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Specifications
Manual fire damper:1.Certification:ISO,CE.
2.Material:galvanized.
3.Timely petitive price.
4.One year warranty.
Manual fire damper:
Marine square manual fire damper
Application:
Fire dampers are used in marine or bulidings to regulate 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 the 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 leakager ate: <5m³/ m² .h
5.Handle steel dragline could shut offthe fire damper locally,The dragline is 1.5M in length.
6.The electrical signal could be output according to user's requirement.
7.Fire damper should be reset manually.
Installation:
1.Shipyard should check the fire damper and ensure everything is OK before installation.
2.Fire damper should have a independent support to ensure the function of the fire damper.
3.A service space of at least 350mm should be reserved for maintenance.
4.Manhole of at least 450x450mm is required when the fire damper is installed above ceiling or on duct;
5.No fire or welding are permitted with a scope of 3m from fire dampers,in order to ensure the temperature of sensor less than 65 °C
6.Fire damper should be tested during installation,and be inspected regularly after installation.
Advantages:
Energy efficient.
Cost less to install.
Requires less space.
Need less hangers.
Operation cost lower.
Installation simplified.
Cleaning less complicated.
Available size:
The processing drawing:
The more details:
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