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Yaskawa GA500 oL2: Drive OverloadCites the manual · line-by-line check pending
What it means The drive itself is overloaded.
Safety Safety disclaimer: General information only, written in plain English by an experienced maintenance hand. It is not the manufacturer's instructions. Always follow the OEM manual, your site procedures and local electrical codes. Only qualified people should work on this equipment.
LOTO LOTO: Lock out and tag out all energy sources before touching wiring, motors or mechanics. Wait the drive's stated DC bus discharge time and verify zero energy with a meter before you work.
Likely causes Load too high for drive size Checks, in order Compare load to drive rating Source Source (reworded, not copied): Yaskawa, GA500 Drive Maintenance & Troubleshooting Manual, TOEPYAIGA5001A, Faults. Official manual (PDF) . Fault numbers and names can differ between firmware versions.