To provide a fire notification system the introduction of which costs suppressedly.SOLUTION: A fire notification system for a railroad vehicle comprises a broadcast unit (10) which transmits a sound signal to a speaker (34) set in a passenger room via wiring (100) for the speaker and a detector (20) which is connected with the wiring for the speaker and outputs a detection notification signal when detecting a factor of a fire and it is characteristic of the system that the detector (20) is driven by power supplied via the wiring (100) for the speaker and the broadcast unit (10) receives the detection notification signal via the wiring (100) for the speaker.SELECTED DRAWING: Figure 1
【課題】火災報知システムの導入に係るコストを抑える。【解決手段】鉄道車両の火災報知システムは、客室に設置されたスピーカ(34)に前記スピーカ用の配線(100)を介して音声信号を接続する放送装置(10)と、前記スピーカ用の配線に接続され、火災要因を検知した場合に検知通知信号を出力する検知器(20)とを含み、前記検知器(20)は、前記スピーカ用の配線(100)を介して供給される電力を受けて駆動し、前記放送装置(10)は、前記検知通知信号を前記スピーカ用の配線(100)を介して受信することを特徴とする。【選択図】図1
FIRE NOTIFICATION SYSTEM FOR RAILROAD VEHICLE
鉄道車両の火災報知システム
2019-01-31
Patent
Electronic Resource
Japanese
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