INVT GD3000-01-055G-12, Operation Manual, Page: 60 / 317

Goodrive3000 series medium voltage VFD Goodrive3000 PWM rectifier
-55-
Fault
code
Type of fault Possible causes Countermeasures
CE
485 communication
fault

Improper setting of baud rate

Error with serial communication

Long period of communication
interrupt

Set appropriate baud rate

Press STOP/RST to reset and
contact the service department

Check the wiring of the
communication interfaces
E-CAN
CANopen
communication fault

CANopen communication offline

Wrong parameters setting

Check the parameter setting and
external wiring and restore
E-NET
Ethernet
communication fault

Communication offline

Wrong parameters setting

Please check the parameter
settings and external wiring
OL Rectifier overload

The load exceeds the range

Adjust the load or change another
rectifier
EEP
EEPROM operation
fault

Read/write fault of the control
parameters

Damage to DPRAM chip

Press STOP/RST to reset

Ask for service
TbE Contactor fault

Damage to the contactor

Contactor auxiliary abnormal

Interference

Check contactor

Check the contactor auxiliary
contact

Check the external environment
to exclude interference
dF_CE
DSP-FPGA
communication fault

Excessive electromagnetic
interference

The quality of electric power is too
low

FPGA chip damage

DSP chip damage

View the unit state and ensure
FPGA is damaged or not

Contact with us
EF External fault

SI external fault input terminals
action

Check the external device input
dIS Rectifier disabled

The digital output function of the
system: rectifier enabled but the
digital terminal does not act

Press the corresponding digital
terminal and enter P5 function
group to cancel the function
UPE Upload fault

Keyboard line is disconnected or
offline

Keyboard line is too long or
interfered

Circuit fault to the keypad or main

Check the environment and
eliminate the interference

Change the hardware and ask for
service

Change the hardware and ask for