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What can cause an error code EPHO on the ATV21 and ATV212 (also S-Flex) drives?

ATV212: EPHO or output phase loss fault

Product Line:
ATV212, ATV21, S-Flex

All models and serial numbers

Motor may not be connected.

Check that the motor is connected to the drive. 
If the unit has a bypass option you will have to disable the output phase loss protection by setting F605 to 0.

Link to ATV212 Programming manual
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