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.)
H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
H02J3/00—Circuit arrangements for AC mains or AC distribution networks
H02J3/04—Circuit arrangements for AC mains or AC distribution networks for connecting networks of the same frequency but supplied from different sources
Anordnung zur Erfassung eines Gestellschlusses am Sternpunkt oder in unmittelbarer Naehe des Sternpunktes der Wicklungen mehrphasiger Maschinen und Apparate
Schutzschaltung, insbesondere fuer Stufentransformatoren, bei denen die einzelnen Anzapf- stellen der regelbaren Wicklung ueber einen Satz Anzapfschalter abwechselnd an zzwei Leiter angeschlossen sind