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DC24V HVAC Fire Dampers Manual Reset Fire Flaps And Dampers

    Buy cheap DC24V HVAC Fire Dampers Manual Reset Fire Flaps And Dampers from wholesalers
     
    Buy cheap DC24V HVAC Fire Dampers Manual Reset Fire Flaps And Dampers from wholesalers
    • Buy cheap DC24V HVAC Fire Dampers Manual Reset Fire Flaps And Dampers from wholesalers

    DC24V HVAC Fire Dampers Manual Reset Fire Flaps And Dampers

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    Brand Name : SX
    Certification : CE,ISO9001
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    DC24V HVAC Fire Dampers Manual Reset Fire Flaps And Dampers

    Fire Damper


    Application:

    Used in through-wall pipes of ventilation system, which need to be fireproofing to prevent the spread of fire along the duct.


    Fire damper performance parameter table
    Serial numbernameperformance parameters
    1Standard flange specificationsValve long side b or diameter D (mm)Flange side width (mm)
    D≤28020
    280≤D≤630,b≤63025
    630<D1250,630<b≤125030
    1250<D≤2000,1500<b≤250040
    D>2000,2500<b≤400050
    2Temperature sensorvalve static nominal operating temperature 70℃ (valve closes automatically)
    3MaterialValve body2~3mmQ235-A
    Bles2mm708-88 Cold rolled plate
    AxshaftGB905-82 Cold pull round steel Ф12
    Axft sleeveOil-containing metallurgical powder copper sleeve
    4Local resistance coefficientResistance coefficient of ≤ 0.5 at full opening
    5Paint treatmentGround floor rust proof primer (second floor), outer fire proof paint (medium ash steel paint)
    6Rated voltageDC24V±10%
    Rated current0.7A
    Micro switchAC380V,3A
    Torque10~70Kg.f/cm
    Action modeautomatic, electric, manual or 70℃ to close the valve
    7Fire control valveReset method (open state)Manual reset
    Smoke and fire control valveManual reset
    Smoke and fire damperManual reset
    Remote control smoke and fire damperRemote control manual reset
    Automatic reset fire damperElectric reset
    8Air leakageIn the standard state, when the pressure difference on both sides of the valve is 500Pa after the valve is closed, no more than 700mm³/㎡/h
    Quality DC24V HVAC Fire Dampers Manual Reset Fire Flaps And Dampers for sale
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