ABB ACS550-01-04A1-4 3AUA0000003386-D Frequency Converter

Product Introduction

The ABB ACS550-01-04A1-4 (3AUA0000003386-D) is a compact general-purpose frequency converter designed for reliable and efficient AC motor speed control in industrial automation systems. As part of ABB’s ACS550 series, it is engineered for stable operation, simple configuration, and broad usability in light-duty industrial applications.

This model supports a three-phase 380–480V power supply and is commonly used for small motors in applications such as pumps, fans, conveyors, and auxiliary machinery. With a rated output power of 1.5 kW under normal duty, it is suitable for low-power drive requirements where stable speed regulation is needed.

The drive features a simple and user-friendly interface, allowing fast parameter setup and commissioning without complex programming. This makes it suitable for OEM equipment, replacement projects, and compact automation systems where ease of use is important.

Its wall-mounted R1 frame design provides a compact footprint for easy cabinet installation. With an IP21 protection rating, it is intended for use in clean and controlled indoor environments.

With a frequency range of 47.5–63 Hz and integrated motor protection functions, the ACS550 series helps ensure stable operation, reduced downtime, and improved system reliability in continuous use.

Product Specifications

Applications

● Small Pump Systems – Provides stable speed control for low-power fluid transfer and water handling systems.

● HVAC Auxiliary Fans – Used in small ventilation equipment to improve airflow control and energy efficiency.

● Light Conveyor Systems – Enables smooth and adjustable speed control for compact material handling equipment.

● OEM Machinery – Suitable for machine builders requiring compact and reliable motor control solutions.

● Auxiliary Industrial Equipment – Used in supporting devices that require stable low-power motor operation.

● General Light Automation Systems – Ideal for basic AC motor speed control in small-scale industrial setups.

Advantages

● Compact Structure – R1 frame design allows easy installation in limited cabinet space.

● Stable Motor Operation – Ensures consistent performance in light-duty applications.

● Energy Efficient Design – Reduces power consumption in small motor systems.

● Simple Commissioning – Easy parameter setup reduces installation time and effort.

● Wide Motor Compatibility – Works with standard small three-phase AC motors.

● Built-in Protection – Provides overload and thermal protection for safe operation.

FAQ

1. How does this drive control motor speed in small systems?
   It adjusts output frequency and voltage to regulate motor speed smoothly.
2. Is it suitable for continuous operation?
   Yes, it is designed for stable long-term operation in light-duty environments.
3. What type of motors can it control?
   It is suitable for small three-phase AC induction motors.
4. Does it include protection functions?
   Yes, it provides overload and thermal protection.
5. Can it be used in OEM equipment?
   Yes, its compact size makes it suitable for OEM integration.
6. Does it support smooth starting and stopping?
   Yes, acceleration and deceleration ramps are configurable.
7. Is it energy efficient?
   Yes, it improves efficiency in low-power applications.
8. Does it require complex setup?
   No, it uses a simplified commissioning process.
9. How does it handle voltage variation?
   It operates within its rated voltage range under normal conditions.
10. Why is it suitable for light-duty applications?
    Because of its compact design, stability, and simple control structure.

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