ABB ACS550-01-012A-4 3AUA0000002420-D Variable Frequency Drive (VFD)

Practical Application Scenarios

The ABB ACS550-01-012A-4 3AUA0000002420-D Variable Frequency Drive is a compact and reliable motor control solution designed for general industrial applications requiring efficient speed regulation and smooth operation. As part of ABB’s ACS550 series, this VFD combines advanced motor control technology with a user-friendly design, making it suitable for a wide range of automation and process applications.

With a 5.5 kW rated output and 11.9 A current capability, this model provides dependable control for small and medium-sized three-phase AC motors. It is commonly selected for applications where energy efficiency, operational stability, and flexible motor management are important.

Typical application areas include:

• Pump and water circulation systems
• HVAC fans and ventilation equipment
• Conveyor and material handling systems
• Industrial machinery
• Packaging equipment
• Process control applications
• General automation systems

Key Features & Operational Advantages

Efficient Motor Speed Control

The ACS550-01-012A-4 provides accurate frequency adjustment for three-phase motor applications, allowing equipment to operate smoothly while maintaining stable performance under different operating conditions.

Compact Industrial Design

With its compact construction, this VFD is suitable for installations where control cabinet space is limited while still requiring reliable industrial-grade performance.

Energy-Saving Operation

By matching motor speed with actual process requirements, the drive helps improve system efficiency and reduce unnecessary energy consumption in variable-speed applications.

Reliable ABB Drive Technology

The ACS550 platform is designed for long-term industrial use, offering dependable operation for automation systems that require consistent motor control.

Flexible Integration Capability

The drive supports integration into industrial control environments, allowing easier connection with automation systems and process equipment.

Technical FAQs

1. What is the ABB ACS550-01-012A-4 used for?

The ACS550-01-012A-4 is used for controlling the speed and operation of three-phase AC motors in industrial and automation applications.

2. What motor power rating does this VFD support?

This model supports a rated output power of 5.5 kW for normal-duty applications.

3. What input voltage is required for this drive?

The drive is designed for three-phase 380–480 VAC power systems.

4. What type of motors are compatible with the ACS550 series?

The drive is mainly designed for standard three-phase AC induction motors used in industrial equipment.

5. Can the drive be used in pump and fan applications?

Yes. The ACS550 series is widely applied in variable-speed pump, fan, and ventilation systems.

6. Does the ACS550-01-012A-4 support automation communication?

Yes. The ACS550 platform supports industrial communication options for integration with automation systems.

7. How does this VFD improve motor performance?

It regulates motor frequency and speed, helping achieve smoother operation, better process control, and reduced mechanical stress.

8. Can users adjust operating parameters?

Yes. Users can configure operating settings according to motor specifications and application requirements.

9. What protection functions are included?

The drive provides monitoring and protection functions designed to help protect the motor and drive system during operation.

10. Is the ACS550-01-012A-4 suitable for continuous industrial use?

Yes. It is designed for reliable operation in industrial environments requiring stable motor control.