NA 031

DIN Standards Committee Firefighting and Fire Protection

DIN 14677-2 [Pre-order] referenced in following documents:

Document number Edition Title
DIN 14677-1 2026-11 Maintenance of electrically controlled hold-open systems for fire and smoke door assemblies as well as for electrically controlled hold-open systems for fire barriers in the course of ground-bound conveying systems - Part 1: Maintenance measures More