ABB 3HAC021457-001 AC Servo Motor

1. Product Overview

The ABB 3HAC021457-001 is a high-performance AC servo motor designed for ABB industrial robots and advanced motion control systems. It features an optimized electromagnetic design and high-resolution feedback, providing excellent dynamic response, high torque density, and reliable operation under demanding industrial conditions.

2. Main Technical Specifications (Typical)

• Model: 3HAC021457-001

• Product Type: AC Servo Motor

• Rated Voltage: Three-phase AC (supplied via matching servo drive)

• Rated Power: System-dependent, suitable for small to medium robot axes

• Rated Speed: Typically 2000–3000 r/min

• Maximum Speed: Up to 4500–6000 r/min

• Rated Torque: High continuous torque output

• Peak Torque: 2–3 times rated torque (short-term)

• Encoder Type: High-resolution incremental or absolute encoder

• Cooling Method: Natural cooling or forced air cooling

• Protection Class: IP54 / IP65 (higher protection at shaft end)

• Mounting Type: Flange mounting

• Insulation Class: Class F or higher

• Duty Type: S1 continuous duty

3. Advantages and Features

• High Precision Control
  Equipped with a high-resolution encoder for accurate position, speed, and torque control.

• Excellent Dynamic Performance
  Low rotor inertia ensures fast acceleration and deceleration.

• High Reliability
  Designed for industrial environments with stable long-term operation.

• Full Compatibility with ABB Systems
  Seamlessly integrated with ABB robot controllers and servo drives.

• Compact Design with High Torque Density
  Delivers powerful output within a compact mechanical structure.

4. Applications

• ABB industrial robots (joint axes and rotary axes)

• Automated assembly lines

• Material handling and palletizing systems

• Welding, painting, and cutting equipment

• Precision positioning and motion control systems

• CNC and special-purpose automation machines

5. Precautions for Use and Maintenance

• Use only with compatible ABB servo drives and control systems

• Ensure proper alignment during installation to avoid shaft overload

• Do not exceed rated voltage, current, or speed

• Provide sufficient cooling and avoid prolonged operation at high ambient temperatures

• Route encoder and power cables separately to prevent electromagnetic interference

• Perform regular inspections of connectors, bearings, and mounting bolts

The structure and details of the product：

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