligen Kniehebelselbstschaltern mit Steckkontakten zusammengesetzter mehrpoliger Selbstschalter mit einer zwischen den Ausloesevorrichtungen der einpoligen Schalter vorgesehenen Kupplung, die beim Ansprechen des Ausloese mittels einer Phase eine allpolige Ausloesung des Schalters bewirkt