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AS ISO 7240.3:2021
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AS ISO 7240.3:2021 Fire detection and alarm systems Audible alarm devices
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Identically adopts ISO 7240 3:2020 which 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.
R00000206
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AS ISO 7240.3:2021 Fire detection and alarm systems Audible alarm devices