Uninterruptible power system (UPS) with improved manual user interface having a touch screen with main tabs separating pages, sub-menus identifying sub-pages related to certain main tabs, and links to pages or sub-pages

An Uninterruptible Power System is described that is configured to operate as a buffer between a supplied power and an electrical load such that if line voltage is interrupted power to the load is maintained for a period of time. The uninterruptible power system is characterized in that it has a user interface that includes a touch screen having a display for presenting a graphical user interface and configured for manual user activation upon touching of said screen upon portions of the displayed graphical user interface, and a control module having programming configured to display a graphical user interface on the touch screen. In addition, the graphical user interface includes: a plurality of manually selectable tabs configured to present pages related to separate aspects of the uninterruptible power system; a menu configured to present sub-pages pertaining to respective ones of the tabs; wherein the tabs and the menu are located proximate a side of the touch screen; and at least one diagram including a plurality of regions having links to sub-pages pertaining to respective ones of the tabs.