Reference Source

246 · FC 301/302 · ALARM

For 246 · FC 301/302 · ALARM, brand is Danfoss; model / series is FC 301/302; fault code is 246; fault name is Power card supply; type is ALARM, verified against its source on 2026-09-01.

Brand
Danfoss
Model / series
FC 301/302
Fault code
246 verified
Fault name
Power card supply verified
Type
ALARM verified
Cause
This alarm is only for enclosure size F frequency converters. It is equivalent to alarm 46, Power card supply. The report value in the alarm log indicates which power module generated the alarm: 1 = Inverter module to the far left. 2 = Middle inverter module in F2 or F4 frequency converter. 2 = Right inverter module in F1 or F3 frequency converter. 3 = Right inverter module in F2 or F4 frequency converter. 5 = Rectifier module. verified
Sourcefiles.danfoss.com
Verified
Review by
DatasetIndustrial VFD fault and alarm codes by brand

What the source says

ALARM 246, Power card supply

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

This alarm is only for enclosure size F frequency converters. It is equivalent to alarm 46, Power card supply. The report value in the alarm log indicates which power module generated the alarm: 1 = Inverter module to the far left. 2 = Middle inverter module in F2 or F4 frequency converter. 2 = Right inverter module in F1 or F3 frequency converter. 3 = Right inverter module in F2 or F4 frequency converter. 5 = Rectifier module.

— 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.