Compressors and condensing units for refrigeration - Performance testing and test methods - Part 1: Refrigerant compressors; German version EN 13771-1:2003— 25 стр.
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.
Refrigerating systems and heat pumps - Safety and environmental requirements - Part 2: Design, construction, testing, marking and documentation; German version EN 378-2:2016— 88 стр.
Refrigerating systems and heat pumps - Safety and environmental requirements - Part 1: Basic requirements, definitions, classification and selection criteria; German version EN 378-1:2016— 73 стр.
