Issue:
Flashing H on the ATV21 and ATV212 Drives
Product Line:
Altivar 21 and 212
Environment:
All
Cause:
Flashing H and he drive resets
Resolution:
The flashing H means the drive controller is approaching an overheating fault.
Check the heat sink cooling on the drive. If this is a S-Flex, check for anything that might restrict air flow near the top of the drives vent as well as checking the drive's cooling fan.
Released for: Schneider Electric Singapore
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