ISO 7240-3:2020 PDF
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Fire detection and alarm systems — Part 3: Audible alarm devices
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.
| Edition | 2020 |
|---|---|
| Standard Part No | 3 |
| Published Date | 2020 |
| Published By | International Standardization Organisation |
| Page Count | 38 |
