NA 022

DKE German Commission for Electrical, Electronic & Information Technologies of DIN and VDE

DIN VDE 0100-721 ; VDE 0100-721:2019-10 [CURRENT] referenced in following documents:

Document number Edition Title
VdS 2349-1 2022-11 Auswahl von Schutzeinrichtungen für den Brandschutz in elektrischen Anlagen More 
VDV 522 2022-02 Increase in the Nominal Voltage of the Contact Line of Urban DC Rail Systems and Trolleybus Systems from DC 600 V to DC 750 V More