BS EN 54-3:2014+A1:2019
Fire detection and fire alarm systems. Fire alarm devices. Sounders
https://doi.org/10.3403/30268207 (published 31/10/2014)
BS EN 54-3:2014+A1:2019 is maintained by FSH/12/5. This standard is available from the following sources:
Other historical versions of this standard document also exist:
- BS EN 54-3:2014 [current until 26/04/2019]
- BS EN 54-3:2001 [current until 31/10/2014]