Railway applications - Three-phase train line voltage characteristics; German version EN 50533:2011
Edition 2012-04

Railway applications - Three-phase train line voltage characteristics; German version EN 50533:2011/A1:2016
Edition 2017-10

Electric power technology - Current systems - Concepts, quantities, letter symbols
Edition 2003-06

HVDC Grid Systems and connected Converter Stations - Guideline and Parameter Lists for Functional Specifications - Part 1: Guidelines; German version CLC/TS 50654-1:2020
Edition 2022-05

Electromagnetic compatibility (EMC) - Part 4-31: Testing and measurement techniques - AC mains ports broadband conducted disturbance immunity test (IEC 61000-4-31:2016); German version EN 61000-4-31:2017
Edition 2018-04

Electromagnetic compatibility (EMC) - Part 4-19: Testing and measurement techniques - Test for immunity to conducted, differential mode disturbances and signalling in the frequency range 2 kHz to 150 kHz at a.c. power ports (IEC 61000-4-19:2014); German version EN 61000-4-19:2014
Edition 2015-03

Electromagnetic compatibility (EMC) - Part 4-34: Testing and measurement techniques - Voltage dips, short interruptions and voltage variations immunity tests for equipment with mains current more than 16 A per phase (IEC 61000-4-34:2005 + A1:2009 + Cor. :2009); German version EN 61000-4-34:2007 + A1:2009
Edition 2010-04

Electromagnetic compatibility (EMC) - Part 4-29: Testing and measurement techniques; Voltage dips, short interruptions and voltage variations on d.c. input power port immunity tests (IEC 61000-4-29:2000); German version EN 61000-4-29:2000
Edition 2001-10

Semiconductor converters - General requirements and line commutated converters - Part 1-1: Specification of basic requirements (IEC 22/354/CD:2021); Text in German and English
Edition 2022-06