Norm-Entwurf
21/30414214 DC
21/30414214 DC
BS EN 50131-2-2. Alarm systems. Intrusion and hold-up systems. Part 2-2. Requirements for passive infrared detectors
Titel (englisch)
BS EN 50131-2-2. Alarm systems. Intrusion and hold-up systems. Part 2-2. Requirements for passive infrared detectors