Codes et normes - Achat
ISO 7240-3:2020
Fire detection and alarm systems — Part 3: Audible alarm devices
SKU: iso_072258_170306
Publié par ISO
Année de publication 2020
2 Edition
38 pages
détails du produit
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.
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.