DIN EN 60669-2-1/A12-2010 家用和类似用途固定电气设施用开关.第2-1部分:详细要求.电子开关.德文版本EN 60669-2-1-2004/A12-2010
Switches for household and similar fixed electrical installations - Part 2-1: Particular requirements - Electronic switches; German version EN 60669-2-1:2004/A12:2010