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DIN EN 303-6
Heating boilers - Part 6: Heating boilers with forced draught burners - Specific requirements for the domestic hot water operation and energy performance of water heaters and combination boilers with atomizing oil burners of nominal heat input not exceeding 70 kW; German version EN 303-6:2019
Edition
2019-12
DIN EN 303-7
Heating boilers - Part 7: Gas-fired central heating boilers equipped with a forced draught burner of nominal heat output not exceeding 1 000 kW; German version EN 303-7:2006
Edition
2007-05
DIN EN 306
Heat exchangers - Methods of measuring the parameters necessary for establishing the performance; German version EN 306:1997
Edition
1997-07
DIN EN 308
Heat exchangers - Test procedures for establishing performance of air to air heat recovery components; German version EN 308:2022
Edition
2023-06
DIN EN 327
Heat exchangers - Forced convection air cooled refrigerant condensers - Test procedures for establishing performance; German version EN 327:2014
Edition
2014-11
DIN EN 331
Manually operated ball valves and closed bottom taper plug valves for gas installations for buildings; German version EN 331:2015
Edition
2016-04
DIN EN 334
Gas pressure regulators for inlet pressures up to 10 MPa (100 bar); German and English version EN 334:2019
Edition
2019-11
DIN EN 342
Protective clothing - Ensembles and garments for protection against cold; German version EN 342:2017
Edition
2018-01
DIN EN 378-2
Refrigerating systems and heat pumps - Safety and environmental requirements - Part 2: Design, construction, testing, marking and documentation; German version EN 378-2:2016
Edition
2018-04
DIN EN 378-4
Refrigerating systems and heat pumps - Safety and environmental requirements - Part 4: Operation, maintenance, repair and recovery; German version EN 378-4:2016+A1:2019
Edition
2019-12