Electrical installations of buildings—Part 4:Protection for safety—Chapter 44:Protection against overvoltages—Section 443:Protection against overvoltages of atmospheric origin or due to switching
NORM herausgegeben am 21.11.2001
Designation standards: GB 16895.12-2001
Note: UNGÜLTIG
Publication date standards: 21.11.2001
Country: Chinese technical standard
Kategorie: Technische Normen GB