Yep, it’s quite stupid but it’s working like that.
But other brands doesn’t have such problems. I’m supervising some installations with ZYC battery (5hWh bricks stacked together for 10 or 15kWh) and there were never any problem. Although I haven’t tested any system with only 1 battery unit of ZYC for longer time, only during commissioning.
For the Seplos - it’s good to take a look at Helmut’s settings and adapt some of them for your system (see topic below):