Product Introduction
The DFA High Efficiency and Low Noise Centrifugal Fan is an advanced ventilation fan engineered for applications that require large airflow, energy savings, and low noise performance. With its multi-wing impeller and compact cabinet structure, it delivers stable operation and long-lasting durability, making it suitable for commercial, residential, and industrial environments.
This fan is commonly used in restaurants, offices, laboratories, basements, hotels, and factory workshops where smoke exhaust and fresh air supply are required.
Application Industries & Uses:
- Kitchen smoke exhaust (hotels, restaurants, canteens)
- Ventilation in offices and commercial buildings
- Fresh air circulation in laboratories & basements
- Industrial workshops and factories
Features & Construction
- Impeller:
- Multi-wing forward-curved impeller
- Balanced for stable airflow with low vibration
- Delivers large air volume with high efficiency
- Casing & Housing:
- Compact cabinet structure
- Made with high-strength steel for long durability
- Oil-proof and corrosion-resistant design
- Air Inlet & Outlet:
- Streamlined inlet for smooth airflow
- Adjustable outlet angle for flexible installation
- Motor:
- Direct-driven pure copper motor
- Energy-saving, stable, and long-life performance
Types & Parameters
| Model | Speed (r/min) | Power (kW-P) | Traffic (m³/h) | Total Pressure (Pa) | Voltage (V) |
|---|---|---|---|---|---|
| 260 | 1450 | 0.75-4 | 1153-3314 | 523-383 | 220/380 |
| 280 | 1450 | 1.1-4 | 1752-4379 | 643-457 | 220/380 |
| 300-I | 1450 | 1.5-4 | 1885-4535 | 700-488 | 220/380 |
| 300-II | 1450 | 1.8-4 | 2420-5373 | 783-693 | 220/380 |
| 300-III | 1450 | 2.5-4 | 3128-6159 | 800-763 | 220/380 |
Technical Specifications
| Specification | Details |
|---|---|
| Material | High-quality steel (optional stainless steel) |
| Traffic / Application | Kitchens, offices, labs, basements, factories, ventilation ducts |
| Power | Direct-driven motor |
| Air-flow | Large airflow with high efficiency |
| Noise Level | Low-noise, vibration-free operation |
| Motor | Pure copper, dynamically balanced |
| Warranty | 12 months (extendable) |
| Color | Industrial Grey / Stainless Steel (customizable) |
| Voltage | 220V / 380V, 50Hz |
| RPM | 1450 – 2900 RPM (depending on model size) |
Key Benefits
- High efficiency & energy-saving design
- Low noise and vibration for quiet operation
- Multi-wing impeller provides stable, strong airflow
- Compact and space-saving cabinet structure
- Durable and oil-proof construction
- Flexible outlet positions for installation adaptability