A smoke fire damper, smoke damper main functions and characteristics DC24V electrical signal can quickly open the valve manually shut output signal, interlocking exhaust fan is turned manually reset to the open PY-02YSD exhaust valves can manually open the damper remote control 70 degrees and 280 degrees, the remote control manual reset Second, the smoke damper Size Size (A × B × L) rectangular: 320 × 320 × 210 ~ 2000 × 1250 × 210 round: Φ320 ~ Φ1500, thickness: L = 320 Third, the exhaust valve actuator circuit diagram of a smoke damper, fire control valve, 70-degree fire dampers, exhaust valves, dampers works, fire dampers picture, damper mounting position of the damper 280 wiring diagram, row Smoke fans, diffusers, air valve, positive pressure blower, air flow control valve, damper prices, flue damper pressure delivery outlet usually used to install the new floor staircase in the front room, smoke shaft walls, also exhaust system mounted on the side of the line or the air terminal. Usually normally closed, electric, manual opening. Output on the start signal. Manual reset closed. 280 ℃ temperature sensor operation, the valve is closed again. Using a thin-shaped body 280 degrees dampers how wiring, reduce operating box size, increase the effective area of ??the ventilation exhaust. The main components: a valve body, valve, bushing, thin executive body, grille panel. B size ≥800 when assembling two actuators. Pressure delivery outlet price smoke damper fusing time, pressure delivery outlet manufacturers, Texas pressure delivery outlet factory, wucheng cheapest pressure delivery outlet factory. Fan coil units, air, FRP fan fire dampers, air flow control valve, LCD thermostat, Texas Air Conditioning Equipment Co., Ltd. Hao Yang damper how wiring 280 degrees _ _ Hao Yang Yuxian damper air conditioning equipment from the Texas Air Conditioning Equipment Co., Hao Yang company. Hao Yang Texas Air Conditioning Equipment Co. (www.dzapjt.com) strong, credible, Shandong Texas fan, ventilation equipment industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Hao Yang air conditioning and you hand into the brilliant, for a better future!