25
Brake Resistor Short-Circuited
Danfoss · VLT HVAC Drive FC 102
What does 25 mean?
The connected braking resistor has been detected as short-circuited. This prevents proper energy dissipation during braking, potentially damaging the drive's braking chopper or causing overvoltage trips during deceleration.
Additional Steps
Steps 1–2 are listed in Priority Fix.
- 3
Replace the braking resistor if it is short-circuited or visibly damaged.
Source: Danfoss VLT HVAC Drive FC 102
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