There is a lot of bad information in this post so let me clarify a few things.
The max amperage your electrician installs is what you are going to be limited to in the future. It is based on your wiring and panel size. This is as high as you can ever go and should determine your breaker size...
Did you ever get this resolved?
I had the same thing happen to me a few times this week, battery would unexpectedly drop and "power to the motor is being limited would be displayed. After 10 seconds or so of slowing down and merging over, the message went away and the SoC percentage recovered...