Troubleshooting IS300 Series Servo Drive User Manual
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■ Err10/Err11 (Servo Drive/Motor Overload)
Err11
Check whether setting of motor
protection parameter F 9-01 is proper.
Yes
Set F9-01 properly.
No
Motor overload
Check whether the load is too heavy
or the motor is blocked .
Reduce the load and check the
motor & connected machine .
Yes
No
Increase the capacity level of the servo drive .
Err11
Servo drive overload
■ Err12 (Phase Loss at Input Side)
Err12
Check whether three-phase input
power is normal.
Yes
Check and eliminate
external faults .
No
Check whether the drive board is normal . Replace the drive board.
No
No
Check whether the main control board is normal .
Replace the main
control board .
No
Contact the agent
or our company.
■ Err13 (Phase Loss at Output Side)
Err13
Check whether the power cables between
servo drive and motor are normal .
Yes
Eliminate external faults .
No
Check whether the drive board is normal .
Replace the drive board .
No
No
Check whether the main control board is normal .
Replace the main
control board .
No
Contact the agent
or our company.
Check whether three-phase outputs of
servo drive are balanced in the V /F mode
without motor connected .
Check for the motor three -phase
winding and eliminate the fault .
No
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