What level of current flow triggers an SCF3 fault on an ATV61 or ATV71 series drive?
Issue:
ATV61 or ATV71 current flow that triggers an SCF3
Product Line:
ATV61 / ATV71 series
Environment:
All models, All serial numbers
Cause:
Information not available in current literature.
Resolution:
SCF3 faults:
The purpose of this function is to detect a short circuit to the ground at the start-up or while running.
Detection time:
Quick hardware detection (a few μs) . Output current sum > 25% of the current rating of the drive.