DKE German Commission for Electrical, Electronic & Information Technologies of DIN and VDE
DIN EN 60255-11
; VDE 0435-3014:2010-09
Measuring relays and protection equipment - Part 11: Voltage dips, short interruptions, variations and ripple on auxiliary power supply port (IEC 60255-11:2008); German version EN 60255-11:2010
Messrelais und Schutzeinrichtungen - Teil 11: Spannungseinbrüche, Kurzzeitunterbrechungen, Spannungsschwankungen und Wechselanteil im Anschluss für die Hilfsstromversorgung (IEC 60255-11:2008); Deutsche Fassung EN 60255-11:2010
Overview
This standard specifies the general requirements for a.c. and d.c. power supplies, for measuring relays and protection equipment for power system protection, including the control, monitoring and process interface equipment used with those systems. The responsible Committee is K 434 "Messrelais und Schutzeinrichtungen" ("Measuring relays and protection equipment") of the DKE (German Commission for Electrical, Electronic and Information Technologies) at DIN and VDE.