NF C61-105/A2*NF EN 50428/A2:2009 家用和类似固定电气设施用开关 间接标准 家用和建筑电子系统(HBES)用开关和相关附件
Switches for household and similar fixed electrical installations - Collateral standard - Switches and related accessories for use in home and building electronic systems (HBES)