INVT Goodrive100-PV Series Operation Manual page 58

Goodrive100-PV Series Solar Pump Inverter
Fault
Fault type
code
EF External fault
RS485
CE
communication fault
Current detection
ItE
fault
Motor autotuning
tE
fault
EEPROM operation
EEP
fault
PID feedback
PIDE
disconnection
Running time
END
reached
Possible cause

SI external fault input
terminals action.

The baud rate setting is
incorrect.

A fault occurs to the
communication wiring.

The communication
address is incorrect.

Communication
from strong interference.

The control
connector is
contact.

Hall device is damaged.

An exception occurs on
the magnifying circuit.

The motor capacity does
not match the inverter
capacity.

Motor parameters are
not set correctly.

The difference between
the parameters obtained
from autotuning and the
standard parameters is
great.

Autotuning timed out.

Error in reading
writing
parameters.

EEPROM is damaged.

PID feedback
disconnected.

The PID
source disappears.

The actual running time
of the inverter is longer
than the internal
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Fault diagnosis and solution

Check the external device
input.

Set a proper baud rate.

Check the communication
interface wiring.

Set a proper
communication address.

Replace or change the
suffers wiring to enhance the
anti-interference capability.
board

Check the connector and
in poor
re-plug.

Replace the Hall device.

Change the main control
board.

Change the inverter mode.

Set the motor type and
nameplate parameters
correctly.

Empty the motor load.

Check the motor wiring and
parameter settings.

Check whether the upper
limit frequency is higher
than
frequency.
or

Press STOP/RST for reset.
control

Change the main control
board.

is Check the PID feedback
signal wires.

feedback Check the PID feedback
source.

Ask the supplier to adjust
the preset running time.
set
Solution
2/3 of the rated