Fixed firefighting systems - Powder systems - Part 2: Design, construction and maintenance; German version EN 12416-2:2001+A1:2007
Edition 2007-09

Wastewater treatment plants - Part 6: Activated sludge process; German and English version prEN 12255-6:2021
Edition 2021-07

Hollow taper interface with flange contact surface - Part 3: Dimensions of shanks for stationary tools (ISO 12164-3:2014)
Edition 2018-12

Water-tube boilers and auxiliary installations - Part 2: Materials for pressure parts of boilers and accessories; German version EN 12952-2:2021
Edition 2022-02

Fire detection and fire alarm systems - Part 21: Alarm transmission and fault warning routing equipment; German version EN 54-21:2006
Edition 2006-08

Water-tube boilers and auxiliary installations - Part 11: Requirements for limiting devices of the boiler and accessories; German version EN 12952-11:2007
Edition 2007-09

Fire detection and fire alarm systems - Part 18: Input/output devices; German version EN 54-18:2005
Edition 2006-03

Chimneys - Accessories - Part 6: Access components - Requirements and test methods; German version EN 16475-6:2020
Edition 2020-07

Fire detection and fire alarm systems - Part 25: Components using radio links; German version EN 54-25:2008
Edition 2009-02

Chimneys - Accessories - Part 2: Chimney fans - Requirements and test methods; German version EN 16475-2:2017
Edition 2017-07