What is the difference between a fire alarm and a fire alarm speaker arrangement?
3.8.2 Fire alarm equipment should be installed in the security exit near the obvious place, more than 1.8m from the ground. Light alarm and fire emergency evacuation signs should not be on the same wall, installed in the same wall, the distance should be greater than 1m.
3.8.1 Fire emergency broadcast loudspeaker and fire alarm installation should be solid and reliable, the surface should not be damaged.
3.8 Fire emergency broadcast loudspeaker and fire alarm installation
