V 810 Chapter 5 Checking and removing errors
86
1: The encoder parameters
are set incorrectly.
2: The motor auto-tuning is
not performed.
3: The P9.69 and P9.70 motor
speed overrun detection
parameters are incorrectly
set.
1: Set the sensor parameters
correctly.
2: Perform automatic engine
tuning.
3: Set the engine speed
detection parameters correctly
based on the current situation.
The motor parameters have
too many deviations from the
actual values.
Check again that the motor
parameters are set correctly
and make sure that the rated
motor current setting is not
too small.
5.2 Common errors and their solutions
You may encounter the following errors while using the drive. See the following table for
easy fault analysis.
Table 5-1: Troubleshooting Common Drive Faults
When the
power is
turned on, no
indication
appears on
the display
1: There is no power supply to the
inverter or the power input to the
inverter is too low.
2: The power supply of the switch on
the drive board of the inverter is
faulty.
3: The rectifier bridge is damaged.
4: The control board or the operation
panel is faulty.
5: The cable connecting the control
board and the drive board and the
operation panel breaks.
1: Check the power supply.
2: Check the bus voltage.
3: Find technical support
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