IEC 62642-2-71:2015 defines passive acoustic glass break detectors installed in buildings and provides for security grades 1 to 4 (see IEC 62642-1), specific or non-specific wired or wire-free detectors, and uses environmental classes I to IV (see IEC 62599-1).
IEC 62642-2-71 Ed. 1.0 b:2015
Original price was: $329.00.$164.00Current price is: $164.00.
Alarm systems – Intrusion and hold-up systems – Part 2-71: Intrusion detectors – Glass break detectors (acoustic)
International Electrotechnical Commission , 10/07/2015
Pages: 93
