INVT Goodrive100-PV Series Operation Manual page 59

Goodrive100-PV Series Solar Pump Inverter
Fault
Fault type
code
OL3 Electronic overload
To-ground
ETH1
short-circuit fault 1
To-ground
ETH2
short-circuit fault 2
Speed deviation
dEu
fault
Mal-adjustment
STo
fault
Electronic
LL
underload
Hydraulic probe
tSF
damage
PV reverse
PINV
connection fault
PVOC PV overcurrent
Possible cause
running time.

The inverter
overload
according to the setting.

Inverter output is short
connected to the ground.

There is a fault in the
current detection circuit.

The load is too heavy or
stalled.

SM control parameters
are set incorrectly.

Autotuned
are not accurate.

The inverter
connected to the motor.

The inverter
underload
according to the setting.

Hydraulic
damage.

PV wiring is incorrect.

ACC or DEC is too fast.

The power of the inverter
is too low.

The load transients or is
abnormal.

There is to-ground short
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Fault diagnosis and solution

reports Check the load and
pre-alarm overload pre-alarm
threshold.

Check whether the motor
wiring is proper.

Replace the Hall device.

Change the main control
board.

Check
increase the detection time
if the load is normal.

Check
parameters
correctly.

Check the load and ensure
the load is normal.

Check
parameters
parameters
correctly.
is not

Increase the maladjustment
detection time.

reports Check the load and
pre-alarm underload pre-alarm
threshold.

probe Replace
probe.

Change the wiring direction
of positive and negative
terminals, and perform the
wiring again.

Increase
time.

Select the inverter with
larger power.

Check if the load is short
circuited (to-ground short
Solution
the load and
whether control
are set
whether control
are set
the hydraulic
the ACC/DCC