NonStop NS1000 Planning Guide (H06.08+)

If your system includes the optional rackmounted HP R5500 XR UPS, the modular cabinet will
have one PDU located on the rear left side and four extension bars on the rear right side. The
PDU and extension bars are oriented inward, facing the components within the rack. To provide
redundancy, components are plugged into the left-side PDU and the extension bars. Each extension
bar is plugged into the UPS. This illustration shows the AC power feed cables for the PDU and
UPS for AC power feed from the top of the cabinet when the optional UPS and ERM are installed:
54 Modular System Hardware