| Model | VVD №8 |
|---|---|
| Pollution limits, mg/m³ | 150 |
| Max. transported air temperature, °C | 40 |
| Engine KW / RPM | 22/1500 |
| Material | Carbon steel |
| Ventilator angle of rotation | L 0, L 135, L 180, L 270, L 315, L 45, L 90, R 0, R 135, R 180, R 270, R 315, R 45, R 90 |
| The mass of the fan with el. engine, kg | 638, 639 |
| Fan's operating point: Pressure, Pa | 5578-5700, 6832-7634 |
| Rotation speed, rpm | 1500 |
| D/Dn | 1 |
| Rotations of impeller, rpm | 1900, 2100 |
| Performance ηmax | 5220, 5770 |
| Pressure ηmax | 6472, 7942 |
| Fan's operating point: Airflow m³/h | 1720-8600, 1900-7140 |
| Design | Schema №5.1, Schema №5.2 |
VVD (VR 154-21) №8 with electric engine AIR 180 S4 22 kW 1500 RPM
Dimensions
Aerodynamic characteristics
VVD fan aerodynamic characteristics, D=Dn
at barometric pressure of 760 mm Hg. Art. and temperature 20 ° С
Q - air productivity, thousand m3/h
Pv - total pressure
η - coeficient of eficiency
n - quantity of rotations on the impeller, rpm
N - power consumption of the engine, kW
U – wheel peripheral speed, m / s
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