Rittal EFD III Early Fire Detection Sys.

With active smoke extraction system A built-in fan provides constant suction to circulate the air through a pipe system. The circulated air passes two smoke detectors. The primary alarm is a highly-sensitive detector that sounds a pre-alarm upon thedetection of smoke particles and the secondary detector then triggers the main alarm. The smoke detectors' functionality are constantly monitored by the assessment and control programme on the control card.