SP0003
DC Link Fuse Blown
Fanuc · AC Spindle Motor αi-βi Series Parameters
What does SP0003 mean?
The DC link fuse on the spindle amplifier is blown, indicating an overcurrent event or a short circuit in the DC bus. This results in complete loss of power to the motor.
Repair Steps
Verified technical data. Last updated: March 2026
Source: Fanuc AC Spindle Motor αi-βi Series Parameters