Low-voltage electrical installations. Part 4-44: Protection for safety. Protection against voltage disturbances and electromagnetic disturbances. Clause 443: Protection against transient overvoltages of atmospheric origin or due to switching
NORM herausgegeben am 1.3.2017
Designation standards: STN 332000-4-443
Classification mark: 332000
Catalog number: 124100
Publication date standards: 1.3.2017
Approximate weight : 30 g (0.07 lbs)
Country: Slovak technical standard
Kategorie: Technische Normen STN