Refrigerating systems and heat pumps - Safety and environmental requirements - Part 2: Design, construction, testing, marking and documentation; German version EN 378-2:2008+A1:2009— 69 стр.
Water-tube boilers and auxiliary installations - Part 3: Design and calculation for pressure parts of the boiler; German version EN 12952-3:2011— 167 стр.
Water-tube boilers and auxiliary installations - Part 14: Requirements for flue gas DENOX-systems using liquified pressurized ammonia and ammonia water solution
District heating pipes - Design and installation of thermal insulated bonded single and twin pipe systems for directly buried hot water networks - Part 1: Design