YASKAWA CIMR-VU BA0001 Technical Manual page 296

6.7 Auto-Tuning Fault Detection
Digital Operator Display
Cause
Auto-Tuning canceled by pressing STOP
button.
Digital Operator Display
Cause
Motor data entered during Auto-Tuning was
incorrect.
Auto-Tuning did not complete within
designated time frame.
Drive-calculated values outside parameter
setting range.
Digital Operator Display
Cause
Motor data entered during Auto-Tuning was
incorrect.
Auto-Tuning did not complete within
designated time frame.
Drive-calculated values outside parameter
setting range.
Digital Operator Display
Cause
Motor data entered during Auto-Tuning was
incorrect.
Auto-Tuning did not complete within
designated time frame.
Values calculated by the drive are outside the
allowable parameter setting ranges.
Digital Operator Display
Cause
The motor did not accelerate for the specified
acceleration time.
Torque limit when motoring is too low (L7-01
and L7-02).
Digital Operator Display
Cause
Torque reference is too high. (Enabled in OLV
only.)
Digital Operator Display
Cause
One of the motor phases is missing
(U/T1, V/T2, W/T3).
296
Er-03 STOP Button Input
Auto-Tuning did not complete properly and will have to be performed again.
Er-04 Line-to-Line Resistance Error
• Enter the correct data.
• Restart Auto-Tuning and enter the correct information.
• Check and correct faulty motor wiring.
• Disconnect the motor from machine and perform Rotational Auto-Tuning.
Er-05 No-Load Current Error
• Enter the correct data.
• Restart Auto-Tuning and enter the correct information.
• Check and correct faulty motor wiring.
• Disconnect the motor from machine and perform Rotational Auto-Tuning.
Er-08 Rated Slip Error
• Enter the correct data.
• Restart Auto-Tuning and enter the correct information.
• Check and correct faulty motor wiring.
• Disconnect the motor from machine and perform Auto-Tuning.
Er-09 Acceleration Error (detected only during Rotational Auto-Tuning)
• Increase the acceleration time (C1-01).
• Check if it is possible to disconnect the machine from the motor.
• Check the settings of parameters L7-01 and L7-02.
• Increase the setting.
Er-11 Motor Speed Fault (detected only when Auto-Tuning is enabled)
• Increase the acceleration time in C1-01.
• Disconnect the machine from the motor, if possible.
Er-12 Current Detection Error
Check motor wiring and correct problems.
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YASKAWA ELECTRIC SIEP C710606 18F YASKAWA AC Drive – V1000 Technical Manual