NA 022
DKE German Commission for Electrical, Electronic & Information Technologies of DIN and VDE
DIN EN 50131-4 ; VDE 0830-2-4:2019-11 [CURRENT] referenced in following documents:
| Document number | Edition | Title |
|---|---|---|
| DIN VDE V 0827-41 ; VDE V 0827-41:2024-06 | 2024-06 | Emergency and danger systems - Part 41: Requirements for specialist companies of hold-up and burglar alarm systems More |