China 'GB/T 30143-2013
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 30143-2013
Specification for YZR series of wound-rotor three-phase induction motors for crane and metallurgical applications YZR系列起重及冶金用绕线转子三相异步电动机技术条件(机座号450~500)
Issued Date:2013-12-17
Implemented Date:2014-05-10
Issued by:
The Standardization Administration of the People's Republic of China