DL/T 621-1997
Grounding for AC electrical installations (English Version)
- Standard No.
- DL/T 621-1997
- Language
- Chinese, Available in English version
- Release Date
- 1997
- Published By
- Professional Standard - Electricity
- Latest
- DL/T 621-1997
DL/T 621-1997 history
- 1997 DL/T 621-1997 Grounding for AC electrical installations
