So there will be a setting in your SNA inverter that speaks to Power Offset. This figure needs to be tweaked based on solar power coming back to your meter (see comment below where i highlighted the blue ?). Your meter thinks it is being tampered with so it shuts down. You need to see the value...
Hi
Jump onto the LuxPower support group. Monitored by LuxPower in China. They will assist with queries. You can also ask them to run a firmware update on your inverter and Hina battery remotely.
Remember before you ask them to do the firmware update to flip your change over switch from...