In the context of industrial automation and , "Speed Search" (often called "Catch-on-the-Fly") is a feature that allows a drive to restart into a motor that is already spinning (e.g., after a brief power loss or while a fan is windmilling).
Set b3-01 (Speed Search Selection) to 1 (Enabled) . Speed searchВ Control v 15.0.2
Set the time the drive takes to "search" down from the maximum frequency. A default of 2.0 seconds is common. 3. Verification & Safety In the context of industrial automation and ,
Ensure your control method (e.g., V/f Control or Open Loop Vector) supports Speed Search, as some high-precision flux vector modes require specific PG feedback tuning to work. A default of 2
Decide if you want it to trigger automatically after a power loss or every time a "Run" command is given. 2. Configure Current and Timing
To prepare or enable the feature in a control system (such as Yaskawa or similar VFD controllers ), follow these general configuration steps: 1. Enable the Speed Search Function