Siemens SINAMICS S120/S150 Drive
1
Posts
1
Users
0
Reactions
216
Views
Feb 21, 2024 9:10 am
Cause : Power unit firmware versions differ comes when the firmware versions of the power units connected in parallel do not match.
- Use power units with the same firmware version.
- For parallel circuit configurations, only power units with identical firmware versions may be used.