SJ 2488-1984
Measuring methods for acoustic noise of transformers,chokes and cores for use in electronic equipment (English Version)
- Standard No.
- SJ 2488-1984
- Language
- Chinese, Available in English version
- Release Date
- 1984
- Published By
- Professional Standard - Electron
- Latest
- SJ 2488-1984
- Scope
- This standard specifies the test methods for noise of transformers, chokes and cores used in electronic equipment. This test method is applicable to all models of 50-400Hz transformers, choke rings and iron cores that comply with the standards issued by the Ministry of Electronics Industry for single-phase and three-phase C-type, E-type and O-types, as well as the maximum overall dimensions (excluding bases and insulators) Other forms of 50-400Hz transformers, choke coils and iron cores with protrusions such as oil pillows and oil pillows less than 500mm.
SJ 2488-1984 history
- 1984 SJ 2488-1984 Measuring methods for acoustic noise of transformers,chokes and cores for use in electronic equipment
