Fire safety daily question – we look forward to your participation.
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A building is equipped with an automatic fire alarm system. Among the inspection results regarding the installation quality of the fire detectors, which one does not meet the installation requirements? ( ) A. The horizontal distance between the point-type smoke detector installed on the ceiling and the openings in the perforated supply-air ceiling is 1 m. B. The spacing between the point-type heat detector installed on the ceiling of an interior corridor with a width of 2 m is 12 m. C. A pair of infrared beam smoke detectors installed in an atrium with a clear height of 12 m are at a vertical distance of 11 m from the ground, and there are no obstructions at this height. D. The alarm confirmation lights of the smoke detectors in the conference room are oriented towards the entrance of the room. Provide ** and an analysis
B. The spacing between the point-type temperature detectors installed on the ceiling of the 3m-wide internal walkway is 12m
B. The spacing between the point-type temperature detectors installed on the ceiling of the 2m-wide internal walkway is 12m
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