Troubleshooting
MD280 User Manual
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Motor overload Err11
1. FB-01 is set improperly.
2. The load is too heavy or
locked-rotor occurs on the motor.
3. The AC drive model is of too
small power class.
1. Set FB-01 correctly.
2. Reduce the load and check
the motor and mechanical
conditions.
3. Select an AC drive of larger
power class.
Power input
phase loss
Err12
1. The three-phase power input
is abnormal.
2. The drive board is faulty.
4. The main control board is
faulty.
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2. Contact the agent or
Inovance.
Power output
phase loss
Err13
1. The cable connecting the AC
drive and the motor is faulty.
2. The AC drive's three-phase
outputs are unbalanced when the
motor is running.
3. The drive board is faulty
4. The module is faulty.
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2. Check whether the motor
three-phase winding is normal.
3. Contact the agent or
Inovance.
Module overheat Err14
1. The ambient temperature is
too high.
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3. The fan is damaged.
4. The thermally sensitive resistor
of the module is damaged.
5. The inverter module is
damaged.
1. Lower the ambient
temperature.
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3. Replace the damaged fan.
4. Replace the damaged
thermally sensitive resistor.
5. Replace the inverter module.
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equipment fault
Err15
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virtual I/O.
3. The stop operation is
performed during stall.
1. Perform the reset operation.
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Communication
fault
Err16
1. The host computer is in
abnormal state.
2. The communication cable is
faulty.
3. The communication
parameters in group FA are set
improperly.
1. Check the cabling of host
computer.
2. Check the communication
cabling.
3. Set the communication
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4. Set the communication
parameters properly.
Contactor fault Err17
1. The drive board and power
supply are faulty.
2. The contactor is faulty.
1. Replace the faulty contactor.
2. Contact the agent or
Inovance.
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