I.S. EN 50849:2017
Current
The latest, up-to-date edition.
SOUND SYSTEMS FOR EMERGENCY PURPOSES
Hardcopy , PDF
English
01-01-2017
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
National Foreword
European foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 General system requirements
5 System technical requirements
6 Installation requirements
7 System operation
Annex A (informative) - Measurement of speech intelligibility
Annex B (normative) - Intelligibility measurement methods
Annex C (normative) - Attention-drawing audible signals
Bibliography
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