Marine manual fire damper
Marine manual fire damper
Application:
Fire dampers are used in marine or bulidings to regualte the flow of air in an HVAC system,They can be used in intake,exhaust,or mixed air applications.
Features:
1.Fire damper is open in normal condition.
2.Fusing temp is 70 +3 °C,If temperature of air within damper duct exceeds 70 +3 °C.The fusible of fire damper will be broken to close the fire damper.
3.Close time:<2S.
4.Air leakage rate:<5m3/ m2.h
5.Handle steel dragline could shut off the fire damper locally,.The dragline is 1.5M length.
6.The electrical signal could be output according to user's requirement.
7.Fire damper should be reset manually.
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