Industrial connector sets and interconnect components to be used in optical fibre control and communication systems - Product specifications - Part 3-1: Type ODVA APC terminated on EN 60793-2-50 category B1.1 and B1.3 singlemode fibre to meet the requirements of category I (industrial environments) as specified in EN 50173-1 and IEC 61753-1-3; German version EN 50516-3-1:2014
Edition 2015-09

Medium power transformers 50 Hz, with highest voltage for equipment not exceeding 36 kV - Part 1: General requirements; German version EN 50588-1:2017
Edition 2019-12

Power transformers - Additional European requirements - Part 2-1: Medium power transformer - General requirements; German version EN 50708-2-1:2020
Edition 2022-02

Graphical symbols for diagrams - Part 12: Binary logic elements (IEC 60617-12:1997); German version EN 60617-12:1998
Edition 1999-04

Telecontrol equipment and systems - Part 5-6: Guidelines for conformance testing for the EN 60870-5 companion standards (IEC 60870-5-6:2006); German version EN 60870-5-6:2009
Edition 2009-11

Programmable controllers - Part 3: Programming languages (IEC 61131-3:2013); German version EN 61131-3:2013
Edition 2014-06

Electronic railway equipment - Train communication network (TCN) - Part 2-3: TCN communication profile (IEC 61375-2-3:2015 + COR1:2015 + COR2:2016); English version EN 61375-2-3:2015 + AC:2016-01 + AC:2016-11
Edition 2017-02

Function blocks - Part 1: Architecture (IEC 61499-1:2012); German version EN 61499-1:2013
Edition 2014-09

Audio and audiovisual equipment - Digital audio parts - Basic measurement methods of audio characteristics - Part 1: General (IEC 61606-1:2009); German version EN 61606-1:2009
Edition 2010-05