China 'GB/T 7676.5-2017
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 7676.5-2017
Direct acting indicating analogue electrical measuring instruments and their accessories—Part 5:Special requirements for phase meters, power factor meters and synchroscopes 直接作用模拟指示电测量仪表及其附件 第5部分:相位表、功率因数表和同步指示器的特殊要求
Issued Date:2017-09-07
Implemented Date:2018-04-01
Issued by:
The Standardization Administration of the People's Republic of China