GB/T 17466.23-2022
家用和类似用途固定式电气装置的电器附件安装盒和外壳 第23部分:地面安装盒和外壳的特殊要求
Boxes and enclosures for electrical accessories for household and similar fixed electrical installations—Part 23: Particular requirements for floor boxes and enclosures
GBT17466.23-2022, GB17466.23-2022