Air Damper Motorized Fire Damper
|FOB Unit Price:||US $11 US $10|
|Purchase Qty. (Pieces)||FOB Unit Price|
|Payment Terms:||T/T, Western Union|
- Model NO.: fd
- Certification: ISO
- Transport Package: PE
- Origin: Foshan China
- Usage: for Experiment, for Air Conditioner, for Refrigerate
- Trademark: Jianpin
- Specification: 150
- HS Code: 84159000
|Material : galvanized steel sheet|
size: (WxH) according to air duct sizel
Usually is closed, when on fire, smoke sensors output electric signal (dc24v) through control center, and the electromagnet in the actuator acts, damper is automatically opened and outputs the open electric signal.
Direct current electromotor drives to reset after damper acting .
Damper can be opened manually opened.
Manual reset is needed after the damper acting .
When the temperature getting up to 280°C,the fuse will act and the damper is automatically closed.