The Fresh Air 7/7 Centrifugal Blower is a belt-driven ventilation fan designed for medium to high airflow applications.
It is suitable for fresh air supply, exhaust, and ventilation systems in factories, warehouses, kitchens, and commercial buildings.
The blower provides high performance with low noise, ensuring efficient air movement and reliable continuous-duty operation.
EHD-FAN SECTION 7/7
539,00 $
Description
| Component | Specification |
|---|---|
| Casing / Housing | Heavy-gauge galvanized steel sheet, reinforced for durability and vibration-free operation. |
| Impeller (Fan Wheel) | Forward-curved centrifugal impeller made from galvanized steel, statically and dynamically balanced. |
| Drive Type | Belt-driven system with adjustable pulleys for flexible airflow control. |
| Motor Mount | Adjustable steel base allowing accurate belt tensioning. |
| Bearings | Sealed-for-life ball bearings, permanently lubricated. |
| Frame / Base | Rigid steel frame with anti-corrosion coating. |
| Inlet / Outlet | Flanged connection for duct integration. |
3. Motor Specifications
| Parameter | Description |
|---|---|
| Motor Type | TEFC (Totally Enclosed Fan Cooled) |
| Power Rating | 1.5 kW – 3.0 kW (depending on static pressure) |
| Voltage / Frequency | 380V, 50Hz, Three-phase |
| Insulation Class | F |
| Protection Class | IP55 |
| Speed | 1400 RPM |
| Efficiency Class | IE2 or IE3 |
4. Performance Data
| Parameter | Value |
|---|---|
| Airflow Capacity | 2550 m³/h |
| Static Pressure | 350 – 550 Pa |
| Noise Level | ≤ 70 dB(A) @ 1m |
| Operating Temperature | Up to 80°C |
| Efficiency | Up to 78% |
5. Dimensions
| Model | A (mm) | B (mm) | C (mm) | D (mm) | E (mm) | Weight (kg) |
|---|---|---|---|---|---|---|
| 7/7 | 700 | 700 | 650 | 500 | 450 | 60 |
6. Operating Conditions
-
Ambient temperature: Up to 80°C
-
Relative humidity: Up to 95% non-condensing
-
Suitable for clean or slightly dusty air
-
Horizontal or vertical installation
7. Optional Accessories
-
Inlet and outlet flexible connectors
-
Motor with variable speed drive (VFD)
-
Stainless steel housing
-
Acoustic insulation casing
-
Explosion-proof motor (on request)
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