Axial Fan Sizes: All You Need to Know

Axial fans are a key component in various industrial applications, from ventilation systems to cooling processes. Understanding the standard sizes and specifications of axial fans is essential to selecting the right fan for the job. In this article, we will explore the different standard sizes of CBI axial fans, focusing on the GAV, GAX, GAT, EFA, and AXL series. Each series has specific features and dimensions, making them suitable for different industrial needs. This guide will help you understand the sizing options and assist you in choosing the best fan for your installation requirements.
How to measure an axial fan?
Measuring an axial fan involves determining key specifications such as the impeller diameter, airflow capacity, and pressure generated. The measurements are typically taken 1.5 meters above the centerline of the fan’s air inlet. This ensures that the fan’s performance can be accurately assessed in real-world conditions, where airflow dynamics and installation factors come into play.
CBI axial fan sizes
CBI Group offers a wide range of axial fans in different sizes, configurations, and specifications. Their fans are designed to meet the needs of industrial environments requiring powerful airflow and reliable operation. Below is a detailed breakdown of each series, outlining the available sizes, performance metrics, and key features.
GAV Series
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Impeller Diameter: Available in 13 sizes, with diameters ranging up to 2,240 mm.
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Maximum Airflow: Up to 300,000 m³/h, depending on the fan size.
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Maximum Pressure: 1,000 Pa, suitable for systems requiring moderate pressure levels.
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Key Features: The GAV series fans feature backwardly inclined flat blades with an airfoil design, allowing for high performance and energy efficiency. The direct drive system ensures smooth operation with minimal maintenance, making it a reliable choice for industrial environments that need high airflow but moderate pressure.
The GAV series is ideal for applications where space constraints are minimal but efficiency is critical. Its large range of available sizes ensures it can handle large air volumes in various ventilation and cooling systems.
GAX Series
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Impeller Diameter: Available in 13 sizes, ranging up to 2,240 mm.
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Maximum Airflow: Up to 300,000 m³/h.
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Maximum Pressure: 1,000 Pa.
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Key Features: Similar to the GAV series, the GAX fans use an airfoil blade design and direct drive mechanism. These fans are built to handle large volumes of air with moderate pressure requirements, making them perfect for ventilation in large industrial spaces, factories, and warehouses.
The GAX series is known for its reliability and energy efficiency, with the ability to maintain high performance even in environments where air quality and airflow are essential for the smooth running of processes.
GAT Series
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Impeller Diameter: Available in 12 sizes, ranging from 400 mm to 2,240 mm.
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Maximum Airflow: Up to 50,000 m³/h.
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Maximum Pressure: 600 Pa.
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Key Features: The GAT series offers a blade design with an airfoil profile and a transmission coupling system. This configuration is more efficient at generating higher pressure while maintaining stable airflow. It’s ideal for applications that require lower airflow but higher pressures, such as in exhaust systems or high-pressure ventilation setups.
The GAT series is versatile and suitable for environments where space is limited, but high performance is required, such as in industrial machinery or confined spaces needing precise ventilation.
EFA Series
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Impeller Diameter: Available in 7 sizes, ranging up to 2,240 mm.
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Maximum Airflow: Up to 480,000 m³/h.
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Maximum Pressure: 1,800 Pa.
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Key Features: The EFA series fans are designed for high-volume, high-pressure applications. With airfoil blades and a direct-drive system, these fans deliver both performance and energy efficiency. They are ideal for demanding industrial environments that require higher pressure levels without sacrificing airflow capacity.
If you need a fan that can deliver high air volumes under high-pressure conditions, the EFA series is the right choice. Its applications include large-scale ventilation, cooling towers, and areas with substantial heat load requirements.
AXL Series
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Maximum Airflow: Up to 830,000 m³/h.
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Maximum Pressure: 5,000 Pa.
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Key Features: The AXL series is one of the most powerful fans in CBI’s line-up. With airfoil blades and direct coupling, the AXL series is built to handle massive airflow volumes at very high pressures. Its robust design makes it suitable for heavy-duty industrial applications, such as large factories, power plants, and cooling systems for critical operations.
The AXL series is perfect for environments where both high airflow and high pressure are needed, offering unparalleled performance in challenging conditions.
Why choose CBI group as your partner?
CBI Group stands out as a leader in the manufacturing of industrial fans, offering a range of axial fans that are designed for optimal performance, durability, and energy efficiency. By partnering with CBI, you gain access to:
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Reliable products: CBI’s fans are built to last and withstand even the most demanding industrial environments.
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Customised solutions: with a wide range of sizes and configurations, CBI can provide tailored solutions to meet the unique needs of each client.
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Expert Technical support: CBI’s team of experts is available to assist with product selection, installation, and maintenance, ensuring that you get the best performance out of your equipment.
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Continuous innovation: as a forward-thinking company, CBI continues to innovate, ensuring their products are always at the forefront of industry standards.
By choosing CBI, you are not just purchasing a fan; you are partnering with a company that understands the complexities of industrial air movement and is committed to delivering high-quality solutions for your business.
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