Troubleshooting steps
Check SINAMICS V20 diagnostic screen verify motor condition review parameters check communication
Siemens VFD
F7398 – Communication faults (SINAMICS V20)
Communication faults detected
Details
Communication faults F7398 on Siemens SINAMICS V20. Check drive diagnostics.
Error typefault
MeaningCommunication faults
Typical causesDrive fault motor fault configuration error communication fault
SolutionsCheck SINAMICS V20 diagnostic screen verify motor condition review parameters check communication
Severityhigh
Catalog references
Vendor Information
SiemensF7398
Utilities
Troubleshooting Steps
Related
Related Siemens VFD Codes
FAQ
Common questions
What is SINAMICS V20?
Siemens SINAMICS V20 is a variable frequency drive series. This fault is specific to SINAMICS V20 systems.
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