NEN EN 54-23 : 2010
Current
Current
The latest, up-to-date edition.
FIRE DETECTION AND FIRE ALARM SYSTEMS - PART 23: FIRE ALARM DEVICES - VISUAL ALARM DEVICES
Published date
12-01-2013
Publisher
Defines the requirements, test methods and performance criteria for visual alarm devices in a fixed installation intended to signal a visual warning of a fire between the fire detection and fire alarm system and the occupants of a building.
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