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Catalyst 4500 Series Switches Installation Guide
78-14409-08
Appendix A Specifications
Catalyst 4500 Series Power Supplies
Tab l e A-9 1400 W DC Triple-Input Power Supply Specifications
Item Specification
Minimum software requirement Cisco IOS Release 12.2(25)EW
Power over Ethernet Not supported
DC-input voltage Domestic and international: –48 to –60 VDC
DC-input current 42.5 A maximum @ –48 VDC input
Input 1: 12.5 A at –48 to –60 VDC
Input 2: 15 A at –48 to –60 VDC
Input 3: 15 A at –48 to –60 VDC
Input power
Current draw At –40.5 V (min voltage)
Current draw at –72 V (max voltage)
Max heat dissipation at 1400 W
1772 W @ 1400 W output power
42.5 A
25 A
1269 BTUs
Maximum KVA rating 1.77 at 1400 W load
Power supply output (DC supply) 12 V@ 8 A minimum, 115.3 A maximum
3.3 V @ 1.2 A minimum, 12.5 A maximum
1360 W+ 40 W redundant mode
2450 W maximum in combined mode
DC input terminal block Model: Cooper Bussmann Magnum. Accepts terminals with
flat angle, one hole tongue, which accommodates 10 to 12
AWG size copper w ire. The connector the barrier spacing is
0.378 in (9.6 mm), and the screw size is 8-32.
Output holdup time 8 ms
Max heat dissipation 1269 BTUs/hr