Dell 48 VDC Connecting the 48 VDC Power Cable and Safety Ground

1-2 Cabling Instructions for the –48 VDC
www.dell.com | support.dell.com
Input Requirements
• Supply voltage: –(38–60) VDC
• Current consumption: 7.5 A
Connecting the –48 VDC Power Cable and
Safety Ground
1Remove the #6-32 nut equipped with a lock washer from the grounding post on the
back of the system.
2Connect the safety ground (green/yellow wire) to the grounding post on the back of
the system using the #6-32 nut equipped with a lock washer that you removed in
step1 (see Figure 1-1).
NOTE: If your system is equipped with redundant –48 VDC power supplies, you
must connect both safety ground wires to the grounding post on the back of the
system.
Figure 1-1. Safety Ground
safety ground wire grounding post
#6-32 nut with
lock washer