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ISO 7240-3:2020

ISO 7240-3:2020

$46.15

Fire detection and alarm systems — Part 3: Audible alarm devices

Published By Publication Date Number of Pages
ISO 2020-03 48
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This document specifies the requirements, test methods and performance criteria for audible alarm devices intended to signal an audible warning, with or without voice messages between a fire detection and fire alarm system and the occupants of a building.

This document specifies fire alarm audible alarm devices for two types of application environment, type A for indoor use and type B for outdoor use.

This document is not applicable to:

a) loudspeaker-type devices primarily intended for emitting emergency voice messages that are generated from an external audio source;

b) supervisory audible alarm devices, e.g. within the control and indicating equipment.

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ISO 7240-3:2020
$46.15