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我的購物車
  1. 通風與空氣處理
  2. 風閥
  • 70度防火閥
  • 70度防火閥

70度防火閥

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價格：￥100.00／臺
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廣東佛山市南海格立通風設備廠（營銷部）
  • 聯系人：梁有新
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  • 地區：廣東 佛山
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70度防火閥 70℃防火調節閥

安裝在通風、空氣調節系統的送、回風管道上，平時呈開啟狀態，火災時當管道內煙氣溫度達到70度時關閉，并在一定時間內能滿足漏煙量和耐火完整性要求，起隔煙阻火的作用。

（1）閥門平時處于常開狀態，當氣流溫度達到70℃時，溫感器動作，閥門關閉；
（2）手動關閉或手動復位；
（3）0°～90°范圍內手動調節葉片開啟度；（調節型）
（4）輸出閥門關閉信號，可與其它防火設備聯鎖。

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