The model described
YWF 4 E -- 250 S
1 2 3 4 5
1. Fan Type: YWF-external rotor axial fan
2. Motor pole: 2 --- 2-pole 4 ---4-pole
3. Motor voltage: E --- Three-phase D ---Single phase
4.Blade diameter: 250 --- The Diameter of Inlet and Outlet is 300mm
5. Wind: S --- Suction B ---Blowing
YWF series fan is widely used in ventilation and refrigeration industry, compact structure, easy installation, energy efficient