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Chapter 1 Product Overview
Power Supplies
1-38
Catalyst 4500 Series Switches Installation Guide
78-14409-08
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 3ONONOFF 2.66A0.6A
ON OFF ON 2.66A 0.6A
Mode 4 OFF ON ON 2.66A 0.6A
Mode 5ONONON– 4A 0.6A