Applicable Systems
Vacon 100
Symptoms
Undervoltage: DC link voltage too low.
Possible Causes
- Input voltage too low
- Input phase loss
- Transient power loss
Troubleshooting Steps
- Step 1: Measure input voltage
Voltage within rated range - Step 2: Check input fuses
All fuses intact - Step 3: Verify DC link voltage
Voltage above threshold
How to Reset
Reset via control panel after voltage normalizes.
Source: Vacon NXP Quick Guide, Danfoss/Vacon
Category: PLC & VFD