ST130 | Error E.oUP – What does it mean and what can be done?

If the error message E.oUP appears on the ST130 drive’s display, it indicates a phase error in the inverter.

Possible cause Possible solution
Short circuit at output Carefully check wiring to the motor
Long cable, interference Use shielded cable, place inverter closer to motor, install EMC filter or choke
Overheating Check inverter fan, respect installation clearances, reduce ambient temperature
Wiring error Inspect wiring connections
Acceleration ramp too short Increase the acceleration time
Defective IGBT module Please contact Sourcetronic Support
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