NEN EN 50131-2-2:2017现行
Alarm Systems - Intrusion And Hold-Up Systems - Part 2-2: Intrusion Detectors - Passive Infrared Detectors
出版：Nederlands Normalisatie Instituut
专家解读视频
2017 [01/11/2017]2008 [01/02/2008]DRAFT 2007 [01/04/2007]DRAFT 1999 [01/09/1999]DRAFT 1993 [01/06/1993]
Supersedes NEN NPR CLC/TS 50131-2-2. (02/2008)
SS EN 50131-2-2 Ed. 1 (2008) - Identical
EN 50131-2-2:2017 - Identical
BS EN 50131-2-2:2008 - Identical
I.S. EN 50131-2-2:2008 - Identical
DIN EN 50131-2-2:2008 - Identical
BS EN 50131-2-2:2017 - Identical
