axial industrial fan with external rotor motor 450mm

1. Balancing: the residual unbalance of the fan is not less than G4.0 (balancing precision grade), according with JB/T9101.
2. Vibration : Vibration speed virtual value of fans ≤4.0mm/s, test method accord with JB/T6411-1992.
3. Runout of impeller: Runout of impeller in axial and radial direction≤2.0mm.
4. 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.
5. Electromagnetic compatibility: The electromagnetic radiation compliance for GB9254.
6. Protection: This motor with heat protection, cut off temperature: 150—160°C,replacement temperature 85—115°C.

  Parameters:

performance curve:

Dimension Drawing: