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Catalyst 4500 Series Switches Installation Guide
78-14409-08
Chapter 1 Product Overview
Power Supplies
Table 1-11
Minimum Load Table
PSU1
PSU2
Input 1
Input 2
Input 3
Input 1
Input 2
Input 3
12V
Minimum
Load
3.3V
Minimum
Load
Single Operation
Mode 1
ON
OFF
OFF
–
–
–
1.33A
0.6A
Mode 2
OFF
ON
OFF
–
–
–
1.33A
0.6A
OFF
OFF
ON
–
–
–
1.33A
0.6A
Mode 3
ON
ON
OFF
–
–
–
2.66A
0.6A
ON
OFF
ON
–
–
–
2.66A
0.6A
Mode 4
OFF
ON
ON
–
–
–
2.66A
0.6A
Mode 5
ON
ON
ON
–
–
–
4A
0.6A