IEC 62626-1:2023
低压开关设备和控制设备封闭式设备 第 1 部分:符合 IEC 60947-3 的封闭式隔离开关的附加要求 特定应用中维修和维护工作期间电气设备的隔离
Low-voltage switchgear and controlgear enclosed equipment - Part 1: Additional requirements for enclosed switch-disconnectors in accordance with IEC 60947-3 - Isolation of electrical equipment during repair and maintenance work in specific applications