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A-17
Catalyst 4500 Series Switches Installation Guide
78-14409-08
Appendix A Specifications
Catalyst 4500 Series Power Supplies
Ta b l e A-10 Input Modes
Input
Mode
Input
Number
Input Configuration
Maximum Total Output
Power
1 1 1 x 12.5 A 386 W @ –40.5 VDC
412 W @ –44.0 VDC
2 2 OR 3 1 x 15 A 466 W @ –40.5 VDC
495 W @ –44.0 VDC
3 1, 2 OR 3 1 x 12.5 A and
1 x 15 A
845 W @ –40.5 VDC
908 W @ –44.0 VDC
4 2, 3 2 x 15 A 914 W @ –40.5 VDC
990 W @ –44.0 VDC
5 1, 2, 3 1 x 12.5 A and
2 x 15 A
1294 W @ –40.5 VDC
1400 W @ –44.0 VDC
Ta b l e A-11 Allowable Power with Two 1400 W DC Triple-Input Power
Supplies in Combined Mode
PS1/PS2 1 2 or 3
1 and
(2 or 3) 2 and 3 1 and 2 and 3
1 824 W 907 W 1320 W 1400 W 1700 W
2 or 3 907 W 990 W 1400 W 1450 W 1750 W
1 and (2 or 3) 1320 W 1400 W 1700 W 1750 W 1900 W
2 and 3 1400 W 1450 W 1750 W 1820 W 2130 W
1 and 2 and 3 1700 W 1750 W 1900 W 2130 W 2450 W