
Alarm Systems - Intrusion And Hold-Up Systems - Part 2-7-1: Intrusion Detectors - Glass Break Detectors (Acoustic)
出版:Nederlands Normalisatie Instituut

專家解讀視頻
2012 AMD 2 2016 [01/06/2016]2012 AMD 1 2014 [01/01/2014]2012 [01/09/2012]DRAFT 2012 [01/02/2012]
Supersedes NEN NPR CLC/TS 50131-2-7-1. (10/2012)
EN 50131-2-7-1:2012 - Identical