The series points A and B type two, the motor is mounted on the outside of the box type A, the high temperature test, at the flue gas temperature higher than 280 ℃ high temperature conditions, more than 40 minutes of continuous operation, to fire smoke purposes, after equipped with two-speed motor, both ventilation at low ventilation HTFC-1 centrifugal wind chassis, but also fire smoke at high speed, for a machine with two; motor installed in the cabinets of type B general use for sending exhaust ventilation. DBF series wind chassis itself without refrigeration and heating equipment centrifugal wind chassis, by a certain percentage of indoor and outdoor air return air are mixed by the fan inside the chassis after inhalation, into the desired place HTFC-B centrifugal wind chassis, also can exhaust. Equipment can play a general role in the return air filter dust air filter. Framework designed using a combination of centrifugal wind chassis manufacturers, die stamping parts and imported by a dedicated machining precision sheet metal forming. PEF and ultrafine glass fiber materials, frame and box board cabinets with insulation, noise performance combined with a solid, sealing, insulation, sound insulation good effect. Centrifugal wind chassis model, Chen Yu factory outlets (certified), Sanmenxia centrifugal wind chassis provided by Wu Cheng Chen-yu air-conditioning Limited. 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.