11/30255450 DC : 0
Current
The latest, up-to-date edition.
BS EN 50849 - SOUND SYSTEMS FOR EMERGENCY PURPOSES
Hardcopy , PDF
English
Foreword
Introduction
1. Scope
2. Normative references
3. 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
Annex D (informative) - Bibliography
BS EN 50849
| Committee |
EPL/100
|
| DocumentType |
Draft
|
| Pages |
24
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Standards | Relationship |
| PREN 50849 : DRAFT 2014 | Identical |
| EN 60065:2014/AC:2017-01 | AUDIO, VIDEO AND SIMILAR ELECTRONIC APPARATUS - SAFETY REQUIREMENTS (IEC 60065:2014/COR2:2016) |
| EN 54-16:2008 | Fire detection and fire alarm systems - Part 16: Voice alarm control and indicating equipment |
| EN 60068-1:2014 | Environmental testing - Part 1: General and guidance |
| ISO/TR 4870:1991 | Acoustics — The construction and calibration of speech intelligibility tests |
| EN 60268-16:2011 | Sound system equipment - Part 16: Objective rating of speech intelligibility by speech transmission index |
| EN 54-24:2008 | Fire detection and fire alarm systems - Part 24: Components of voice alarm systems - Loudspeakers |
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