Cisco Nexus 7000 Hardware Installation And Reference Manual page 181

Chapter 6 Installing Power Supplies
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
If you are connecting a 3-kW DC power supply, install four cables (two positive and two negative cables)
Step 4
in the four terminal slots as follows:
Unscrew the three screws on the top of the terminal box and lift off the safety cover (see
a.
Figure
Figure 6-15
1 Remove the screws from the cover.
Unscrew the two nuts in each of the four terminal slots inside the terminal box.
b.
Remove a lug from each terminal (total of four lugs).
c.
For each of the four power cables, carefully crimp a lug on the end of the cable. Be sure not to
d.
deform the lug or cable in a way that prevents you from fitting the lug back into one of the terminal
slots. Also, ensure that each lug is securely fastened to the cable by attempting to pull the cable out
of the lug.
Attach each cable lug to a terminal by placing it on two terminal posts and fasten it with two nuts
e.
tightened to 40 in-lb (4.5 N·m).
Note
f. Replace the safety cover on the terminal box and fasten it with three screws.
OL-23069-07
6-15).
Removing the Safety Cover from the Terminal Box
For all your power connections, if you are using cables with two different colors, use one color
cable for all positive circuits and use the other color for all negative circuits.
Connecting a DC Power Supply to DC Power Sources
2 Remove the safety cover.
Cisco Nexus 7000 Series Hardware Installation and Reference Guide
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