FR500A&FR510A Series Vector Control Inverter
- 149 -
Err05
Decel
overvoltage
1: The input voltage is too
high.
2: An external force drives the
motor during deceleration.
3: The deceleration time is too
short.
4: The braking unit and
braking resistor are not
installed.
1: Adjust the voltage to
normal range.
2: Cancel the external force
or install the braking resistor.
3: Increase the deceleration
time.
4: Install the braking unit and
braking resistor.
Err06
Constant-speed
overvoltage
1: The input voltage is too high
2: An external force drives the
motor during deceleration.
1: Adjust the voltage to
normal range.
2: Cancel the external force
or install the braking resistor.
Err07
Bus undervoltage
1: Instantaneous power failure
occurs on the input power
supply.
2: The AC drive's input voltage
is not within the allowable
range.
3: The bus voltage is
abnormal.
4: The rectifier bridge and
buffer resistor are faulty.
5: The drive board is faulty.
6: The main control board is
faulty.
1: Reset the fault.
2: Adjust the voltage to
normal range.
3: Contact the agent or
Frecon.
Err08
Short circuit
1: The output circuit is
grounded or short circuited.
2: The connecting cable of the
motor is too long.
3: The module overheats.
4: The internal connections
become loose.
5:The main control board is
faulty
6: The drive board is faulty.
7: The inverter module is
faulty.
1: Eliminate external faults.
2: Install a reactor or an
output filter.
3: Check the air filter and the
cooling fan.
4: Connect all cables
properly.
5: Contact the agent or
Frecon.
Err09
Power input
phase loss
1: The three-phase power
input is abnormal.
2: The drive board is faulty.
3: The lightening board is
faulty.
4: The main control board is
faulty.
1: Eliminate external faults.
2: Contact the agent or
FRECON.
Err10
Power output
phase loss
1: The cable connecting the
AC drive and the motor is
faulty.
2: The AC drive's three-phase
outputs are unbalanced when
the motor is running.
3: The drive board is faulty.
4: The module is faulty.
1: Eliminate external faults.
2: Check whether the motor
Three-phase winding is
normal.
3: Contact the agent or
Frecon.
Err11
Motor overload
1: F11-17 is set improperly.
2: The load is too heavy or
locked-rotor occurs on the
motor.
3: The AC drive model is of too
1: Set F11-17 correctly.
2: Reduce the load and
check the motor and the
mechanical condition.
3: Select an AC drive of