Aparamenta de baja tensión. Parte 1: Reglas generales.
Low-voltage switchgear and controlgear - Part 1: General rules
Appareillage à basse tension - Partie 1: Règles générales
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29.130.20 / Low voltage switchgear and controlgear
CTN 201/SC 121AB - Apparatus and assemblies for low-voltage switchgear and controlgear
EN IEC 60947-1:2021/AC:2023-01 (Identical)
IEC 60947-1:2020/COR1:2022 (Identical)
Corrects: UNE-EN IEC 60947-1:2022
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