1

10 Volts low

Danfoss · VLT AutomationDrive FC 301/302

What does 1 mean?

The control card voltage on terminal 50 is less than 10 V, indicating an overload on the 10 V supply. This can be caused by a short circuit in a connected potentiometer or incorrect wiring of the potentiometer.

Complete Troubleshooting Guide

  1. 1

    Remove the wiring from terminal 50. If the warning clears, the problem is with the wiring or connected device.

  2. 2

    If the warning does not clear after removing wiring, replace the control card as it may be faulty.