Yaskawa GA500 AC Drive
Yaskawa GA500 AC Drive code SC: Short Circuit/IGBT Failure
A short circuit or ground fault occurred on the output side, immediately stopping the drive operation.
Safety first. This code involves a gas, flame or electrical hazard. Do not keep resetting it. Leave burner, gas train and high voltage work to a qualified technician. WERCS answers 24/7 at (877) 489-3727.
- Code
- SC
- Name
- Short Circuit/IGBT Failure
- Controller
- Yaskawa GA500 AC Drive
- Type
- Overcurrent
- What it does
- Fault: the equipment trips and stops
- Risk
- RED Specialist territory
- Reset
- Needs a manual reset
- 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
- What the manual says to do, and the page it is on
- The 4 common causes listed for this code
- The step by step check for this problem, one check at a time
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Questions about this code
What does Yaskawa GA500 AC Drive code SC mean?
A short circuit or ground fault occurred on the output side, immediately stopping the drive operation.
Is Yaskawa GA500 AC Drive code SC dangerous?
It is graded red, specialist territory: it involves a burner, gas, flame or safety lockout, so leave the repair to a qualified technician.
How do I fix Yaskawa GA500 AC Drive code SC?
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.