Mitsubishi Electric C70 Setup Manual page 463

MITSUBISHI CNC
Appendix 2 Explanation of Alarms
Power supply alarms
0061 Pw sply: Pwr module overcurnt
Details
Overcurrent protection function in the power module has started its operation.
0062 Pw sply: Frequency error
Details
The input power supply frequency increased above the specification range.
0066 Pw sply: Process error
Details
An error occurred in the process cycle.
0067 Pw sply: Phase interruption
Details
An open-phase condition was detected in input power supply circuit.
0068 Pw sply: Watchdog
Details
The system does not operate correctly.
0069 Pw sply: Grounding
Details
The motor power cable is in contact with FG (Frame Ground).
006A Pw sply: Ext contactor weld
Details
A contact of the external contactor is welding.
006B Pw sply: Rush circuit error
Details
An error was detected in the rush circuit.
006C Pw sply: Main circuit error
Details
An error was detected in charging operation of the main circuit capacitor.
006D Pw sply: Parameter error
Details
An error was detected in the parameter sent from the drive unit.
006E Pw sply: H/W error
Details
An error was detected in the internal memory.
An error was detected in the A/D converter.
An error was detected in the unit identification.
006F Power supply error
Details
No power supply is connected to the drive unit, or a communication error was detected.
0070 Pw sply: External EMG stop err
Details
A mismatch of the external emergency stop input and NC emergency stop input continued for 30
seconds.
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