85
Instantaneous overcurrent of the
servo drive
Refer to the overcurrent solutions
The duct is blocked or the fan is
damaged.
Unblock the duct or replace the fan
The ambient temperature is too high.
Lower the ambient temperature
Wires or plug-in units of the control
board are loose.
Abnormal current waveform caused
by output loss or other reasons
The auxiliary power supply is
damaged, and the drive voltage is
insufficient.
Seek for technical support
Inverter module shoot-through
Seek for technical support
Seek for technical support
Seek for technical support
Inverter module
heatsink
overheat
The ambient temperature is too high.
Lower the ambient temperature
The inverter module is abnormal.
Seek for technical support
Rectifier
heatsink
overheat
The ambient temperature is too high.
The motor parameters are incorrect.
Perform auto-tuning of motor parameters
Use a servo drive with higher power