UNDERSTANDING UPS OPERATIONEaton 9395 UPS (450–825 kVA) Installation and Operation Manual 164201725 Rev 4 www.eaton.com/powerquality6-86.3 Single UPS Unit System Oneline ConfigurationsThe system oneline drawings in this section show the simplified internal structure ofthe UPS, battery supply, and basic maintenance bypass.Oneline Drawing UPS ModelVoltageSystem TypeInput OutputFigure 6‐5 on page 6-109395-825/6509395-825/7509395-825/825400480400480Single Reverse Transfer UPS – Three UPM, CommonRectifier Feed, Common Battery, Dual‐FeedConfiguration, Momentary Static SwitchFigure 6‐6 on page 6-119395-825/6509395-825/7509395-825/825400480400480Single Reverse Transfer UPS – Three UPM, CommonRectifier Feed, Separate Battery, Dual‐FeedConfiguration, Momentary Static SwitchFigure 6‐7 on page 6-129395-825/6509395-825/7509395-825/825400480400480Single Reverse Transfer UPS – Four UPM, CommonRectifier Feed, Common Battery, Dual‐FeedConfiguration, Momentary Static SwitchFigure 6‐8 on page 6-139395-825/6509395-825/7509395-825/825400480400480Single Reverse Transfer UPS – Four UPM, CommonRectifier Feed, Separate Battery, Dual‐FeedConfiguration, Momentary Static SwitchFigure 6‐9 on page 6-149395-825/6509395-825/7509395-825/825400480400480Single Reverse Transfer UPS – Three UPM, CommonRectifier Feed, Common Battery, Dual‐FeedConfiguration, Continuous Static SwitchFigure 6‐10 on page 6-159395-825/6509395-825/7509395-825/825400480400480Single Reverse Transfer UPS – Three UPM, CommonRectifier Feed, Separate Battery, Dual‐FeedConfiguration, Continuous Static SwitchFigure 6‐11 on page 6-169395-825/6509395-825/7509395-825/825400480400480Single Reverse Transfer UPS – Four UPM, CommonRectifier Feed, Common Battery, Dual‐FeedConfiguration, Continuous Static SwitchFigure 6‐12 on page 6-179395-825/6509395-825/7509395-825/825400480400480Single Reverse Transfer UPS – Four UPM, CommonRectifier Feed, Separate Battery, Dual‐FeedConfiguration, Continuous Static SwitchFigure 6‐13 on page 6-189395-825/4509395-825/5009395-825/550400480400480Single Reverse Transfer UPS – Two UPM, CommonRectifier Feed, Common Battery, Dual‐FeedConfiguration, Continuous Static SwitchFigure 6‐14 on page 6-199395-825/4509395-825/5009395-825/550400480400480Single Reverse Transfer UPS – Two UPM, CommonRectifier Feed, Separate Battery, Dual‐FeedConfiguration, Continuous Static SwitchFigure 6‐15 on page 6-209395-825/4509395-825/5009395-825/550400480400480Single Reverse Transfer UPS – Three UPM, CommonRectifier Feed, Common Battery, Dual‐FeedConfiguration, Continuous Static SwitchFigure 6‐16 on page 6-219395-825/4509395-825/5009395-825/550400480400480Single Reverse Transfer UPS – Three UPM, CommonRectifier Feed, Separate Battery, Dual‐FeedConfiguration, Continuous Static SwitchFigure 6‐17 on page 6-229395-825/6509395-825/7509395-825/825400480400480Single Reverse Transfer UPS – Three UPM, CommonRectifier Feed, Common Battery, IOM ConfigurationFigure 6‐18 on page 6-239395-825/6509395-825/7509395-825/825400480400480Single Reverse Transfer UPS – Three UPM, CommonRectifier Feed, Separate Battery, IOM ConfigurationFigure 6‐19 on page 6-249395-825/6509395-825/7509395-825/825400480400480Single Reverse Transfer UPS – Four UPM, CommonRectifier Feed, Common Battery, IOM Configuration