DL 480-1992
Static current phase comparison based pilot protection device Technical conditions (relay part) (English Version)
- Standard No.
- DL 480-1992
- Language
- Chinese, Available in English version
- Release Date
- 1992
- Published By
- Professional Standard - Electricity
- Latest
- DL 480-1992
DL 480-1992 history
- 1992 DL 480-1992 Static current phase comparison based pilot protection device Technical conditions (relay part)
