A-19
Catalyst 4500 E-Series Switches Installation Guide
OL-13972-02
Appendix A Power Supply Specifications
1400 W Triple-Input DC-Input Power Supply
Power supply output
•
8 A (min) to 115.3 A (max) @ +12 VDC
•
1.2 A (min) to 12.5 A (max) @ +3.3 VDC
•
1360 W+ 40 W redundant mode
2450 W maximum in combined mode
DC input terminal block
Accepts 10 to 12 AWG size copper wire. The actual size of the wire
needed is determined by the installer or the local electrician. Terminal block
material is rated at 302°F (150°C)
Output holdup time
8 ms
Maximum kVA rating
1
1.77 kVA (1400 W load)
Max heat dissipation
1269 BTUs/hr
Minimum software
requirement
Cisco IOS Release 12.2(25)EW
Power over Ethernet
Not supported
Catalyst 4503-E Specific Power
Usage
(data only)
Two modules minimum required @ –40.5 VDC input
One 15 A module minimum required @ –44 VDC input
Maximum draw
475 W
Maximum input
609 W total / # of modules = W per module
Current draw at –40.5 V
(min voltage)
Current draw at –72 V (max
voltage)
15 A total / # of modules = Amperes per module
8.5 A total / # of modules = Amperes per module
Max heat dissipation at
609 W
2078 BTUs
Catalyst 4506-E Specific Power
Usage
(data only)
Two modules minimum required @ –44 VDC input
Three modules minimum required @ –40.5 VDC input
Maximum draw (data only)
850 W
Maximum input
1076 W total / # of modules = W per module
Current draw at –40.5 V
(min voltage)
Current draw at –72 V (max
voltage)
26.6 A total / # of modules = Amperes per module
15 A total / # of modules = Amperes per module
Max heat dissipation at
1076 W
3671 BTUs
Catalyst 4507R-Specific Power
Usage
(data only)
Three modules minimum required
Maximum draw (data only)
1080 W
Max input is 1080 W
1367 W total / # of modules = W per module
Table A-13
1400 W DC Triple-Input Power Supply Specifications (continued)
Item
Specification
