Technical FAQs

Ask a Question

What is the ATV12 current threshold to trip on ground fault, SCF3?

Issue:
What is the ATV12 current threshold to trip on ground fault, SCF3?

Product Line:
Altivar 12

Environment:
All models

Cause:
NA

Resolution:
The threshold for an SCF3 fault is 25% of the nominal drive current. The fault appears when the vector sum of the output currents is greater than this level.
Was this helpful?
What can we do to improve the information ?