Applies, when required by the relevant product standard, to switchgear and controlgear hereinafter referred to as "equipment" and intended to be connected to circuits, the rated voltage of which does not exceed 1 000 V a.c. or 1 500 V d.c. It does not ap
IEC 60947-1:2004 history
2022IEC 60947-1:2020/COR1:2022 Corrigendum 1 — Low-voltage switchgear and controlgear — Part 1: General rules
2020IEC 60947-1:2020 Low-voltage switchgear and controlgear - Part 1: General rules