The main function of a static pressure box is to stabilize voltage and reduce noise. According to regulations, the wind speed inside the static pressure box should not exceed 2.5m/s, and the volume of the static pressure box can be determined based on the air volume and wind speed. The static pressure box is usually customized. The width direction should not be less than 500mm. Usually, the size of the static pressure box should be slightly smaller than that of the indoor unit.
Using floor air supply, its static pressure box adopts two types: one is to use a sandwich as the static pressure box, and the air conditioning design of the computer room often uses anti-static floor and floor sandwich space as the static pressure box for air supply; Another method is to use a regular static pressure box and connect several air ducts to the air supply outlet on the static pressure box.