Solar Pump Inverter Chapter 5 Troubles Shooting
42
Fault Code E.ItE Fault Type
Current detection fault
Reason
Wires or connectors of
control boards are loose
Solution
Check the signal linker and insert
it again
Hall sensor is damaged Ask for support
Amplifying circuit is
Ask for support
E.tE
Motor auto tuning fault
Reason
Capacity of motor is not
Solution
Change the model of inverter
Improper setting of motor
rated parameters
Set rated parameters according to
motor nameplate
The motor parameter
auto-tuning are warped with
Run the motor without load and do
auto-tuning again
Overtime of auto-tuning
Check motor's wiring and
parameters
E.EEP
EPROM fault
Reason
R/W fault of control
Solution
Press STOP/RESET to Reset.
EEPROM damaged Ask for support
E.PIDE
Ask for support
Reason
PID feedback disconnect
Solution
Inspect PID feedback signal wire
PID feedback source
Inspect PID feedback source
Fault Code E.bCE Fault Type
Brake unit fault
Reason
Braking circuit failure or
brake tube damaged
Solution
Inspect braking unit, replace
braking tube
Too low resistance of
externally
connected braking
resistor
Increased braking resistance
Fault Code E.ENd Fault Type
Setting time has finished
Reason
The actual running time is
Solution Ask for support
Fault Code E.oL3 Fault Type
Electronic overload
Reason
Solution
Electronic warning point is
Check electronic warning point
Fault Code E.EAH1 Fault Type
Output is short-circuited to ground
Reason
One phase Output of inverter
is short-circuited to ground
Solution
Check the motor wiring
Current detect circuit is
broken
Ask for support
Fault Code E.EAH2 Fault Type
Output is short-circuited to ground
Reason
One phase Output of inverter
is short-circuited to ground
Solution
Check the motor wiring
Current detect circuit is
broken
Ask for support
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