Quantcast

What does Suffix S385 mean on the ATV312 drives?

FA222183

15 November 2021

Issue:
What does Suffix S385 mean on the ATV312 drives?

Product Line:
Altivar, Altivar 312

Environment:
All

Cause:
OEM special with suffix S385

Resolution:
Suffix Version S385 version of the ATV312 is restricted to the OEM Automatic systems.
The S385 means its s specific version.  The ATV312 S385 version has 16khz  of PWM frequency allowed for all speeds.
Also some of the factory default settings are not same as the standard drive.