28 · FC 301/302 · WARNING/ALARM
For 28, model / series is FC 301/302; type is WARNING/ALARM; brand is Danfoss; fault name is Brake check failed; cause is The brake resistor is not connected or not working, verified against its source on 2026-10-10.
- Brand
- Danfoss
- Model / series
- FC 301/302
- Fault code
- 28 verified
- Fault name
- Brake check failed verified
- Type
- WARNING/ALARM verified
- Cause
- The brake resistor is not connected or not working. verified
- Corrective action
- • Check parameter 2-15 Brake Check. verified
What the source says
WARNING/ALARM 28, Brake check failed
— files.danfoss.com, retrieved 2026-09-01
Where each value comes from
This source states these in separate places, so each value is shown with the passage that states it.
Cause
The brake resistor is not connected or not working.
Corrective action
• Check parameter 2-15 Brake Check.
— all from files.danfoss.com, retrieved 2026-09-01
Source
- files.danfoss.comhttps://files.danfoss.com/download/Drives/MG33MO22.pdf