9
Inverter overloaded
Danfoss · VLT Micro Drive FC 51
What does 9 mean?
The drive has been subjected to a load exceeding 100% of its rated capacity for an extended period. This indicates that the motor or the application demands more power than the drive can safely provide without risking thermal damage to its power components.
Additional Steps
Steps 1–2 are listed in Priority Fix.
- 3
Ensure the motor is correctly sized for the application and that the drive is appropriately sized for the motor's full load current.
- 4
Review motor data parameters (e.g., 1-20 Motor Power, 1-22 Motor Voltage, 1-24 Motor Current) for accurate settings.
Source: Danfoss VLT Micro Drive FC 51
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