Back to top

Error Message F15

Valid for S300, S400, S600, S700

Display Meaning Possible cause Measure S300/S700 Measure S400/S600

F15

I²t maximum value exceeded

Drive is mechanically tight 

Check mechanical system, use a larger amplifier/motor 

Check mechanical system, use a larger amplifier/motor 

Sine² ramps 

Extend the acceleration/braking ramps (ACC, DEC

Extend the acceleration/braking ramps (ACC, DEC

Incorrect design 

Contact Customer support

Contact Customer support

Incorrect phase angle between feedback and magnet elements in the motor.

Correct the MPHASE possibly reset with ZERO

Correct the MPHASE possibly reset with  ZERO

Feedback cable faulty Check feedback cable and repair or exchange cable Check feedback cable and repair or exchange cable
Feedback device not fastened or rotated

Test with service function Reversing Mode" with
Setpoint- = Setpoint+
Result: Current+ = Current-. If current values are not identical, return tzhe motor to manufacturer, the feedback must be adjusted.

Test with service function Reversing Mode" with
Setpoint- = Setpoint+
Result: Current+ = Current-. If current values are not identical, return tzhe motor to manufacturer, the feedback must be adjusted.

Ramps are too steep 

Extend the acceleration/braking ramps (ACC, DEC

Extend the acceleration/braking ramps (ACC, DEC

Recovery intervals are too short 

Extend the recovery intervals between motion tasks (Motion Tasks screen page) 

Extend the recovery intervals between motion tasks(Motion Tasks screen page) 

Oscillation in the current controller 

Adjust the amplification of the MLGQ and the KTN reset time  

Adjust the amplification of the MLGQ and the KTN reset time 

Motor has a winding short circuit (only in the case of a partial short circuit) 

Replace motor 

Replace motor