PREN 50849 : DRAFT 2014

Superseded

View Superseded by

SOUND SYSTEMS FOR EMERGENCY PURPOSES

Superseded date

03-01-2017

Published date

01-12-2013

Publisher

European Committee for Standards - Electrical

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
Bibliography

Describes the performance requirements for sound systems which are primarily intended to broadcast information for the protection of lives within one or more specified areas in an emergency.

Committee	BTTF 133-1
DocumentType	Draft
PublisherName	European Committee for Standards - Electrical
Status	Superseded
SupersededBy	EN 50849:2017

Standards	Relationship
11/30255450 DC : 0	Identical
NEN EN 50849 : 2017	Identical
DIN EN 50849 : 2017-11	Identical
NF EN 50849 : 2012 PR	Identical
14/30311381 DC : 0	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