Network Device Installation Guide

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Cisco MDS 9500 Series Hardware Installation Guide
OL-17467-02
Chapter 1 Product Overview
Power Supplies
Cisco MDS 9509 Power Supplies
The Cisco MDS 9509 Director supports the following types of power supplies:
• 4000-W AC power supply (AC input and DC output)
The 4000-W AC power supply has a permanently attached power cable, and it requires 220-VAC
input. (See
Figure 1-7.)
• 3000-W AC power supply (AC input)
The 3000-W AC power supply requires 220 VAC to deliver 3000 W of power. If powered with
110
VAC, it delivers only 1400 W. (See Figure 1-8.)
• 2500-W AC power supply (AC input and DC output)
The 2500-W AC power supply requires 220 VAC to deliver 2500 W of power. If powered with 110
VAC, it delivers only 1300 W. (See
Figure 1-9.)
• 2500-W DC power supply (DC input and DC output)
The 2500-W DC power supply requires positive, negative, and ground wires. (See Figure 1-10).
Figure 1-7 4000-W AC Power Supply for the Cisco MDS 9509 Director
1 AC power connection 4 Power supply switch
2 Power supply LEDs 5 Permanent power cable
3 Captive screws
99370
INPUT
OK
FAN
OK
OUTPUT
FAIL
I
0
3
4
1
2
5