Axial fan, motor fan, ventilation fan SY: FZY-250D FZY-400D3 External rotor motor Bladediameter: 250 400mm Insulation: F grade -Cert: ROHS & CE-Ambient temperature is at -20 to +180.-Average service life is over 30000 hours-Passed CE,ROHSapprovalsWidely used in condensing units for air-conditioning and refrigeration, air heaters& ventilating cycle areas.Technical Data: ModelVoltFCInputSpeedFlowNoiseCapaciWtP/NVHzAWRPMm3/hDbauFkgFZY-250DM22050/600.2401300960601.0/4002.9FZY-250DM338050/600.1401300960602.9FZY-250DM438050/600.12401300960600.22/6302.9FZY-250D22050/600.510025001800724/4003.8FZY-250D338050/600.210025001800723.8FZY-250D438050/600.3510025001800721.8/6303.8FZY-300DM22050/600.48013001800654.0/4003.8FZY-300DM338050/600.28013001800653.8FZY-300DM438050/600.228013001800651.0/6303.8FZY-300D22050/600.9520021002040764/4004FZY-300D338050/600.3520021002040764FZY-300D438050/600.5520021002040761.4/6304FZY-400D22050/60120013504200685.0/5006FZY-400D338050/600.8518013504200686