IS EN 50131-4:2009 Alarm systems - Intrusion and hold-up systems. Warning devices
Publication Year
2009
Document Status
Withdrawn
Abstract
Specifies requirements for warning devices for intruder notification and hold up alarm systems in buildings. Describes four grades of warning device corresponding to each of the four security grades given in IS EN 50131-1.
Document History
Superseded by IS EN 50131-4:2019. Supersedes IS CLC/TS 50131-4:2006.
Publisher Information
National Standards Authority of Ireland
National Standards Authority of Ireland (NSAI) is Ireland’s official standards body. They operate under the National Standards Authority of Ireland Act (1996) and are accountable to the Minister of Enterprise, Trade, Employment and Innovation.
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