DL/T 639-1997
Safety and protection rules for operation,test and maintenace personnel of SF6 in electrical apparatus (English Version)
- Standard No.
- DL/T 639-1997
- Language
- Chinese, Available in English version
- Release Date
- 1998
- Published By
- Professional Standard - Electricity
- Status
- 2016-06
- Replace By
- DL/T 639-2016
- Latest
- DL/T 639-2016
DL/T 639-1997 history
- 2016 DL/T 639-2016 Safety and protection guide for operation test and maintenance personnel of SF<下标6> electrical equipment
- 1998 DL/T 639-1997 Safety and protection rules for operation,test and maintenace personnel of SF6 in electrical apparatus
