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fire damper You May Also Be Interested In: fire damper regulating valve
Smoke evacuation regulating valve
1. Used in ventilation system. Valve closes down automatically at 700
2. Used in fire exhausting system, Valve closes down automatically at 2800
3. Returned originally by hand. The closure and opening angle is from 0~90 degree.
4. Output valve action signal, and associate with concerned equipment to operate.
1. Control source voltage is DC24V110%, and electric current is not above 0.4A.
2. Can be equipped independent control box to realize long-distance control.
3. Can be connect in series to control many.
4. Have flawlessel ectrical machine protection divice