{}

Our Brands

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

Schneider Electric USA Website

Welcome to our website.

Search FAQs

ATV71: Why is the drive tripping on an INF8 code, (internal power supply fault)?

Issue:
INF8 code, (internal power supply fault) on ATV71

Product Line:
Altivar ATV61 and ATV71

Environment:
All types

Cause:
The control supply voltage is to incorrect.

Resolution:
Check the control supply voltages between +24vdc and com or +24V and 0V.
If using an external supply check +24Vdc supply connect between P24 and 0V, and insure the voltage is greater than 19Vdc and does not exceed 30vdc.

Schneider Electric USA

Explore more
Explore more
Users group

Discuss this topic with experts

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