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What can cause an OL1 fault on the ATV21 or ATV212 drives?

Issue: 
What can cause an OL1 fault on ATV21 or ATV212 drives?

Product line:

Altivar ATV212, ATV21 

Environment:
All models, all serial numbers 

Cause:

OL1 is a drive overload fault.  The motor is pulling to many amps and the internal overload is tripping.

Resolution:
Check motor load settings in ITH menu. Check ACC time make sure its not to short of a ramp. Check Motor its self to see if its pulling to many amps.
Refer to the ATV212 Programming manual S1A53838
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