Single Phase AC Servo Drive – High-Performance Motion Control Solution for Industrial Automation
A Single Phase AC Servo Drive is a compact and efficient motion control device designed to precisely control AC servo motors using a single-phase power supply (typically 220V). It converts single-phase AC input into controlled three-phase output, enabling accurate control of speed, torque, and position.
Compared with three-phase servo drives, single phase AC servo drives are widely used in small to medium automation systems, where space, cost, and power availability are critical factors.
Single Phase vs Three Phase AC Servo Drive
| Item | Single Phase AC Servo Drive | Three Phase AC Servo Drive |
|---|---|---|
| Power Input | 220V Single Phase | 380V Three Phase |
| Power Range | Low to Medium | Medium to High |
| Installation Cost | Lower | Higher |
| Application | Compact automation | Heavy-duty systems |
| Market Demand | Growing | Mature |
How to Choose the Right Single Phase AC Servo Drive?
- Motor Power Matching (e.g. 0.1kW – 2.0kW)
- Control Mode Requirements
- Feedback Type (Incremental / Absolute Encoder)
- Communication Interface
- Application Load Characteristics


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