n
+1
Power
Supply
Redundancy
n
+
n
Power
Supply
Redundancy
Input
Source
or Grid
Redundancy
Instructions and GuidelinesPower SupplyConfigured
Power
Redundancy
Mode
YesNoYesInstructions:
Add at least 1 more power supply to the number of power supplies
determined in step 2.
Connect one input to one power source (A) and the other input
to another power source (B).
Guidelines:
Recommended if the number of power supplies from step 2 is 5
or higher.
N9K-PUV2-3000W-Bn+1
redundancy
NoNoYesInstructions:
Install the number of power supplies as determined in step 2.
Connect one input to one power source (A) and the other input
to another power source (B).
Guidelines:
Recommended if the number of power supplies from step 2 is 5
or higher.
N9K-PUV2-3000W-Bcombined
YesYesYesInstructions:
Add twice the number of power supplies as determined in step 2.
Connect one half of the power supplies to one power source (A)
and connect another half of the power supplies to another power
source (B).
Guidelines:
Recommended if the number of power supplies from step 2 is 4
or less.
N9K-PAC-3000W-B
N9K-PDC-3000W-B
N9K-PUV-3000W-B
N9K-PUV2-3000W-B
n+n
redundancy
YesYesNoInstructions:
Add twice the number of power supplies as determined in step 2.
Guidelines:
Recommended if the number of power supplies from step 2 is 4
or less.
N9K-PAC-3000W-B
N9K-PDC-3000W-B
N9K-PUV-3000W-B
N9K-PUV2-3000W-B
n+n
redundancy
YesNoNoInstructions:
Add at least 1 more power supply to the number of power supplies
determined in step 2.
Guidelines:
Recommended if the number of power supplies from step 2 is 1
or higher.
N9K-PAC-3000W-B
N9K-PDC-3000W-B
N9K-PUV-3000W-B
N9K-PUV2-3000W-B
n+1
redundancy
Cisco Nexus 9508 NX-OS Mode Switch Hardware Installation Guide
16
Preparing the Site
Planning for Power Requirements