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ISO 7240-21:2005
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Fire detection and alarm systems -- Part 21: Routing equipment

This standard was last reviewed* in 2009.

*ISO standards are reviewed every five years.

Abstract

ISO 7240-21:2005 specifies requirements, methods of test, and performance criteria for fire-alarm routing (transmitting) equipment and for fault (trouble) warning routing equipment for use in fire detection and fire alarm systems installed in buildings.

 

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