NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB 3906-2006
Alternating-current metal-enclosed switchgear and controlgear for rated voltages above 3.6 kV and up to and including 40.5 kV 3.6kV~40.5kV交流金属封闭开关设备和控制设备
Issued Date:2006-08-25
Implemented Date:2007-03-01
Issued by:
The Standardization Administration of the People's Republic of China