Ultrasonics - Hand-held probe doppler foetal heartbeat detectors - Performance requirements and methods of measurement and reporting (IEC 61266:1994); German version EN 61266:1995
Edition 1996-06

Low voltage surge protective devices - Part 21: Surge protective devices connected to telecommunications and signalling networks - Performance requirements and testing methods (IEC 61643-21:2000 + corrigendum 2001 + A1:2008, modified + A2:2012); German version EN 61643-21:2001 + A1:2009 + A2:2013
Edition 2013-07

Components for low-voltage surge protective devices - Part 311: Performance requirements and test circuits for gas discharge tubes (GDT) (IEC 61643-311:2013); German version EN 61643-311:2013
Edition 2014-02

Components for low-voltage surge protection - Part 331: Performance requirements and test methods for metal oxide varistors (MOV) (IEC 61643-331:2020); German version EN IEC 61643-331:2020
Edition 2021-06

Components for low-voltage surge protection - Part 341: Performance requirements and test circuits for thyristor surge suppressors (TSS) (IEC 61643-341:2020); German version EN IEC 61643-341:2020
Edition 2022-08

Components for low-voltage surge protective devices - Part 351: Performance requirements and test methods for telecommunications and signalling network surge isolation transformers (SIT) (IEC 61643-351:2016); German version EN 61643-351:2017
Edition 2020-04

Maritime navigation and radiocommunication equipment and systems - Integrated navigation systems - Operational and performance requirements, methods of testing and required test results (IEC 61924:2006); German version EN 61924:2006, text in English
Edition 2007-02

Maritime navigation and radiocommunication equipment and systems - Integrated navigation systems (INS) - Part 2: Modular structure for INS - Operational and performance requirements, methods of testing and required test results (IEC 61924-2:2021); German version EN IEC 61924-2:2021
Edition 2022-08

Maritime navigation and radiocommunication equipment and systems - Part 1: Shipborne automatic transponder system installation using VHF digital selective calling (DSC) techniques; operational and performance requirements, methods of testing and required test results (IEC 61993-1:1999); German version EN 61993-1:1999
Edition 2000-06

Maritime navigation and radiocommunication equipment and systems - Automatic Identification Systems (AIS) - Part 2: Class A shipborne equipment of the automatic identification system (AIS) - Operational and performance requirements, methods of test and required test results (IEC 61993-2:2018); English version EN IEC 61993-2:2018
Edition 2019-05