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  1. 中央空調配件
  2. 中央空調末端
  • 防火閥
  • 防火閥
  • 防火閥
  • 防火閥
  • 防火閥
  • 防火閥
  • 防火閥
  • 防火閥

防火閥

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德州艾斯卓環保設備有限公司
  • 聯系人：王華瑞
    • 點擊獲取聯系方式
  • 地區：山東 德州 武城縣
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熱銷產品

  • 防火閥是在調節的基礎上，增加感溫控制裝置。平時呈開啟狀態，當火災發生時，溫度熔斷器自動使閥門迅速關閉，手動復拉開啟閥門。防火閥通常安裝在有消防要求的通風、空調系統管道上。

    END

  • 防火閥是一種易熔合金的溫度控制，利用重力作用和彈簧機構作用關閉的閥門形式。新型產品中亦有利用記憶合金產生形變使閥門關閉的。當煙氣溫度達到280℃時，人已基本疏散完畢，排煙已無實際意義，而煙氣中此時已帶火，閥門自動關閉，以避免火勢蔓延。


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