NA 031
DIN Standards Committee Firefighting and Fire Protection
Standards
[Withdrawn]
DIN 14678
DIN 14678
Manual call point (type K) for use in potentially explosive operation rooms by gases or dust
Title (German)
Handfeuermelder (Bauart K) zur Anwendung in durch Gase oder Stäube explosionsgefährdeten Betriebsstätten