
Goodrive350-19 series VFD for crane
Troubleshooting
-378-
Fault
code
Fault type
Possible cause
Solution
the standard parameters.
Autotuning timeout.
frequency is larger than 2/3 of the
rated frequency.
EEP
EEPROM
operation fault
Control parameter
reading/writing error.
EEPROM damaged.
Press STOP/RST to reset.
Replace the main control board.
PIDE
PID feedback
offline fault
PID feedback offline.
PID feedback source
disappears.
Check PID feedback signal wires.
Check PID feedback source.
bCE
Braking unit/
resistor fault
Braking circuit fault or braking
pipe damage.
Small resistance of the external
braking resistor.
Braking resistor short circuited
or PB-to-PE short circuited.
Check the braking unit, and
replace with a new braking pipe.
Increase the braking resistance.
Check the braking resistor wiring.
END
Running time
reached
Actual VFD running time longer
than internally set running time.
Ask the supplier to adjust the
preset running time.
OL3
Electronic
overload fault
The VFD reports overload
pre-alarm according to the
setting.
Check the load and overload
pre-alarm threshold
PCE
Keypad
communication
fault
Keypad cable connected
improperly or disconnected.
Keypad cable too long, causing
strong interference.
Keypad or mainboard
communication circuit error.
Check the keypad cable to
determine whether a fault occurs.
Check for and remove the
external interference source.
Replace the hardware and seek
maintenance services.
UPE
Parameter upload
error
Keypad cable connected
improperly or disconnected.
Keypad cable too long, causing
strong interference.
Keypad or mainboard
communication circuit error.
Check for and remove the
external interference source.
Replace the hardware and seek
maintenance services.
Replace the hardware and seek
maintenance services.
DNE
Parameter
download error
Keypad cable connected
improperly or disconnected.
Keypad cable too long, causing
strong interference.
Keypad data storage error
Check for and remove the
external interference source.
Replace the hardware and seek
maintenance services.
Re-back up the data on the
keypad.