Time relays and coupling relays for industrial and residential use - Part 1: Requirements and tests (IEC 61812-1:2023); German version EN IEC 61812-1:2024
Edition 2025-05

Graphical symbols for diagrams - Part 11: Architectural and topographical installation plans and diagrams (IEC 60617-11:1996); German version EN 60617-11:1996
Edition 1997-08

Building valves - Water pressure reducing valves and combination water pressure reducing valves - Requirements and tests; German version EN 1567:1999
Edition 2000-01

Heating systems in buildings - Procedure for the preparation of document for operation, maintenance and use - Heating systems not requiring a trained operator; German version EN 12171:2002
Edition 2002-08

Ventilation for buildings - Measurement of air flow rates on site - Methods; German version EN 16211:2024
Edition 2025-08

Heating systems in buildings - Design for water-based heating systems; German version EN 12828:2012+A1:2014
Edition 2014-07

Water conditioning equipment inside buildings - Adjustable chemical dosing systems - Requirements for performance, safety and testing; German and English version prEN 15848:2025
Edition 2025-04

Low-voltage electrical installations - Part 5: Selection and erection of electrical equipment - Clause 57: Stationary secondary batteries (IEC 64/2229/CD:2017); Text in German and English
Edition 2018-09

Water conditioning equipment inside buildings - Adjustable chemical dosing systems - Requirements for performance, safety and testing; German version EN 15848:2010
Edition 2010-06

Ventilation for buildings - Ductwork - Requirements for ductwork components to facilitate maintenance of ductwork systems; German version EN 12097:2006
Edition 2006-11