BS EN 50131-2-4:2020 :

BS EN 50131-2-4:2020 : 1387996
BS EN 50131-2-4:2020 :
Title: Alarm systems. Intrusion and hold-up systems Requirements for combined passive infrared and microwave detectors


Pages: 58
Year:
Publisher: British Standards Institution
Availability: Within 1-2 working days
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