Installation systems for gas installation inside buildings, consisting of multi-layer composite pipes and their corresponding fittings, for an operating pressure ≤ 100 mbar - Part 3: Conformity assessment for the use of alternative pipe materials; Text in German and English
Edition 2020-12

German standard methods for the examination of water, waste water and sludge - Microbiological methods (group K) - Part 25: Protocol for the validation of alternative confirmation procedures and for verifications of validated alternative confirmation procedures (K 25)
Edition 2024-07

Hydronic systems in heating, cooling and ventilation installations - Part 4: Temperature-based alternatives to hydronic balancing
Edition 2023-03

Fire resistance tests - Part 2: Alternative and additional procedures; German version EN 1363-2:1999
Edition 1999-10

Public transport - Reference data model - Part 10: Alternative Modes; English version EN 12896-10:2022
Edition 2023-02

LPG equipment and accessories - Transportable refillable welded steel cylinders for LPG - Alternative design and construction; German version EN 14140:2014 + AC:2015
Edition 2017-01

Public transport - Network and timetable exchange (NeTEx) - Part 5: Alternative modes exchange format; English version CEN/TS 16614-5:2022, only on CD-ROM
Edition 2022-11

Information technology - Generic cabling systems - Part 20: Alternative cabling configurations; German version EN 50173-20:2022
Edition 2023-05

Digital addressable lighting interface - Part 104: General requirements - Wireless and alternative wired system components (IEC 62386-104:2019 + AMD1:2023); German version EN IEC 62386-104:2019 + A1:2024
Edition 2024-08

Digital addressable lighting interface - Part 104: General requirements - Wireless and alternative wired system components (IEC 62386-104:2019); German version EN IEC 62386-104:2019
Edition 2020-11