DTF series of fire temperature exhaust fan with high efficiency, smooth operation, low noise, high-temperature structure is reasonable, easy to install wind chassis, can be vertical, horizontal and hanging installation. ● The fan design has a special built-in motor cooling system air-cooled motor types; ● the use of advanced aerodynamic design of the blade (swept forward, forward), the noise is lower than the existing fire fans 8-10dB (A), low power 6% ; ● main air duct medium temperature of 280 ℃ when running more than 30 minutes of continuous ventilation chassis, 150 ℃ when the long-term continuous operation. Compliance with national Technical Supervision and the People's Republic of China Ministry of Construction jointly issued --- ● "fire protection design of tall buildings" (GB50045-95); ● "garage parking blast cabinet, fire protection design" (GB50067-97 ); provision ● "underground civil air defense design specifications" GB50038-94 by the state fixed fire extinguishing systems and fire-resistant component of Quality Supervision, Inspection and Testing Center qualified, and has made - Shandong Province Public Security Fire Corps issued a "fire protection products in Shandong Province license. " Details of the cabinet fan: 1.1.HTFC (DT) model is a high efficiency, low noise centrifugal fan box. Product by the low noise forward multi-blade centrifugal fans, motors, bearings, transmission parts, silencer-type cabinet and other components. Depending on the location of the installation of new wind chassis, available in 12 different angles of inlet and outlet position to meet the needs of different users installation environment. Depending on the requirements of fire and ventilation sub-type A and type B two types, A motor mounted outside the box for fire smoke, and by the National Fire Equipment Quality Supervision and Inspection Center GA211-1999 "fire exhaust fan High temperature test method "high-temperature test, can run continuously under high temperature 300 ℃ for 60 minutes or more; B motor mounted in the housing, for ventilation. New wind chassis, Datong wind chassis, Rui Xincheng air conditioning (view) provided by the Texas Air Conditioning Equipment Co., Ltd. Rui Xincheng. Rui Xincheng Texas Air Conditioning Equipment Co. (www.dzrxckt.com) is a professional "axial fans, mixed flow fans, roof fan, Francis fan, fire temperature exhaust fan, the wind," the company. Since its inception, we adhere to the "good faith, sound management" approach, the courage of healthy competition in the market, so that the "Rui Xincheng" brand has a good reputation. We adhere to the "service first, customer first" principle, so 瑞鑫诚 air conditioning won the trust of customers all of the fan, ventilation equipment, and establish a good corporate image. Special Note: This information is for reference only pictures and information, please contact us to obtain the most accurate information, thank you!