Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full - Part 1: General principles and requirements (ISO 5167-1:2003); German version EN ISO 5167-1:2003— 41 стр.
Fire classification of construction products and building elements - Part 4: Classification using data from fire resistance tests on components of smoke control systems
Refrigerating systems and heat pumps - Safety and environmental requirements - Part 3: Installation site and personal protection; German version EN 378-3:2008— 23 стр.