{}

Our Brands

Impact-Company-Logo-English Black-01-177x54

Welcome to the Schneider Electric Website

Welcome to our website.
How can we help you today?
What can cause an OC3 fault on the ATV21 and ATV212 drives?
Issue:
Why does OC3 trips on the ATV21/ATV212 drives?

Product Line:
Altivar ATV21 ATV212 S-Flex

Environment:
All models

Cause:
The drive is running and intermittently trips on the OC3 fault.

Resolution:
OC3 means overcurrent during constant speed operation.

Possible causes:
Abrupt fluctuations in the load or abnormal load conditions.

Remedies:
Reduce the load fluctuations
Check your load
Set parameter F316 to 1 or 3

OC3 can be cleared by Auto Restart as long as the condition that causes the fault is resolved.
To turn on Auto Restart set F303 to any value between 1 and 10. This value is the number attempts to clear the fault.

Schneider Electric New Zealand

Explore more
Range:
Articles that might be helpful Users group

Discuss this topic with experts

Visit our Community for first-hand insights from experts and peers on this topic and more.
Explore more
Range: