Cisco Systems C3850NM41G Table A-4, Power Specifications for DC-Power 24- and 48-Port Switches

Appendix A Technical Specifications

Power Supply Module Specifications

Table A-3 Power Specifications for AC Power 24- and 48-Port Switches (continued)

Output ratings	PWR-C1-1100WAC: –56 V@19.64 A
	PWR-C1-715WAC: –56 V@12.8 A
	PWR-C1-350WAC: –56 V@6.25 A
Total input BTU1	PWR-C1-1100WAC: 4263 BTUs per hour, 1250 W
	PWR-C1-715WAC: 2742 BTUs per hour, 804 W
	PWR-C1-350WAC: 1357 BTUs per hour, 398 W
Total output BTU1	PWR-C1-1100WAC: 3751 BTUs per hour, 1100 W
	PWR-C1-715WAC: 2438 BTUs per hour, 765 W
	PWR-C1-350WAC: 1194 BTUs per hour, 350 W

1.The total input and total output BTU ratings refer to input power to the power supply and output power to the switch. The BTU ratings are based on 100 VAC for the 350-W and 715-W power supplies and 115 VAC for the 1100-W power supply.

Table A-4	Power Specifications for DC-Power 24- and 48-Port Switches
Power Specifications
Maximum output power		PWR-C1-440WDC: 440 W
Input current		PWR-C1-440WDC: 16	–8 A
DC input voltage		PWR-C1-440WDC: –36 to –72 VDC
Output ratings		PWR-C1-440WDC: –56 V@7.86 A
Voltage range domestic		PWR-C1-440WDC: –36 VDC (minimum)
		–48 VDC (nominal), –72 VDC (maximum)
Voltage range international		PWR-C1-440WDC: –36 VDC (minimum)
		–60 VDC (nominal), –72 VDC (maximum)
Total input BTU1		PWR-C1-440WDC 1841 BTUs per hour, 540 W
Total output BTU1		PWR-C1-440WDC: 1502 BTUs per hour, 440 W
Wire gauge for ground connection		PWR-C1-440WDC: 12	AWG or 8 AWG
Branch circuit protection		PWR-C1-440WDC: 20	A

1.The total input and total output BTU ratings refer to input power to the power supply and output power to the switch. The BTU ratings are based on –36 VDC.

Catalyst 3850 Switch Hardware Installation Guide

OL-26779-02 A-3