BS EN 50131-2-5:2008

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BSI

Alarm systems. Intrusion and hold-up systems. Requirements for combined passive infrared and ultrasonic detectors|Safety devices, Security systems in buildings, Ultrasonic devices, Detectors, Crime prevention devices, Alarm systems, Environmental testing, Grades (quality), Infrared radiation, Warning devices, Classification systems, Performance testing, Environment (working), Burglar alarms, Anti-burglar measures

246 GBP