power plan (noun)
A group of preset power-management options. For example, you can set elapsed times for putting your computer on standby and for turning off your monitor and hard disk. You save these settings as a named power scheme.

power scheme (noun)
A group of preset power-management options. For example, you can set elapsed times for putting your computer on standby and for turning off your monitor and hard disk. You save these settings as a named power scheme.