Siemens 728 fault code meaning
Siemens / 728
Series: SIMODRIVE 611U
Torque/current adaptation factor too high
servo drive
Meaning: The adaptation factor between the setpoint torque and the torque generating current (Iq) in the speed controller is too high.
Possible causes
Source: SIMODRIVE 611 universal Function Manual FBU 05/2010 (EN, Siemens official site) 7.3