Wiring The Dc Input Power Source - Cisco Nexus 9348GC-FXP-B1 Hardware Installation Manual

Replacing Components
b) Test the installation by trying to pull the power supply out of the slot without using the release latch.
If the power supply does not move out of place, it is secured in the slot. If the power supply moves, carefully press
it all the way into the slot until it clicks in place.
c) Attach the power connector block end of the power cable to the electrical outlet on the front of the power supply.
d) Turn on the circuit breaker for the power source.
e) Verify that the power supply is operational by making sure that the power supply LED is green.

Wiring the DC Input Power Source

Step 1 Using a wire-stripping tool, strip each of the four wires from the DC-input power source to the appropriate length for the
terminals.
Warning Statement 1025
Use copper conductors only.
Step 2
Using a Panduit crimping tool, crimp the fork-type terminals to the copper conductor, 90C, 12-AWG DC poser input
wires.
Step 3
Connect the DC-input power terminals to the terminal blocks. Make sure to match the polarity (negative to negative,
positive to positive) when connecting the wires to the terminal blocks. Connect the ground wire to a grounded metal rack
or to earth ground if the switch is not in a grounded rack.
Figure 2: DC Source A Isolated from Source B with No Common Ground
Figure 3: DC Source A and Source B Connections with Common Ground
Step 4 Torque all terminal block screws to 11 lbf-in.
Step 5
Replace the terminal block safety cover.
Cisco Nexus 9348GC-FXP-B1 ACI-Mode Hardware Installation Guide
Wiring the DC Input Power Source
43