A-21
Catalyst 4500 E-Series Switches Installation Guide
OL-13972-02
Appendix A Power Supply Specifications
1400 W Triple-Input DC-Input Power Supply
Power output also depends on whether two supplies are used, and whether they are in redundant or
combined mode.
Table A-16
provides a matrix of possible outputs in combined mode depending on the
power provided to the supply.
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
Table A-15
1400 W DC Triple-Input Power Supply Input Modes and Output (continued)
Input
Mode
Source DC
Connections
Input Configuration
Maximum Total Output
Power
Table A-16
Maximum Power with Two 1400 W DC Triple-Input Power Supplies in Combined
Mode
PS2 input 1
PS2 input
2 or 3
PS2 input
1 and (2 or 3)
PS2 input
2 and 3
PS2 input
1 and 2 and 3
PS1 input 1
824 W
907 W
1320 W
1400 W
1700 W
PS1 input 2 or 3
907 W
990 W
1400 W
1450 W
1750 W
PS1 input 1 and (2
or 3)
1320 W
1400 W
1700 W
1750 W
1900 W
PS1 input
2 and 3
1400 W
1450 W
1750 W
1820 W
2130 W
PS1 input
1 and 2 and 3
1700 W
1750 W
1900 W
2130 W
2450 W
