Searching for reliable DC backward centrifugal fans φ220? Our high-efficiency fans provide optimal performance for industrial ventilation and cooling systems. Certified by CCC and CE, these fans are durable and energy-efficient.
Our DC Backward Centrifugal Fans φ220 are engineered to meet the needs of industrial ventilation and cooling applications. Manufactured using high-quality PA66 material, these fans ensure long-lasting performance and energy efficiency. Certified by CCC and CE, they meet stringent standards for industrial use.
| Model | Nominal Voltage (VDC) | Speed (RPM) | Power Input (W) | Current Draw (A) | Sound Pressure (dB) | Temperature Range (°C) |
|---|---|---|---|---|---|---|
| B3P220-DC072-001 | 24 | 2300 | 45 | 1.88 | 65 | -25～+60 |
| B3P220-DC072-100 | 48 | 2300 | 45 | 0.94 | 65 | -25～+60 |
| Signal Name | Color | Specification |
|---|---|---|
| Vs | Red | DC48V |
| Vsp | Yellow | 0-10VDC/PWM |
| GND | Blue | GND |
| TACH | White | 3 Pulse/R |
Our DC backward centrifugal fans φ220 are designed to deliver maximum airflow while consuming minimal power. Ideal for use in ventilation systems, these fans feature backward-curved blades for enhanced efficiency.
Constructed from PA66, a highly durable material, these fans offer resistance to environmental factors. With an IP42 protection rating, they are well-suited for various industrial settings.
Operating at a sound level of 65 dB, these fans provide a quiet solution for noise-sensitive applications, including industrial ventilation and cooling systems.
These DC fans are available with voltage options of 24V and 48V, allowing flexibility for different industrial power setups.
The DC Backward Centrifugal Fans φ220 are ideal for industrial ventilation systems, providing effective air movement in large spaces such as factories and warehouses. They are designed to ensure consistent airflow while minimizing energy consumption.
With efficient airflow and low energy consumption, these fans are suitable for electronics cooling applications, including data centers, servers, and medical equipment cooling.
These DC fans are used in HVAC systems to enhance airflow, providing reliable temperature control in commercial and industrial buildings. Their energy-efficient design helps reduce operational costs.
DC backward centrifugal fans φ220 are used in air purifiers and filtration systems, contributing to cleaner air by removing contaminants and maintaining optimal air quality.
Q1: What is a DC backward centrifugal fan?
A: A DC backward centrifugal fan uses DC power and backward-curved blades to deliver efficient airflow. It is commonly used in industrial ventilation, electronics cooling, and HVAC systems.
Q2: Can you run a centrifugal fan backwards?
A: Yes, but running a centrifugal fan backwards will reduce efficiency and may cause airflow problems since the blades are optimized for one direction.
Q3: What is the advantage of using backward curved centrifugal fans?
A: Backward curved centrifugal fans are more energy-efficient and quieter compared to forward-curved fans, making them ideal for high-resistance ventilation systems.
Q4: How do DC motors in these fans differ from AC motors?
A: DC motors offer better control over speed, consume less energy, and have higher efficiency, making them suitable for applications requiring variable speed and low noise.
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