1. The fan should be arranged as far as possible on the platform DBF aerodromes or air wind chassis, in order to maintain and repair; when equipped with centrifugal fan motor when power is less than or equal to 75kW, do not just start with the installation of valves . When the result of the carriage of high temperature gas or air and the choice of centrifugal blower of a two-speed centrifugal air box should be set to start with the valve, causing the motor to prevent overload cold running. 2. Fan mounting pedestal (base) should have sufficient strength, stability and durability performance centrifugal wind chassis vibration pedestal shall meet the following requirements: 1) basic vibration frequency device shall not exceed the motor and fan speed 1 / 3.2) the difference between a vibration velocity and vibration speed fan operation is a stationary fan when more than 3 times greater than required. BF-type low-noise, energy-efficient wind chassis; BF series chassis is designed to meet the wind blowing exhaust under different weather conditions and other requirements of the equipment, industrial, high-rise buildings, beautiful appearance, low noise, easy to operate . The unit can be ceiling mounted, floor-mounted, easy to take over the same beneficial engineering design. All-metal frame and removable inner insulation sound absorption panels attached, flexible security device. Divided into vertical and horizontal forms, for 54 kinds of specifications to choose from. Centrifugal exhaust air box, air conditioning Chenyu factory outlets (certified), Shangqiu 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.