Model Explanation

• DDC01.2: Product series and hardware version (DDC series V1.2 platform)

• N050C: Rated current 50A, air-cooled, AC220V main supply

• DS50: SERCOS II fiber-optic motion bus interface, digital servo feedback

• 00: Standard firmware version, no special customization

Technical Parameters

• Input Power: 3-phase AC220V (+15%/-10%), 50/60Hz

• Continuous Output Current: 25A

• Peak Output Current: 50A

• Continuous Power: 4kW

• Peak Power: 8.5kW

• PWM Frequency: 8kHz

• Protection Class: IP65

• Operating Temperature: +5°C ~ +45°C (derate above +55°C)

• Storage Temperature: -30°C ~ +85°C

• Relative Humidity: ≤95%RH, non-condensing

• Weight: ~21kg

• Brake Resistor: Peak 10kW, continuous 0.25kW

Interface & Communication

• Motion Bus: SERCOS II fiber-optic, high-speed digital communication

• Debug Port: RS232 (X2) for PC/terminal connection, parameter setting

• Analog I/O: X3 connector for ±10V analog input/output

• Machine Interface: X8 for PLC/controller connection, fault reset key

• Digital I/O: Onboard 8DI/8DO, DC24V level

• Motor Feedback: Digital encoder interface (compatible with MDD series motors)

Core Functions

• Control Modes: Position, speed, torque; electronic gear/cam, synchronous follow

• Closed-Loop Control: High-resolution current/speed/position loops, fast dynamic response

• Regenerative Handling: Integrated brake unit for deceleration energy absorption

• Diagnostics: 7-segment display, fault codes, self-diagnosis, power-off parameter retention

• Mounting: IP65 allows direct installation on machines, reducing wiring complexity

Application Scenarios

• High-precision automation lines, machine tools, packaging/printing equipment

• Textile, rubber/plastics, and general machinery motion control

• Replacement/upgrade for existing DDC series drives in maintenance projects

• Complete servo systems paired with Rexroth MDD series motors

Operation & Maintenance

• Installation: Vertical mounting on flat, vibration-free surface; avoid heat/dust/corrosion

• Wiring: Check power, motor, and control cables before power-on; ensure tight connections

• Commissioning: Use RS232 and DDS2PC software to configure motor/control parameters

• Maintenance: Clean heat sink/blower regularly; check terminals and seals for IP65 integrity

• Troubleshooting: Use fault codes to diagnose load, wiring, heat dissipation, or communication issues