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.)
H01H51/01—Relays in which the armature is maintained in one position by a permanent magnet and freed by energisation of a coil producing an opposing magnetic field
Einrichtung an elektromagnetischen Friktionskupplungen zur selbsttaetigen Ausschaltung bei UEberlastung mit jederzeit unbehinderter Wiedereinschaltbarkeit