Applicable Systems
FC-30
FC-51
FC-101
FC-202
FC-302
Symptoms
Motor overload protection tripped.
Possible Causes
- Motor load exceeds rated current
- Motor undersized
- Cooling insufficient
Troubleshooting Steps
- Step 1: Check motor load current
Current within rated range - Step 2: Verify motor sizing
Motor properly sized - Step 3: Improve motor cooling
Temperature within rated range
How to Reset
Reset via control panel after reducing motor load.
Source: Danfoss VLT FC-302 Operating Guide, Danfoss A/S
Category: PLC & VFD