111
Temperature fault
Vacon · 20 Compact
What does 111 mean?
This fault indicates that an over low or over high temperature condition has been detected by the OPTBH option board's temperature inputs. It means a monitored temperature has exceeded its defined threshold, as set by parameters P13.26 and P13.27.
Common Causes
- General internal system fault within the drive.
- Unspecified error in the drive's internal processing.
- Power supply module failure.
- Main control board fault.
- Component failure not covered by specific fault codes.
Repair Steps & Checklist
Click steps to track your progress.
- 1
Check the temperature signal originating from the OPTBH option board's inputs (Temperature input 1, 2, or 3).
- 2
Verify the binary-coded selection of temperature inputs used for triggering (Parameter P13.25).
- 3
Review Parameter P13.26 to ensure the correct temperature fault mode (Low limit or High limit) is selected.
- 4
Check Parameter P13.27 to confirm the temperature fault threshold is set appropriately for the application.
Verified technical data. Last updated: March 2026
Related Faults
Source: Vacon 20 Compact