A-9
Catalyst 4500 E-Series Switches Installation Guide
OL-13972-01
Appendix A Specifications
Catalyst 4500 Power Supplies
Input power
Current draw At –40.5 V (min voltage)
Current draw at –72 V (max voltage)
Max heat dissipation at 1866 W
1866 W (Data only)
46 A
25.9 A
5760 BTUs
179 A max @ 48 VDC
Maximum KVA rating 1.87 (data)
9.15 (data and voice)
Power supply output (DC supply) Data: 12 V @120 A, 3.3 V @ 10 A
Inline devices: 140 A total maximum (35 A maximum each
per 5 channels) @–48 to 60
VDC input
1367 W+ 40 W redundant mode (Data)
2267 W maximum in combined mode (Data)
7500 W maximum each in redundant mode (PoE)
7280 W maximum in combined mode (PoE)
DC input terminal block Accepts FCI p/n YAV25L2TC14FX90 or equivalent,
barrel-type lug terminals with 90-degree angle, two- hole
tongue, which accommodates 1/0 AWG size copper wire. The
connector tongue width is 0.82 in, the stud hole spacing is 5/8 in,
and the hole size is 1/4 in.
Output holdup time 4 ms
Max heat dissipation 1591 BTUs/hr (data)
2905 BTUs/hr (data and voice)
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-E Specific Power Usage
(data only)
Maximum draw (data only) 1080 W
Max input is 1080 W / 0.75 = 1440 W
Table A-8 1400 W DC-Input Power Supply Specifications (continued)
Item Specification
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