Chapter 6 Troubleshooting
63
Ch
ap
ter 6
No. Fault ID
Failure type
Possible causes
Solutions
12 Err.12
Input phase
loss
1.the drive panel is abnormal.
2.the lightning protection plate
is abnormal
3.the main control panel is
abnormal
4.the three-phase input power
is not normal
1.replace the drive, the power
board or contactor
2.seek for technical support
3.check and eliminate the
existing problems in the
peripheral line
13 Err.13
Output phase
loss
1.the lead wires from the
inverter to the motor is not
normal
2.the inverter's three phase
output is unbalanced when the
motor is running
3.the drive panel is abnormal.
4.the module is abnormal
1.eliminate peripheral faults
2.check the motor's three-phase
winding is normal or not and
eliminate faults
3.seek for technical support
14 Err.14
Module
overheating
1.the air duct is blocked
2.the fan is damaged
3.the ambient temperature is
too high
4.the module thermistor is
damaged
5.the inverter module is
damaged
1.clean up the air duct
2.replace the fan
3.decrease the ambient
temperature
4.replace the thermistor
5.replace the inverter module
15 Err.15
External
equipment
fault
Input external fault signal
through the multi-function
terminal DI
Reset run
16 Err.16
Communicati
on fault
1.the communication cable is
not normal
2.the settings for
communication expansion card
F9.07 are incorrect
3.the settings for
communication parameters F9
group are incorrect
4.the host computer is not
working properly
1.check the communication cable
2.correctly set the
communications expansion card
type
3.correctly set the
communication parameters
4.check the wiring of host
computer
17 Err.17
Contactor
fault
1.input phase loss
2.the drive plate and the
contact are not normal
1.check and eliminate the
existing problems in the
peripheral line
2.replace the drive, the power
board or contactor
18 Err.18
Current
detection
fault
1.check Hall device
2.the drive panel is abnormal.
1.replace the drive panel
2.replace hall device
19 Err.19
Motor
parameter
auto tuning
fault
1.the motor parameters was
not set according to the
nameplate
2.the identification process of
parameter is timeout
1.correctly set motor parameter
according to the nameplate
2.check the lead wire from the
inverter to the motor
20 Err.20
Disk code
fault
1.the encoder is damaged
2.PG card is abnormal
3.the encoder model does not
match
1.replace the encoder
2.replace the PG card
3.correctly set the encoder model
according to the Actual
