Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 3-3: Examinations and measurements - Active monitoring of changes in attenuation and return loss (IEC 86B/4759/CDV:2023); German and English version prEN IEC 61300-3-3:2023

Electrostatics - Part 4-6: Standard test methods for specific applications - Wrist straps (IEC 101/661/CDV:2022); German and English version prEN IEC 61340-4-6:2022

Electrostatics - Part 5-1: Protection of electronic devices from electrostatic phenomena - General requirements (IEC 101/679/CDV:2023); German and English version prEN IEC 61340-5-1:2023

Controlgear for electric light sources - Safety - Part 1: General requirements (IEC 34C/1575/CDV:2023); German and English version prEN IEC 61347-1:2023

Controlgear for electric light sources - Safety - Part 2-2: Particular requirements for electronic step-down convertors for filament lamps (IEC 34C/1579/CDV:2023); German and English version prEN IEC 61347-2-2:2023

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

Controlgear for electric light sources - Safety - Part 2-13: Particular requirements for electronic controlgear for LED light sources (IEC 34C/1576/CDV:2023); German and English version prEN IEC 61347-2-13:2023

Railway applications - Rolling stock equipment - Shock and vibration tests (IEC 9/3019/CDV:2023); German and English version prEN IEC 61373:2023

Wind energy generation systems - Part 3-2: Design requirements for floating offshore wind turbines (IEC 88/917/CDV:2022); German and English version prEN IEC 61400-3-2:2022

Wind energy generation systems - Part 4: Design requirements for wind turbine gearboxes (IEC 88/971/CDV:2023); German and English version prEN IEC 61400-4:2023