How to set up the timer for 8kW Max-II Conversol – Night Time Charger -Octopus Tarrif

From a priority point of view, Menu 99 is a higher priority than Menu 100.

For example, if Menu 99 is SBU and Menu 100 is SNU,  then the inverter may still work in battery mode till the battery voltage is less than the setting of “Back to Grid”. Hence, if you want to use AC to charge the battery between 00:00 to 04:59. You need to do the below setting

Menu 99: USB 00 04

Menu 100: SNU 00 04

It is important to set the date and the time correctly, otherwise it will not much the preferred charging hours

We collected some data that clearly illustrate the night time charging when the Octopus tariff is considerably cheaper than the day tariff. The graphs are plotted directly from the Octopus Energy platform