Reference Source

5 · FC 301/302 · WARNING

For 5 · FC 301/302 · WARNING, brand is Danfoss; model / series is FC 301/302; fault code is 5; fault name is DC link voltage high; type is WARNING, verified against its source on 2026-09-01.

Brand
Danfoss
Model / series
FC 301/302
Fault code
5 verified
Fault name
DC link voltage high verified
Type
WARNING verified
Cause
The DC-link voltage (DC) is higher than the high-voltage warning limit. The limit depends on the drive voltage rating. The unit is still active. verified
Sourcefiles.danfoss.com
Verified
Review by
DatasetIndustrial VFD fault and alarm codes by brand

What the source says

WARNING 5, DC link voltage high

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

The DC-link voltage (DC) is higher than the high-voltage warning limit. The limit depends on the drive voltage rating. The unit is still active.

— 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.