DIN EN 50131-1 VDE 0830-2-1:2021-07
Alarm systems – Intrusion and hold-up systems
Part 1: System requirements;
German version EN 50131-1:2006 + A1:2009 + A2:2017 + A3:2020
Class/Status:
Standard,
valid
Released: 2021-07
VDE Art. No.: 0800721