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排煙防火閥

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上海福克納斯空調設備有限公司
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  • 地區：上海
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●平時呈常閉狀態，，火災時煙感器通過控件中心發出電氣信號（DC 24V）,執行機構內的電磁鐵通電動作，閥門自動開啟，并輸出開啟電信號。

●閥門可手動開啟及關閉

●閥門動作后手動復位

當溫度升到280°，熔斷器動作，閥門自動關閉

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