Ludwig Birkl

Schutzschalter mit Kurzschluss- und Überlastauslöseanzeige sowie entsprechendes Verfahren

Circuit breaker with short circuit and overload trip indicator and according method

Schutzschaltvorrichtung mit elektrischer anzeige und entsprechendes verfahren

Selective electromagnetic switch cutting power supply to consumers on overload, includes solenoids with differing current responses and delay section

CONTROL UNIT FOR SAFELY RE-ENABLING A GROUND FAULT INTERRUPTER

Selective main line breaker switch has power inlet and power outlet and switch is brought through into opened position and into closed position by switch lock

Line safety switch or circuit-breaker comprise input terminal and output terminal, which are connected by current path, where device measures phase of alternating current

Cartridge fuse with indicator, particularly central indicator

Method for power distribution system with two selective triggering switches

Method For A Power Distribution System Comprising Two Selectively Tripping Switches