Jürgen Bross

Fehlerstromschutzschalter sowie Verfahren zum Durchführen eines Selbsttestes eines Fehlerstromschutzschalters

Summenstromwandler zur allstromsensitiven Erfassung eines elektrischen Differenzstromes

Magnet system for a relay with a rocker armature

Switching mechanism for leakage current circuit breaker that is utilized as protective device for inadmissible current during current accidents, has carrier for bidirectionally transmitting signal between mechanism and auxiliary module

Demontageerkennung bei Installationsgeräten

Summation current transformer

Protective switching device e.g. residual current circuit breaker, has display element of position indicator device that is partially covered by indicating element of fault current indicator in viewing area of housing opening

Two-piece summation current transformer housing for earth-leakage circuit breaker, has auxiliary housing portion linked with main housing portion by tape core, and inner hollow cylinder that is formed inside main housing portion

Device, in particular fault current protective switch

Electrical installation unit with summation current transformer