Vicruns 2S-0.4G-B, User Manual

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Chapter 9 Troubleshooting and Countermeasures
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C
h
a
p
te
r
9
Fault
name
Panel
display
Troubleshooting
Troubleshooting
Countermeasures
Overcur
rent
during
deceler
ation
Err05
u There is grounding or short circuit
in the output circuit of the inverter
u
The motor parameters are
incorrect
u
The deceleration time is too short
u
The input voltage is low
u Sudden load during deceleration
u
No braking unit and braking
resistor
u
The magnetic flux braking gain is
too large
u Eliminate peripheral faults
u
Perform motor parameter
identification
u
Increase the deceleration
time
u
Adjust the voltage to the
normal range
u Cancel sudden load
u
Install braking unit and
resistance
u
Reduce the magnetic flux
braking gain
Overcur
rent in
constan
t speed
operatio
n
Err06
u
There is grounding or short circuit
in the output circuit of the inverter
u
The motor parameters are
incorrect
u The input voltage is low
u Is there a sudden load during
operation?
u
Inverter selection is too small
u
Eliminate peripheral faults
u
Check parameters and
parameter identification
u
Adjust the voltage to the
normal range
u Cancel sudden load
u
Select the inverter with a
larger power level
Overvol
tage
during
acceler
ation
Err08
u
The input voltage is too high
u There is an external force driving
the motor to run during the
acceleration process
u
The acceleration time is too short
u
No braking unit and braking
resistor
u
The motor parameters are
incorrect
u
Adjust the voltage to the
normal range
u Cancel external power or
install braking resistor
u
Increase the acceleration
time
u
Install braking unit and
resistor
u
Check parameters and
parameter identification
Overvol
tage
during
deceler
ation
Err09
u The input voltage is too high
u
There is an external force driving
the motor to run during the
deceleration process
u
The deceleration time is too short
u
No braking unit and braking
resistor
u Adjust the voltage to the
normal range
u
Cancel external power or
install braking resistor
u
Increase the deceleration
time
u
Install braking unit and
resistor