Insulating liquids - Linear flame propagation - Test methods using a glass-fibre tape (IEC 61197:1993); German version EN 61197:1994
Edition 1996-07

Expression of performance of gas analyzers - Part 2: Measuring oxygen in gas utilizing high-temperature electrochemical sensors (IEC 61207-2:2019); German version EN IEC 61207-2:2019
Edition 2021-03

Optical fibre amplifiers - Basic specification - Part 5-3: Test methods for reflectance parameters; Reflectance tolerance using an electrical spectrum analyser (IEC 61290-5-3:2002); German version EN 61290-5-3:2002
Edition 2002-11

Optical amplifiers - Test methods - Part 10-1: Multichannel parameters - Pulse method using an optical switch and optical spectrum analyzer (IEC 61290-10-1:2009); German version EN 61290-10-1:2009
Edition 2010-01

Optical amplifiers - Test methods - Part 10-2: Multichannel parameters - Pulse method using a gated optical spectrum analyzer (IEC 61290-10-2:2007); German version EN 61290-10-2:2008
Edition 2008-07

Optical amplifiers - Test methods - Part 10-4: Multichannel parameters - Interpolated source subtraction method using an optical spectrum analyzer (IEC 61290-10-4:2007); German version EN 61290-10-4:2007
Edition 2008-02

Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 3-33: Examinations and measurements - Withdrawal force from a resilient alignment sleeve using pin gauges (IEC 61300-3-33:2022); German version EN IEC 61300-3-33:2022
Edition 2023-07

Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 3-33: Examinations and measurements - Withdrawal force from a resilient alignment sleeve using pin gauges (IEC 61300-3-33:2022/COR1:2023); German version EN IEC 61300-3-33:2022/AC:2023-05
Edition 2023-10

Controlgear for electric light sources - Safety - Part 2-11: Particular requirements for miscellaneous electronic circuits used with luminaires (IEC 34C/1578/CDV:2023); German and English version prEN IEC 61347-2-11:2023
Edition 2024-02

Wind energy generation systems - Part 50-3: Use of nacelle-mounted lidars for wind measurements (IEC 61400-50-3:2022); German version EN IEC 61400-50-3:2022
Edition 2023-05