F81
Main Fuse
Vacon · NXP AFE-II Drive
What does F81 mean?
This fault is triggered by a digital input fault, indicating a problem related to the main fuse. It's an external input signaling a main fuse issue. This could mean the main fuse has blown or its monitoring circuit has an error.
Complete Troubleshooting Guide
- 1
Identify and address the fault situation originating from the external device connected to the digital input that monitors the main fuse.