Low-voltage switchgear and controlgear enclosed equipment - Part 1: Enclosed switch-disconnectors outside the scope of IEC 60947-3 to provide isolation during repair and maintenance work (IEC 62626-1:2014); German version EN 62626-1:2014
低压开关设备和控制设备封闭设备.第1部分:IEC 60947-3范围外的封闭式隔离开关 在维修和维护工作中提供隔离(IEC 626-1-2014);德文版EN 62626-1:2014