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1-24
Cisco Nexus 5000 Series Hardware Installation Guide
OL-15902-01
Chapter1 Overview
Cisco Nexus 5500 Platform Switches
Figure 1-24 shows the 750W DC power supply. For specifications for this power supply, see TableB-10
on page B-4. For more information on the LEDs, see TableD-1 on page D-2
Figure1-24 750 W DC Power Supply for the Cisco Nexus 5500 Series Switch
Note Never leave a power supply slot empty. If you remove a power supply, replace it with another one. If you
do not have a replacement power supply, leave the non functioning one in place until you can replace it.
Table1-2 Power Supplies for the Cisco Nexus 5500 Platform switches
Part Number Power Supply
N55-PAC-750W(=) Cisco Nexus 5548P/5548UP PSU Front-to-Back Airflow module spare,
A/C, 100-240V, 750W
N55-PAC-750W-B(=) Cisco Nexus 5548UP PSU Back-to-Front Airflow module spare, A/C,
100-240V, 750W
N55-PDC-750W(=) Cisco Nexus 5548P/5548UP PSU Front-to-Back Airflow module spare,
D/C, -40 to -72VDC, 750W
N55-PAC-1100W(=) Cisco Nexus 5596UP PSU Front-to-Back Airflow module spare, A/C,
100-240V, 1100W
N55-PAC-1100W-B(=) Cisco Nexus 5596UP PSU Back-to-Front Airflow module spare, A/C,
100-240V, 1100W
1Handle 4Ejector latch
2FAIL (left) and OK (right) LEDs
3DC power receptacle