INVT GD300-16, Operation Manual, Page: 38 / 136

Goodrive300-16 special inverter for HVAC Commissioning guidelines
37
Code Fault Cause Solution
fault the synchronous motors not
set properly.

The autotuning parameter is
not right.

The inverter is not connected
to the motor.
normal.

Check whether the control
parameter is set properly or not.

Increase the maladjustment
detection time.
LL
Electronic
underload
fault

The inverter will report the
underload pre-alarm
according to the set value.

Check the load and the
underload pre-alarm point.
PId1E
Feedback
over limit fault

PID1 feedback value is
larger than upper limit
detection value or smaller
than lower limit detection
value in a long time.

Check PID1 feedback source;

Check PID1 feedback source
signal connection
TI-E
Clock chip
fault

The slot terminal board is
loose.

EEPROM is broken

Check the slot terminal board;

Press STOP/RST to reset;

Change the main control board
E-DP
Profibus-DP
communication
fault

Communication address is
not correct.

Corresponding resistor is not
dialed

The files of main stop GSD
does not set sound

The ambient interference is
too strong.

Check related setting

Check the communication
method selection.

Check the environment and
avoid the interference.
E-NET
Ethernet
communication
fault

The Ethernet address is not
set right.

The Ethernet communication
is not selected to right.

The ambient interference is
too strong.

Check the relative setting.

Check the communication
method selection.

Check the environment and
avoid the interference.
E-CAN CANopen

The connection is not sound

Check the connection