China 'GB/T 19520.19-2020
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 19520.19-2020
Mechanical structures for electronic equipment—Dimensions of mechanical structures of the 482.6 mm (19 in) series—Part 3-107: Dimensions of subracks and plug-in units, small form factor 电子设备机械结构 482.6 mm(19 in)系列机械结构尺寸 第3-107部分:小型化插箱和插件的尺寸
Issued Date:2020
Implemented Date:2021/6/1
Issued by:
The Standardization Administration of the People's Republic of China