China 'GB/T 7251.3-2017
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 7251.3-2017
Low-voltage switchgear and controlgear assemblies—Part 3: Distribution boards intended to be operated by ordinary persons(DBO) 低压成套开关设备和控制设备 第3部分: 由一般人员操作的配电板(DBO)
Issued Date:2017-11-01
Implemented Date:2018-05-01
Issued by:
The Standardization Administration of the People's Republic of China