Troubleshooting steps
Increase deceleration time check input voltage verify braking resistor connection adjust regenerative braking
Siemens VFD
F30002 – Overvoltage fault
DC bus voltage too high
Details
DC bus voltage exceeds maximum allowable limit.
Error typefault
MeaningOvervoltage
Typical causesRegenerative braking input voltage too high deceleration too fast
SolutionsIncrease deceleration time check input voltage verify braking resistor connection adjust regenerative braking
Severityhigh
Catalog references
Vendor Information
SiemensF30002
Utilities
Troubleshooting Steps
Related
Related Siemens VFD Codes
FAQ
Common questions
What causes overvoltage?
Regenerative energy from motor braking raises DC bus voltage above trip level.