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EC (Electronically Commutated) fan motor is a type of electric motor used in fans and blowers. It is a brushless DC motor that uses electronic commutation, instead of traditional mechanical commutation, to control the rotation of the motor. The electronic commutation is achieved by using a combination of a sensorless control algorithm and an inverter circuit to switch the current in the stator windings.
EC fan motors have several advantages over traditional AC fan motors, such as:
High efficiency: EC fan motors can achieve efficiencies of up to 90% or more, which is significantly higher than traditional AC fan motors.
Speed control: EC fan motors can be controlled to rotate at a specific speed, which allows for precise control of the airflow and the ability to adjust the fan speed to match the specific requirements of the application.
Low noise: EC fan motors typically operate at lower speeds and produce less noise compared to traditional AC fan motors.
Long lifespan: EC fan motors have a longer lifespan due to the absence of mechanical commutation and the use of electronic control.
EC fan motors are commonly used in HVAC systems, refrigeration systems, and other industrial and commercial applications where precise speed control and high efficiency are required. They also have applications in the automotive industry and in household appliances such as air refrigerators.
It's important to note that EC fan motors require a specific type of power supply, typically DC voltage, to operate.
Hangzhou Jinjiu Electric Co., Ltd. not only has EC Fan Motor but also Refrigeration Fan Motor and other products, welcome to visit our official website.