When a VFD suddenly trips, it doesn't just stop the motor—it halts production, triggers alarms, and costs money. While most people check the basics like heat and voltage, there are hidden causes many overlook.
This article dives into real-world reasons why VFDs trip unexpectedly, including dust accumulation, improper motor matching, and even moisture damage. If you're maintaining drives in harsh environments, this guide could save you hours of diagnostics.
Explore the full guide to what causes a VFD to trip and how to fix each issue: