Fault Countermeasure Remark
No display when power on
• Check the input power voltage
• Check the bus voltage
• Reconnect the keypad, or check the
wiring of the control board, drive
board, and keypad
• Contact factory for repair
-Lu-
DC bus
undervoltage
• Normal power-on and power-down
status, no processing required
• Check input power voltage
• Check wiring and wire the inverter
properly
E0001
Inverter output
overcurrent (Acc.)
• Connect the inverter and motor
properly
• Correctly set F08.00 - F08.04/
F13.01 - F13.05 (motor parameters)
• Choose the right inverter power
• Set proper F03.01 - F03.08 (Acc. and
Dec. time)
• Select the speed tracking start mode
(F02.00 = 2)
• Perform parameter auto-tuning
(F08.06/F13.07)
E0002
Inverter output
overcurrent (Dec.)
E0003
Inverter output
overcurrent
(constant speed)
E0004
DC bus overvoltage
(Acc.)
• Check input power voltage
• Set proper F03.02/F03.04/F03.06/
F03.08 (Dec. time)
• Check wiring and wire the inverter
properly
• Select the speed tracking start mode
(F02.00 = 2)
• Select the recommended braking
devices
E0005
DC bus overvoltage
(Dec.)
E0006
DC bus overvoltage
(constant speed)
E0007 Overvoltage stall
• Check power input or the function of
brake
• Set proper F19.19 (overvoltage stall
point)
E0008
Power module
fault
• Check wiring and wire the inverter
properly
• Check the connection and
mechanism
• Contact the supplier for repairing
HD07-S
none
E0009 Heatsink overheat
• Derated use, amplified power
• Improve the ventilation around the
inverter
• Replace the fan
• Seek technical support
E0010 Brake unit fault • Seek technical support
E0011 CPU fault
• Power on and observe after
completely power down
• Seek technical support
HD07-S
none
E0012
Parameter auto-
tuning fault
• Check the motor’s connection
• Correctly set F08.00 - F08.04/
F13.01 - F13.05 (motor parameters)
• Seek technical support
E0013
Contactor is not
actuated
• Replace the contactor
• Seek technical support
HD07-S
none
E0014
Current detection
circuit fault
• Contact the supplier for repairing
E0015 Input phase loss
• Check three-phase input power
• Seek technical support
HD09/
HD09-S
none
E0016 Output phase loss
• Check the wiring between the
inverter and the motor
• Check motor quality
E0017 Inverter overload
• Adjust F03.01/F03.03/F03.05/F03.07
(Acc. time)
• Correctly set F08.00 - F08.04/
F13.01 - F13.05 (motor parameters)
• Adjust F09.00 - F09.06 (V/f curve) or
F09.07/F09.08 (torque boost)
• Perform parameter auto-tuning
(F08.06/F13.07)
• Select the speed tracking start mode
(F02.00 =2)
• Check mains supply voltage
• Select a power-matched inverter
Troubleshooting