Troubleshooting steps
Check drive diagnostic display verify motor condition review drive parameters check protection settings
Yaskawa VFD
RH – Drive alarm
Drive protection alarm
Details
Drive protection alarm RH. Check drive status and diagnostics.
Error typealarm
MeaningDrive alarm
Typical causesOvercurrent overvoltage undervoltage ground fault motor fault
SolutionsCheck drive diagnostic display verify motor condition review drive parameters check protection settings
Severityhigh
Catalog references
Vendor Information
YaskawaRH
Utilities
Troubleshooting Steps
Related
Related Yaskawa VFD Codes
FAQ
Common questions
How do I reset?
Fix the cause then reset using drive reset button or parameter reset command
Community
Discussion & Experiences
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