Cisco Systems 4500 manual Only

Appendix A Specifications

Catalyst 4500 Series Power Supplies

Table A-8 1400 W DC-Input Power Supply Specifications (continued)

Item	Specification
Catalyst 4503-Specific Power Usage (data
only)
Maximum draw	475 W
Maximum input	633 W
Current draw at –40.5 V (min voltage)	15.6 A
Current draw at –72 V (max voltage)	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)	28 A
Current draw at –72 V (max voltage)	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)	35.6 A
Current draw at –72 V (max voltage)	20 A
Max heat dissipation 1440 W	4910	BTUs

	Catalyst 4500 Series Switches Installation Guide
A-14	78-14409-08