YASKAWA FSDrive-MV1000 Series Instructions For Use Manual page 175

Digital Operator Display
End7
Cause
The entered no-load current value was outside
the allowable range.
Auto-Tuning results were less than 5% of the
motor rated current.
Digital Operator Display
Er-01
Cause
Motor data or data entered during Auto-Tuning
was incorrect.
Motor output power and motor-rated current
settings (T1-02 and T1-04) do not match.
Motor rated current and detected no-load current
are not consistent with another.
Base frequency and motor rated speed (T1-05
and T1-07) do not match.
Digital Operator Display
Er-02
Cause
Motor data or data entered during Auto-Tuning
was incorrect.
Wiring is incorrect.
Load is too heavy.
Digital Operator Display
Er-03
Cause
Auto-Tuning canceled by pressing STOP button. Auto-Tuning did not complete properly. Restart Auto-Tuning.
Digital Operator Display
Er-04
Er-05
Er-08
Cause
Motor data or data entered during Auto-Tuning
was incorrect.
The tuning process took too long.
Results from Auto-Tuning are outside the
parameter setting range.
Digital Operator Display
Er-09
Cause
The motor did not accelerate for the specified
acceleration time.
Torque limit when motoring is too low (L7-01
and L7-02).
YASKAWA ELECTRIC TOEP C710687 02B FSDrive-MV1000 Instructions
No-Load Current Alarm
Check and correct faulty motor wiring.
Double-heck the data entered for the Auto-Tuning process.
Motor Data Error
• Check that the motor data entered to T1 parameters matches motor nameplate input before
Auto-Tuning.
• Enter the correct information and start Auto-Tuning over again.
• Check the drive and motor capacities.
• Correct the settings of parameters T1-02 and T1-04.
• Check the motor rated current and no-load current.
• Correct the settings of parameters T1-04 and E2-03.
Set T1-05 and T1-07 to the correct values.
Minor Fault
• Check that the motor data entered to T1 parameters matches motor nameplate input before
Auto-Tuning.
• Enter the correct information and restart Auto-Tuning.
Check and modify the wiring.
• Check the circumference of the machine.
• Check the load.
STOP Button Input
Line-to-Line Resistance Error
No-Load Current Error
Rated Slip Error
• Check that the motor data entered to T1 parameters matches motor nameplate input before
Auto-Tuning.
• Restart Auto-Tuning and enter the correct information.
• Check and correct faulty motor wiring.
• Disconnect the motor from machine and perform Rotational Auto-Tuning.
Acceleration Error (detected only during Rotational Auto-Tuning)
• Increase the acceleration time (C1-01).
• Disconnect the machine from the motor, if possible.
• Check the settings of parameters L7-01 and L7-02.
• Increase the setting.
5.7 Auto-Tuning Fault Detection
Error Name
Possible Solutions
Error Name
Possible Solutions
Error Name
Possible Solutions
Error Name
Possible Solutions
Error Name
Possible Solutions
Error Name
Possible Solutions
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