Appendix A Specifications
Catalyst 4500 Series Power Supplies
A-14
Catalyst 4500 Series Switches Installation Guide
78-14409-08
Catalyst 4503-Specific Power Usage (data
only)
Maximum draw
475 W
Maximum input
633 W
Current draw at –40.5 V (min voltage)
Current draw at –72 V (max voltage)
15.6 A
8.8 A
Max heat dissipation at 633 W
2160 BTUs
Catalyst 4506-Specific Power Usage (data
only)
Maximum draw (data only)
850 W
Maximum input
1133 W
Current draw at –40.5 V (min voltage)
Current draw at –72 V (max voltage)
28 A
15.8 A
Max heat dissipation at 1133 W
3515 BTUs
Catalyst 4507R-Specific Power Usage (data
only)
Maximum draw (data only)
1080 W
Max input is 1080 W / 0.75 =
1440 W
Current draw at –40.5 V (min voltage)
Current draw at –72 V (max voltage)
35.6 A
20 A
Max heat dissipation 1440 W
4910 BTUs
Table A-8
1400 W DC-Input Power Supply Specifications (continued)
Item
Specification
