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What can cause an EEF2 [EEPROM Power] Fault on an ATV340 and how do I correct it?

Published date: 18 February 2019

Issue:
Customer is experiencing an EEF2 fault on an ATV340 drive.

Product Line:
ATV340

Environment:
All models and serial numbers.

Cause:
An error of the internal memory of the power board has been detected.

Resolution:
 Verify the environment (electromagnetic compatibility).
 Switch off the product.
 Return to factory settings.
 Contact your local Schneider Electric representative.

 

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