Yaskawa GA500 AC Drive
Yaskawa GA500 AC Drive code HCA: High Current Alarm
The drive output current exceeded the high current alarm level, which triggers an alarm but operation may continue.
- Code
- HCA
- Name
- High Current Alarm
- Controller
- Yaskawa GA500 AC Drive
- Type
- Overcurrent
- What it does
- Warning: the equipment keeps running and flags a problem
- Risk
- GREEN In your wheelhouse
- Reset
- Clears on its own when the condition goes away
- Source
- The manufacturer's manual (subscribers see which manual and page)
Updated November 4, 2026
How to fix it
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- What to do next, in plain words
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Questions about this code
What does Yaskawa GA500 AC Drive code HCA mean?
The drive output current exceeded the high current alarm level, which triggers an alarm but operation may continue.
Is Yaskawa GA500 AC Drive code HCA dangerous?
It is graded green: in a working tech's wheelhouse with standard tools and low risk.
How do I fix Yaskawa GA500 AC Drive code HCA?
The manual's fix and the step by step check for this code are in WERCS Diagnose, plans from $49 a month. For help right now, WERCS answers 24/7 at (877) 489-3727.