Reference Source

60 · FC 301/302 · WARNING

For 60 · FC 301/302 · WARNING, brand is Danfoss; model / series is FC 301/302; fault code is 60; fault name is External interlock; type is WARNING, verified against its source on 2026-09-01.

Brand
Danfoss
Model / series
FC 301/302
Fault code
60 verified
Fault name
External interlock verified
Type
WARNING verified
Cause
A digital input signal indicates a fault condition external to the frequency converter. An external interlock has commanded the frequency converter to trip. Clear the external fault condition. To resume normal operation, apply 24 V DC to the terminal programmed for external interlock, and reset the frequency converter. verified
Sourcefiles.danfoss.com
Verified
Review by
DatasetIndustrial VFD fault and alarm codes by brand

What the source says

WARNING 60, External interlock

files.danfoss.com, retrieved 2026-09-01

Where each value comes from

The value above is stated away from the sentence quoted with the answer, so the passage that states it is shown here too.

Cause

A digital input signal indicates a fault condition external to the frequency converter. An external interlock has commanded the frequency converter to trip. Clear the external fault condition. To resume normal operation, apply 24 V DC to the terminal programmed for external interlock, and reset the frequency converter.

— all from files.danfoss.com, retrieved 2026-09-01

Source

Last verified against source: . Due for re-check by . This page as Markdown · OKF bundle · full dataset as JSON.