DL 557-2005
Definition, test methods and criteria for impact breakdown test in air for high-voltage line insulators (English Version)
- Standard No.
- DL 557-2005
- Language
- Chinese, Available in English version
- Published By
- Professional Standard - Electricity
- Latest
- DL 557-2005
DL 557-2005 history
- 1970 DL 557-2005 Definition, test methods and criteria for impact breakdown test in air for high-voltage line insulators
