Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
H01H83/12—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by voltage falling below a predetermined value, e.g. for no-volt protection
Elektromagnetisch betaetigtes Relais mit zwei Ankern verschiedener Empfindlichkeit, von denen bei Anzug des unempfindlichen Ankers der bereits angezogene empfindliche Anker durch Schwaechung seines magnetischen Kreises zum Abfallen gebracht wird