DIN EN 60669-2-5-2017 家用和类似用途固定电气装置用开关.第2-5部分:特别要求.家庭和建筑电子系统(HBES)用开关及相关附件(IEC 60669-2-5-2013,修订本);德文版本EN 60669-2-5-2016
Switches for household and similar fixed electrical installations - Part 2-5: Particular requirements - Switches and related accessories for use in home and building electronic systems (HBES) (IEC 60669-2-5:2013, modified); German version EN 60669-2-5:201