British Standards Document
BS EN 50131-1
Alarm systems. Intrusion and hold-up systems. System requirements

https://doi.org/10.3403/30080015U

BS EN 50131-1 is maintained by GW/1/2. The current release of this standard is:

BS EN 50131-1:2006+A3:2020 Alarm systems. Intrusion and hold-up systems. System requirements

https://doi.org/10.3403/30080015 (published 15/05/2008)

This standard is available from the following sources:

Other historical versions of this standard document also exist:

BS EN 50131-1:2006+A2:2017 [current until 15/06/2020]
BS EN 50131-1:2006+A1:2009 [current until 26/07/2017]
BS EN 50131-1:1997 [current until 30/11/2006]