Heat exchangers - Definitions of performance of heat exchangers and the general test procedure for establishing performance of all heat exchangers; German version EN 305:1997— 12 стр.
Heat exchangers - Guidelines to prepare installation, operating and maintenance instructions required to maintain the performance of each type of heat exchanger; German version EN 307:1998— 9 стр.
Heat exchangers - Forced convection air cooled refrigerant condensers - Test procedures for establishing performance; German version EN 327:2014— 34 стр.
Heat exchangers - Forced convection unit air coolers for refrigeration - Test procedures for establishing the performance; German version EN 328:2014— 47 стр.
Specifications for dedicated liquefied petroleum gas appliances - Portable vapour pressure liquefied petroleum gas appliances; German version EN 521:2019+AC:2019— 74 стр.
Water-tube boilers and auxiliary installations - Part 14: Requirements for flue gas DENOX-systems using liquified pressurized ammonia and ammonia water solution; German version EN 12952-14:2004— 28 стр.