ac poultry fan with external rotor motor 450mm 1.Electromagnetic compatibility 2.Heat protection 3.Long life 4.energy saving

 ac poultry fan with external rotor motor 450mm

Balancing: the residual unbalance of the fan is not less than G4.0 (balancing precision grade), according with JB/T9101.Vibration : Vibration speed virtual value of fans ≤4.0mm/s, test method accord with JB/T6411-1992.Runout of impeller: Runout of impeller in axial and radial direction≤2.0mm.Life time: Fan life expectance 40,000 hours, determined when at nominal supply voltage, running at full speed,  environment temperature of 40 °C. General requirements: At room temperature and humidity and the normal state, the products can continuous operation for 8,000 hours without fail.Electromagnetic compatibility: The electromagnetic radiation compliance for GB9254.Protection: This motor with heat protection, cut off temperature: 150—160°C,replacement temperature 85—115°C.

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ac poultry fan with external rotor motor 450mm