用于消防排煙系統中，當有火警發(fā)生時(shí)可通過(guò)該按鈕來(lái)緊急開(kāi)窗排煙。緊急按鈕線(xiàn)路在遇到開(kāi)路或者短路故障，排煙窗會(huì )立即自動(dòng)開(kāi)啟，保障了消防排煙窗系統的可靠性。
Used in smoke exhaust system, to open window and exhaust smoke by manual emergency button when firing, smoking window will open automatically when there is some wrong with open circuit or short circuit of emergency button line, Guarantee the high performance of smoke exhaust system.
蘇公網(wǎng)安備 32039102000360號
