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EC Axial Fan for HVAC And Heat Pump

Suzhou Dowell is the leading manufacturer of EC axial fans for HVAC and heat pump systems. We design and supply energy-efficient, high-performance fans that provide reliable air circulation and temperature control for both residential and commercial applications. Send us your inquiries!
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EC Axial Fan for HVAC and Heat Pump: Energy-Efficient Airflow Solutions


The EC Axial Fan for HVAC and Heat Pump is engineered to enhance energy efficiency and performance in heating, ventilation, and air conditioning systems. By replacing traditional AC motors, this fan offers improved performance with lower energy consumption and quieter operation. This makes it a perfect solution for HVAC systems, heat pumps, and other air-moving applications where energy efficiency is a priority.



Superior Performance and Efficiency


Designed to provide reliable airflow in varying environmental conditions, the EC motor ensures that the fan adjusts to changing heat loads, optimizing system efficiency. This smart EC fan is ideal for cooling towers, refrigeration condensers, and heat pump systems. Its advanced motor technology provides better control over fan speed, resulting in a precise cooling or heating effect with reduced energy usage.


Durable and Versatile Fan Blade Materials

With a durable design, the fan features blades made from materials like aluminum alloy, PP, or nylon, ensuring long-term reliability in demanding environments. The EC axial fan is perfect for commercial HVAC, residential heat pump applications, or industrial refrigeration systems, offering a durable and efficient solution that reduces both operational costs and energy waste.


Smart Control for Reduced Operational Costs

As a replacement for traditional AC motors, the EC axial fan offers enhanced system control, energy savings, and lower operational costs. Its ability to adjust airflow based on real-time demands makes it an energy-efficient choice, contributing to sustainability in the HVAC and cooling tower sectors. Whether it's a new installation or a system retrofit, this fan is a versatile and cost-effective solution.



Product Parameters


ParameterValue
Motor TypeEC motor (Electronically Commutated)
Fan Blade MaterialAluminum alloy, PP, Nylon
Fan TypeAxial fan
ApplicationHVAC, Heat pumps, Cooling towers, Refrigeration condensers
EfficiencyHigh efficiency, low energy consumption
Noise LevelLow noise operation
Control SystemIntelligent speed control via 0-10V or RS485
MountingSuitable for horizontal and vertical installations
Protection GradeIP55, IP65 (optional)


Key Features of EC Axial Fan for HVAC and Heat Pump


The EC Axial Fan for HVAC and Heat Pump is designed to meet the demands of energy efficiency and system adaptability. Below are the key features that make this fan the ideal choice for HVAC systems, heat pumps, and various air circulation applications.


Energy Efficiency

By utilizing an EC motor, the fan significantly reduces energy consumption, making it an environmentally friendly choice. The EC motor's ability to adjust speed in response to real-time conditions ensures optimal performance with minimal power usage, providing long-term savings.


Adjustable Speed Control

The EC Axial Fan comes with built-in speed control capabilities. This allows you to easily adjust the airflow to match changing conditions, which is essential for energy conservation. The fan’s speed can be reduced to lower motor noise or increase airflow during peak demands without wasting energy.


Compact and Easy to Retrofit

With its compact design and plug-and-play feature, the EC Axial Fan is easy to integrate into existing systems. Its flexible installation options make it an ideal retrofit for older HVAC systems and heat pumps, ensuring improved efficiency and performance with minimal hassle.


Built-in Protection Features

The EC motor is equipped with built-in protection mechanisms, such as over-temperature, over-voltage, under-voltage, overcurrent, and undercurrent protection. These protections help prevent system failures and eliminate the need for additional protective equipment, enhancing system reliability and longevity.


Remote Monitoring Capability

The fan supports remote monitoring and control through both analog and digital communication ports, such as MODBUS or 0-10V interfaces. This allows for seamless integration into smart building systems, enabling users to monitor and adjust performance remotely.


Quiet Operation

The intelligent design of the EC motor reduces operational noise. With optimized speed regulation, the EC Axial Fan operates quietly, ensuring minimal disruption in environments such as offices, residential buildings, or industrial HVAC systems.


Versatility in Application

This EC Axial Fan is well-suited for a wide range of applications, including HVAC systems, heat pumps, cooling towers, and refrigeration units. Its efficient performance makes it a reliable option for both residential and commercial settings, as well as industrial ventilation.


Durability and Low Maintenance

Constructed with high-quality materials and engineered for durability, this fan is designed to withstand the rigors of continuous operation. Its low-maintenance nature means fewer service interventions, reducing operational costs and ensuring a reliable long-term solution.


Model

Dia. of impeller (mm)

Speed range   (rpm)

Max. power (KW)

Voltage range       (V)

Airflow range (m3/h)

Static pressure (Pa)

Motor efficiency

Weight (kgs)

Impeller material

Airflow direction

IP grade

EC950T

950

300-950

3.5

360-46VAC, 50/60Hz

0-35300

350

IE5

68

Alu

From impeller to motor

IP65

EC800T

800

300-950

2.5

0-29100


360


52

EC710T

710

300-1200

2.2

0-26700

415


50


Applications of EC Axial Fan for HVAC and Heat Pump


The EC Axial Fan is designed to improve the performance and energy efficiency of various systems, including HVAC units, cooling towers, and heat pumps. With advanced technology and smart features, this fan delivers reliable and efficient air movement across different applications.


Working Principle of the EC Axial Fan

The EC Axial Fan operates with a brushless DC (BLDC) motor, which integrates electronic components to regulate speed and airflow. This motor is more efficient than traditional AC induction motors, as it features a permanent magnet inner rotor that reduces magnetic losses. The motor is capable of providing better torque and speed regulation, adapting to varying conditions within HVAC systems and heat pumps.


High Efficiency and Durability

The EC motor's inner rotor design and IP66-rated protection make it well-suited for high-humidity and harsh working environments. This makes it ideal for use in cooling towers, refrigeration units, and heat pumps, where moisture exposure and temperature fluctuations are common.


Integrated Power Conversion

The fan’s integrated circuit board includes a power inverter that converts the AC supply voltage into DC power for the motor. This power management system optimizes the fan’s performance by ensuring efficient energy conversion and minimizing power loss.


Precise Control with PWM Input

The EC fan features a built-in module that adjusts the motor’s speed according to the actual load. It uses PWM (Pulse Width Modulation) input signals to control the fan's operation precisely, improving efficiency and reducing unnecessary energy consumption. This allows for dynamic airflow control, adapting to changes in load and temperature conditions.


Reduced Maintenance with Direct Drive

One of the standout features of the EC Axial Fan is its direct drive coupling, which eliminates the need for belts, pulleys, and gearboxes. This design reduces the frequency of mechanical failures and maintenance, resulting in lower operational costs and enhanced reliability.


Versatile Use in Multiple Industries

The EC Axial Fan is widely used in various industries due to its versatility and adaptability. It is a key component in HVAC systems, cooling towers, heat pumps, and other industrial ventilation applications. Its efficiency, low maintenance, and quiet operation make it a preferred choice for both residential and commercial systems.


Enhanced Performance and Energy Savings

By adjusting the fan speed according to the specific requirements of the system, the EC Axial Fan delivers energy savings while maintaining optimal airflow. Whether used in HVAC systems, refrigeration units, or heat pumps, this fan improves overall system efficiency and reduces energy consumption, contributing to a more sustainable operation.

The EC Axial Fan is an essential part of modern HVAC and heat pump systems. Its advanced technology, such as the BLDC motor, integrated control circuitry, and direct drive design, ensures exceptional performance, energy efficiency, and durability in diverse applications.

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We are focusing on design, manufacturing and sales of EC motors, EC fans, EC axial fans, EC centrifugal fans, fan impellers, which are electronically commutated PMSM internal rotor motors.

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