Smoke damper advantages: 1, low air leakage, airtight performance 2, the electric current consumption to open a small 3, corrosion resistance and strong electric damper, long service life. 4, the actuator drive flexible. Feedback, interlock signal accurately. The main functions and characteristics 1. DC24V input signals, solenoid action, quickly open the valve. 2, manual open, manual reset closed. 3, the output signal and the interlock valve control signal is turned on. Choice points; 1. damper main control parameters for the selection and specification. 2. damper suitable for ventilation and air conditioning systems, in addition to public buildings, kitchen hood system with damper damper pictures, operating temperature of 150 ℃, the general ventilation and air conditioning systems with fire dampers operating temperature of 70 ℃. 3. The damper is suitable for pipe ventilation, air conditioning or exhaust system, the scope and application of the basic functions in Table 1. 150 fire dampers, Chen Yu-conditioned factory outlets (certified), Yingkou City dampers provided by Wu Chen Yu Air Conditioning Equipment Co.. Wu Cheng Chen Yu Air Conditioning Equipment Co., Ltd. (www.wccykt.com) is a leader in Dezhou, fans, ventilation equipment, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs . Chen Yu-conditioning in leadership with the staff warmly welcome all inquiries negotiations to create Chenyu conditioning a better future.