Wiring A Dc Power Supply - Cisco UCS C240 M3 Service Note

Figure 1-1
1

Wiring a DC Power Supply

A readily accessible two-poled disconnect device must be incorporated in the fixed wiring.
Warning
Statement 1022
This product requires short-circuit (overcurrent) protection, to be provided as part of the building
Warning
installation. Install only in accordance with national and local wiring regulations. Statement 1045
Warning When installing or replacing the unit, the ground connection must always be made first and
disconnected last. Statement 1046
Warning Installation of the equipment must comply with local and national electrical codes. Statement 1074
Hazardous voltage or energy may be present on DC power terminals. Always replace cover when
Warning
terminals are not in service. Be sure uninsulated conductors are not accessible when cover is in
place. Statement 1075
The recommended wire gauge is 8 AWG. The minimum wire gauge is 10 AWG.
Note
OL-28629-01
Cisco UCS C240 M3 NEBS Server Rear Panel (DC Power Supply Version)
1
PSU1 930W DC PSU2
2
Screw holes for grounding lugs
Features Specific to the Cisco UCS C240 M3 NEBS Server
PCIe 5
PCIe 4
930W DC
2 DC power supplies (up to two)
Cisco UCS C240 M3 NEBS Server Service Note
PCIe 1
PCIe 2
PCIe 3
3