Xin Feng air conditioning, fire dampers, fire dampers Siping

 Products using the Edit smoke dampers are mainly used on duct ventilation and air conditioning systems, usually in a "normally open" state damper, when the air temperature reaches 70 ℃, through the valve fuse action and automatically shut down. Exhaust port, exhaust valves are set on the pipe exhaust system, or installed in the inlet of exhaust fan fire, usually in a closed state, when 280 ℃ fire dampers, fire dampers via linkage automatically open row smoke. Dampers installed in the exhaust fan at the entrance and ventilation and air conditioning systems use either system, usually in the "open" state, ventilation, air temperature when the pipeline reaches 280 ℃, the valve by fusible metal temperature fuse action automatically 280 ° smoke damper closed, cutting off air flow and prevent the spread of fire advantages edit a low [2] dampers amount of air leakage, airtight performance; 2, the electric current consumption small open; 3, strong corrosion resistance and long service life; 4, the actuator driven flexibility, feedback, interlock signal accurately. 3 functions and features to edit an input DC24V electrical, electromagnet action, [3] the valve quickly open; 2, manually shut down, manual reset open; 3, the output signal and the valve opening closed interlock control signals. Xin Feng air conditioning, fire dampers, fire dampers provided by Xin Feng Siping air conditioning. Looking for "fans, dampers, air, fresh air units" reliable suppliers, network operators choose to have a full alliance certification: City of Shandong Wu Xin Feng HVAC Equipment Co., Ltd. (www.pyfj888.com), trustworthiness and reliability, now click on the page "Commercial Union customer service" on instant chat with us now!