Cisco Systems 4500 manual Table A-13 AC-Input Power Supply Specifications

Appendix A Specifications

Catalyst 4500 Series Power Supplies

Table A-13	4200 W AC-Input Power Supply Specifications
Item		Specification
Minimum software requirement		Cisco IOS Release 12.2(25)EWA
Power over Ethernet		Supported, up to 4200 W
AC-input type		Autoranging input with power factor corrector
AC-input voltage		100 to 240 VAC (±10% for full range)
AC-input current		12 A maximum at 200 VAC
AC-input frequency		50/60 Hz (nominal) (±3% for full range)
Maximum KVA rating		5.25 KVA
Power supply output		4200 W maximum @ 230 VAC
		12 V @ 115.3 A, 3.3 V @12.5 A (Data)
		–50 V @ 77.1 A (PoE) with two inputs
		2100 W maximum @ 230 VAC
		12 V @115.3 A, 3.3 V @12.5 A (Data)
		–50 V @ 38.5 A (PoE) with one input
		2100 W maximum @ 120 VAC
		12 V @115.3 A, 3.3 V @12.5 A (Data)
		–50 V @ 38.0 A (PoE) with two inputs
		1050 W maximum @ 120 VAC
		12 V @ 55.9 A, 3.3 V @12.5 A (Data)
		–50 V @ 14.6 A (PoE) with one input
Max heat dissipation		3583 BTUs/hr.
Output holdup time		20 ms minimum

Note The 4200 W AC power supply should not be used in mixed-voltage configurations. All the inputs in a chassis must be at the same voltage (110 VAC or 220 VAC).

	Catalyst 4500 Series Switches Installation Guide
78-14409-08		A-19