HA50151V4-000U-999

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DC Fans are a type of fan powered by direct current. In general, they are used to cool or provide ventilation and airflow for a variety of different applications, including personal computers, vehicles, and HVAC systems. The HA50151V4-000U-999 is a high-performance axial-flow brushless DC fan designed for applications where long-term reliability and a wide operating temperature range are required.

Applications

The HA50151V4-000U-999 fan is suitable for many different applications in various industries, including computers and peripherals, industrial equipment, audio and video equipment, medical equipment, automotive and other special equipment. It can be used for cooling systems, air handling equipment, combustion control, and air conditioning systems. In addition, this fan is also suitable for applications where extra performance is required, such as for air intake and exhaust systems, ventilation systems, and process cooling.

Working Principle

The HA50151V4-000U-999 fan utilizes a brushless DC motor which is composed of a permanent magnet rotor and wound stator. A three-phase bridge is used to drive the fan, and an internal integrated circuit is used for speed control and power limiting functions. The three-phase bridge alternately pulls in and out the stationary coils of the motor to create a rotating magnetic field. This produces torque on the permanent magnet rotor, causing it to rotate, and the fan blades to rotate relative to the motor shaft. This rotation of the fan blades produces airflow.

The speed of the fan can be controlled by changing the frequency of the pulse-width modulated (PWM) signal applied to the control circuit. The PWM signal controls the on and off times of the transistors in the bridge circuit. By changing the on-off times, the voltage applied to the stator coils varies and the frequency of the rotor magnetic field changes, resulting in a different motor speed.

Features

The HA50151V4-000U-999 fan offers a number of features that make it well-suited for a variety of applications. It has a wide range of temperatures, from -10°C to +80°C, and a wide operating voltage range of 5 to 15 VDC. The fan also produces low noise levels during operation, with a maximum speed of 5,000 RPM. It also has protection features such as protection from reverse polarity, and overload and over-voltage protection.

The HA50151V4-000U-999 fan is designed to be highly reliable and to provide consistent performance. It comes with an integrated microprocessor control circuit with adjustable maximum speed, and a one-time-programmable memory. It also has built-in protection against shorting, over-voltage, and over-current. The fan also offers a high-endurance design, with an MTBF (mean time between failures) rating of over 170,000 hours.

Conclusion

The HA50151V4-000U-999 fan is an ideal choice for a variety of applications, from computers and peripherals, to industrial equipment, audio and video equipment, and medical equipment. It offers high reliability, a wide operating temperature range, low noise levels, and a wide voltage range. In addition, it has built-in protection features and programmable speed control. These features make the HA50151V4-000U-999 an excellent choice for DC fan applications.

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