Electrical safety in low voltage distribution systems up to 1 000 V AC and 1 500 V DC - Equipment for testing, measuring or monitoring of protective measures - Part 1: General requirements (IEC 85/900/CDV:2023); German and English version EN IEC 61557-1:2021/prA1:2023

Metallic cables and other passive components test methods - Part 4-15: Electromagnetic compatibility (EMC) - Test method for measuring transfer impedance and screening attenuation - or coupling attenuation with triaxial cell (IEC 46/924/CDV:2023); German and English version EN IEC 62153-4-15:2021/prA1:2023

Electrical safety in low voltage distribution systems up to 1 000 V AC and 1 500 V DC - Equipment for testing, measuring or monitoring of protective measures - Part 7: Phase sequence (IEC 61557-7:2019 + AMD1:2023); German version EN IEC 61557-7:2022 + A1:2023