When my SOC gets down to its setting on ESS when the mains kick in again it runs fine for a while, then i get a Low voltage setting followed by a error 17 and the whole system shuts down. voltage was 48.9 and SOC 65 %. its happened a few times now and my clients patents is running out, please if anyone has any advice ?
2 x 5 Kva multiplus in parralel, 16 x 220 ah victron agm (880ah), 24 x 350 watt REC on 2 x 150/100 mppt.