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DIN EN ISO 14903/A1
Refrigerating systems and heat pumps - Qualification of tightness of components and joints - Amendment 1 (ISO 14903:2017/DAM 1:2022); German version EN ISO 14903:2017/FprA1:2022
prEN 12882 rev
Conveyor belts for general purpose use - Electrical and flammability safety requirements
DIN VDE 0276-626
Overhead distribution cables of rated voltage U₀/U (Uₘ): 0,6/1 (1,2) kV; German and English version prHD 626 S2:2020
EN 303-6/FprA1
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
DIN EN ISO 14903
Refrigerating systems and heat pumps - Qualification of tightness of components and joints (ISO/DIS 14903:2023); German and English version prEN ISO 14903:2023
DIN EN 303-6/A1
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/FprA1:2023
prEN ISO 14903
Refrigerating systems and heat pumps - Qualification of tightness of components and joints (ISO/DIS 14903:2023)
prEN ISO 4064-4
Water meters for cold potable water and hot water - Part 4: Non-metrological requirements not covered in ISO 4064-1 (ISO/DIS 4064-4:2023)
