JJF 1283-1990
DC EMF reference operating technical specification (English Version)
- Standard No.
- JJF 1283-1990
- Language
- Chinese, Available in English version
- Published By
- National Metrological Technical Specifications of the People's Republic of China
- Status
- 2011-07
- Replace By
- JJF 1283-2011
- Latest
- JJF 1283-2011
JJF 1283-1990 history
- 2011 JJF 1283-2011 Calibration Specification for Residual Current Operated Protective Device Operated Characteristic Tester
- 1970 JJF 1283-1990 DC EMF reference operating technical specification
