Electrical installations of buildings. Part 4-44: Protection for safety. Protection against voltage disturbances and electromagnetic disturbances. Clause 443: Protection against overvoltages ospheric origin or due to switching
NORM herausgegeben am 1.3.2007
Designation standards: STN 332000-4-443
Classification mark: 332000
Catalog number: 102901
Note: UNGÜLTIG
Publication date standards: 1.3.2007
The number of pages: 12
Approximate weight : 36 g (0.08 lbs)
Country: Slovak technical standard
Kategorie: Technische Normen STN