The YWF series is an external rotor axial fan with a rated voltage of 220-240V, 50/60Hz or 380-400V, 50/60Hz.It is usually used in ventilation industries such as exhaust ventilation, equipment heat dissipation, refrigeration equipment, air conditioning and heating.Large air volume, low noise, suitable for small system resistance projects.Axial fan voltage: single-phase 220V, three-phase 380V.There are two directions of wind: blowing; sucking.The outgoing cable can have a terminal box or an output lead.