EC fan model list
EC Backward-Curved Centrifugal Fan · 1Ø 230V · Curve A
EC320B1
320 mm backward-curved centrifugal fan with EC external-rotor motor and collecting ring, speed set directly by 0-10V or PWM.
- Rated voltage
- 230V
- Frequency
- 50/60Hz
- Speed
- 2,600rpm
- Max power
- 655W
- Max airflow
- 3,250m³/h
- Noise
- 76dB(A)
Performance curve
| Point | Static pressure Pa | Airflow m³/h | Speed rpm | Power W |
|---|---|---|---|---|
| A1 | 400 | 2,670 | 2,590 | 637 |
| A2 | 500 | 2,435 | 2,595 | 653 |
| A3 | 600 | 2,025 | 2,595 | 618 |
| A4 | 700 | 1,540 | 2,595 | 584 |
Specifications
- Material
- Aluminum alloy 5052 impeller
- Rotation
- Clockwise, seen on rotor
- Control input
- 0-10VDC/PWM
- Protection
- IP54
- Insulation class
- F
- Bearing
- Maintenance-free ball bearings
- Approval
- CE
- Ambient temperature
- -25 ~ +60 °C
Shares the same datasheet and drawing withEC320A1
Dimensions
In mm, with rotating direction and mounting holes.