GB/T 17466.22-2022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22部分:连接盒与外壳的特殊要求国家标准
英文:Boxes and enclosures for electrical accessories for household and similar fixed electrical installations—Part 22: Par...
英文:Boxes and enclosures for electrical accessories for household and similar fixed electrical installations—Part 22: Par...