To reset the power plan to default configuration, create an (or modify existing) element and under "Power plan" select "Remove", select the power plan name, save and replicate the changes.

If the power settings need to be reset, an application launcher element can be created to execute command
powercfg -restoredefaultschemes
The element should look like this:

When it is done, the power scheme used will be restored.
Note: This operation can be applied only once if Cycle schedule is selected to run "once per computer".