AL. 032.1 Overcurrent detected via hardware (during operation) fault in Mitsubishi MELSERVO MR-JET Servo Drive
Cause: Servo motor power cable has a ground fault or short.
Remedy:
- Check cable for shorts/ground faults. Replace if necessary.
- Disconnect cable and check if alarm persists (implies Amplifier fault).
Cause: Servo motor has malfunctioned (Ground fault/Short).
Remedy:
- Check insulation between phases (U/V/W) and ground. Replace motor if failed.
Cause: Dynamic brake malfunction or Regenerative resistor wiring error.
Remedy:
- Check wiring of regenerative options.
- Replace servo amplifier if internal brake failed.
Cause: Noise/Environment.
Remedy:
- Implement noise reduction techniques.