
Fire Detection And Fire Alarms Systems - Part 27: Duct Smoke Detectors
出版:Norwegian Standards (Norges Standardiseringsforbund)

專家解讀視頻
Defines requirements, test methods and performance criteria for fire detectors which detect smoke in air ducts in buildings as a part of a fire detection and fire alarm system or as an actuator for a fire protection system.
EN 54-27 : 2015 - Identical