3P25U3/60

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The 3P25U3/60 drive is a variable speed electric motor system that is commonly used in industrial and commercial settings. It offers a superior power to size ratio and a wide range of applications. It is an excellent choice for applications that require a very high starting torque such as conveyor systems, cranes, elevators, and pumps. Its features and components make it suitable for both low- and medium-voltage operation.

Function Applications

The 3P25U3/60 drive is capable of providing reliable speed control for a wide variety of applications. Typical applications include:

• Conveyor systems
• Elevators and escalators
• Lifts and hoists
• Pumps and compressors
• Robotic arms and machinery
• Air conditioning and ventilation systems

The drive is also suitable for use in applications requiring frequent start/stop cycles. Its superior power to size ratio makes it an ideal choice for applications where space is at a premium.

Control Features

The 3P25U3/60 drive is provided with a comprehensive range of control features that enable it to be adapted for a wide range of applications. These include:

• Vector control
• Automatic torque boost
• Dynamic response
• Soft starts and stops
• Real-time system monitoring
• Overload protection

The drive is also compatible with a range of controller and sensor technologies, thereby ensuring optimum performance in the required application.

Technical Specifications

The 3P25U3/60 drives are available in three different power ratings: 2, 3 and 5 horsepower. The relevant technical specifications for each of the ratings are as follows:

• 2 horsepower (HP): voltage requirement of 440VAC, frequency range of 20-50 Hz, rated current of 6.2A, overcurrent protection of 10.3A, starting torque of 8 lb-in, overload capability of 150%, maximum speed of 5,000 RPM.
• 3 horsepower (HP): voltage requirement of 440VAC, frequency range of 20-50 Hz, rated current of 8.6A, overcurrent protection of 14.5A, starting torque of 12 lb-in, overload capability of 150%, maximum speed of 5,000 RPM.
• 5 horsepower (HP): voltage requirement of 440VAC, frequency range of 20-50 Hz, rated current of 13.2A, overcurrent protection of 22.2A, starting torque of 18 lb-in, overload capability of 150%, maximum speed of 5,000 RPM.

Working Principle

The working principle of the 3P25U3/60 drive is based on vector control technology. This technology enables the drive to accurately adjust the speed of the motor by changing the drive voltage and frequency. The drive motor is connected to a series of sensors, which monitor the speed of the motor and the load it is carrying. The sensors send this data back to the controller, which then adjusts or corrects the output voltage and frequency as necessary.

This technology allows the 3P25U3/60 drive to provide superior performance, including improved starting torque, increased dynamic response, better torque control, and smoother operations. It also provides better energy efficiency and faster response times, ultimately translating to cost savings for the user.

Conclusion

The 3P25U3/60 drive is an excellent choice for applications that require reliable speed control and improved starting torque. Its superior power to size ratio makes it ideal for applications where space is at a premium. Thanks to its comprehensive control features and compatibility with various controllers and sensors, the drive is well-suited for a variety of applications. The drive\'s working principle, which is based on vector control technology, ensures superior performance and energy efficiency.

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