196 Warning, Alarm Diagnosis And Counter Measures
V260 Series High Performance Closed-Loop Vector Inverter User Manual
Fault
code
Fault description
Possible causes
Solutions
Fu.044
W phase output is
disconnected or the
parameters are
seriously
unbalanced
1. The lead from frequency inverter to motor
is disconnected.
2. The driving or control panel of the
frequency inverter is faulty.
3. The three-phase winding of the motor is
faulty.
1. Eliminate peripheral failures.
2. Seek for manufacturer’s support.
3. Eliminate the failure of motor.
Fu.045
Over temperature
of motor
The motor temperature exceeds the setting
scope
1. Reduce motor load.
2. Improve operating environment.
3. Modify protective threshold.
Fu.051
U phase current is
detected faulty
(sensor or circuit)
1. The current sensor or circuit is damaged.
2. The auxiliary power supply is faulty.
3. The control and driving panel are bad
connected.
Seek for manufacturer’s support.
Fu.052
V phase current is
detected faulty
(sensor or circuit)
1. The current sensor or circuit is damaged.
2. The auxiliary power supply is faulty
3. The control and driving panel are bad
connected.
Seek for manufacturer’s support.
Fu.054
The temperature
sensor 1 is faulty
(can be shielded)
The temperature detecting circuit is
abnormal.
Seek for manufacturer’s support.
Fu.055
The temperature
sensor 2 is faulty
(can be shielded)
The temperature detecting circuit is
abnormal.
Seek for manufacturer’s support.
Fu.056
The temperature
sensor 3 is faulty
(can be shielded)
The temperature detecting circuit is
abnormal.
Seek for manufacturer’s support.
Fu.072
The connection of
accessories is
abnormal
1. The extended components are not
inserted well.
2. The extended components are damaged.
1. Reinstall the extended
components.
2. Replace the extended
components.
Fu.201
Conflicting
parameter setting
Please contact the direct supplier.
Fu.301
~
Fu.311
Control panel is
faulty
Seek for manufacturer’s support.