pSrF
Prestart Speed Error
Schindler · Altivar 212 Variable Frequency Drive
What does pSrF mean?
This fault indicates that the prestart speed (F327) was not reached within the specified time (F328), or the load on the motor was too high during the prestart sequence of the Altivar 212 drive.
Common Causes
- Prestart speed not reached within the specified time.
- The load on the motor is too high during the prestart sequence.
Repair Steps & Checklist
Click steps to track your progress.
- 1
Reduce the mechanical load on the motor during the prestart sequence.
Verified technical data. Last updated: March 2026
Related Faults
Source: Schindler Altivar 212 Variable Frequency Drive