INVT GD10-0R2G-2-B, Operation Manual

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Goodrive10 Series Mini VFD Fault tracking
-83-
Fault code Fault type Possible cause Solution
EF [17] External fault

SI external fault input
terminals acts.

Check the external
device input.
CE
[18] RS485
communication
fault

Baud rate is set
improperly.

Communication line
fault.

Communication address
error.

Communication suffers
from strong interference.

Set proper baud rate.

Check the wiring of
communication
interfaces.

Set proper
communication
address.

Replace or change the
wiring to enhance
anti-interference
capacity.
EEP
[21] EEPROM
operation fault

R/W error occurred to
the control parameters.

EEPROM is damaged.

Press STOP/RST to
reset.

Replace the main
control board.
PIDE
[22] PID feedback
offline fault

PID feedback offline

PID feedback source
disappears.

Check PID feedback
signal wires.

Check PID feedback
source.
END
[24] Running time
reached

The actual running time
of the VFD is larger than
the set running time.

Ask help from the
supplier, and adjust
the set running time
OL3
[25] Electronic
overload fault

The VFD releases
overload pre-alarm
based on the set value.

Check the load and
overload pre-alarm
threshold.
LL
[36] Electronic
underload fault

The VFD releases
underload pre-alarm
based on the set value.

Check the load and
underload pre-alarm
threshold.
6.2.4 Fault instruction and solution
Fault code Fault type Possible cause Solution
PoFF
System power
failure

The system is powered
off or the bus voltage is
too low.

Check the grid
conditions.