1. General Description

2. Model Decoding

• SR: Servostar SR series (compact, high‑power density)

• 20200: 20 A continuous current, high‑power rating

• 000000: Standard firmware, standard I/O, no options

3. Key Specifications

Power Input

• Voltage: 230 / 400 VAC three‑phase (±10%)

• Frequency: 50 / 60 Hz

• Continuous input current: 25 A

Output Performance

• Continuous current: 20 Arms

• Peak current: 50 Arms (≤3 s)

• Matched motor power: 3 kW ~ 7.5 kW

• Output frequency: 0 ~ 400 Hz

Control & Feedback

• Control modes: Torque / Speed / Position

• Standard feedback: Incremental encoder (A/B/Z)

• Optional feedback: Resolver

• Command interface: ±10 V analog, pulse/direction

• Communication: RS‑232, optional CANopen

Protection

• Over‑current, over‑voltage, under‑voltage, over‑temperature

• Short‑circuit, ground fault

• Built‑in brake transistor (supports external regenerative resistor)

Mechanical & Environmental

• Protection class: IP20

• Cooling: Forced air (built‑in fan)

• Operating temperature: 0 °C ~ +45 °C

• Weight: ~6.4 kg (14.1 lbs)

4. Main Features

• High‑power 20 A continuous output for medium‑to‑heavy duty

• High dynamic response with fast current loop

• Supports both encoder and resolver feedback

• Flexible control: analog, pulse, or serial commands

• Industrial‑grade reliability for 24/7 operation

5. Compatible Motors

• Kollmorgen AKM series (medium power)

• Kollmorgen Silverline H series

• Third‑party 400 VAC brushless servo motors (3–7.5 kW)

6. Typical Applications

• CNC machining centers, lathes, milling machines

• Industrial robots, SCARA, and material handling

• Packaging, labeling, and printing machinery

• Conveyor systems and automated assembly lines

• Textile, plastic, and general industrial machinery