NA 031

DIN Standards Committee Firefighting and Fire Protection

DIN 14677-1 [available pre-publication] referenced in following documents:

Document number Edition Title
DIN 14677-2 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 2: Minimum qualification and proof of competence of maintenance personnel More