Requirements for automatic reclosing devices (ARDs) for circuit breakers-RCBOs-RCCBs for household and similar uses
NORM herausgegeben am 1.7.2012
Designation standards: ČSN EN 50557
Classification mark: 354181
Catalog number: 90581
Note: UNGÜLTIG
Publication date standards: 1.7.2012
The number of pages: 52
Approximate weight : 156 g (0.34 lbs)
Country: Czech technical standard
Kategorie: Technische Normen ČSN