Low-voltage switchgear and controlgear - Product data and properties for information exchange - Part 1: Catalogue data (IEC 62683-1:2017); German version EN 62683-1:2017

Low-voltage switchgear and controlgear - Part 2: Circuit-breakers (IEC 121A/482/CDV:2022); German and English version prEN IEC 60947-2:2022

Low-voltage switchgear and controlgear - Part 3: Switches, disconnectors, switch-disconnectors and fuse-combination units

Low-voltage switchgear and controlgear - Part 4-1: Contactors and motor-starters - Electromechanical contactors and motor-starters (IEC 121A/509/CDV:2022); German and English version prEN IEC 60947-4-1:2022

Low-voltage switchgear and controlgear - Part 4-2: Contactors and motor-starters - Semiconductor motor controllers, starters and soft-starters (IEC 121A/562/CDV:2023); German and English version EN IEC 60947-4-2:2023/prA1:2023

Low-voltage switchgear and controlgear - Part 4-3: Contactors and motor-starters - Semiconductor controllers and semiconductor contactors for non-motor loads (IEC 121A/307/CDV:2019); German and Englisch version prEN IEC 60947-4-3:2019

Low-voltage switchgear and controlgear - Part 5-1: Control circuit devices and switching elements - Electromechanical control circuit devices (IEC 121A/427/CD:2021); Text in German and English

Low-voltage switchgear and controlgear - Part 7-1: Ancillary equipment - Terminal blocks for copper conductors (IEC 121A/579/CDV:2023); German and English version prEN IEC 60947-7-1:2023

Low-voltage switchgear and controlgear - Active arc-fault mitigation systems - Part 9-2: Optical-based internal arc-detection and mitigation devices (IEC 121A/338/CDV:2020); German and English version prEN IEC 60947-9-2:2020

Low-voltage switchgear and controlgear - Part 10: Semiconductor circuit-breakers