Chapter 3 OverviewShipping bracket kitIf you are shipping the UPS and its associated Extended Battery Modules or EBMs pre-installed in a rack, you must use the shipping bracket kit to prevent damage during shipment.The kit is available from Lenovo. Refer to the instructions in the kit to install the bracketsproperly. The brackets are not required when the UPS and EBMs are installed in a pre-positioned rack.Rear panelsFigure 1. 5594-8KX (8 kVA 1:1), 5594-9KX (11 kVA, 1:1)Figure 2. 5594-8PX (8 kVA 3:1), 5594-9PX (11 kVA, 3:1)1 RS232 communication port2 USB communication port3 Dry (relay) contacts communicationport4 Connector for Remote On/Off (ROO)control5 Connectors for automatic recognitionof battery module6 Connector for Remote Power Off(RPO) control7 Slot where UPS Network ManagementCard is installed8 Connector for battery module power9 Terminal blocks for AC power inputand output10 Connector for HotSwap MBP detectionFigure 3. EBM (Extended Battery Module) 240 V 11 Connectors for battery modules (to theUPS or to the other battery modules)12 Connectors for automatic recognition ofbattery modules (UPS-to-EBM or EBM-to-EBM)13 Battery circuit breaker6U Rack or Tower UPS RT8kVA and RT11kVA IUOMG 11