Filter
Top Products
A-4
Catalyst 3650 Switch Hardware Installation Guide
OL-29734-01
Appendix A Technical Specifications
Power Supply Module Specifications
Total input BTU
1
PWR-C2-1025WAC: 3801 BTUs per hour, 1114 W
PWR-C2-640WAC: 2371 BTUs per hour, 695 W
PWR-C2-250WAC: 945 BTUs per hour, 277 W
Total output BTU
1
PWR-C2-1025WAC: 3497 BTUs per hour, 1025 W
PWR-C2-640WAC: 2183 BTUs per hour, 640 W
PWR-C2-250WAC: 853 BTUs per hour, 250 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 250-W and 640-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-C2-640WDC: 640 W
Input current PWR-C2-640WDC: 21–10.5 A
DC input voltage PWR-C2-640WDC: –36 to –72 VDC
Output ratings PWR-C2-640WDC: +12 V @ 20.83 A, –54 V@7.36 A
Voltage range domestic PWR-C2-640WDC: –36 VDC (minimum)
–48 VDC (nominal), –72 VDC (maximum)
Voltage range international PWR-C2-640WDC: –36 VDC (minimum)
–60 VDC (nominal), –72 VDC (maximum)
Total input BTU
1
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 –48 VDC (nominal).
PWR-C2-640WDC 2444 BTUs per hour, 719 W
Total output BTU
1
PWR-C2-640WDC: 2188 BTUs per hour, 640 W
Wire gauge for ground connection PWR-C2-640WDC: 12 AWG or 8 AWG
Branch circuit protection PWR-C2-640WDC: 25 A
Table A-3 Power Specifications for AC Power 24- and 48-Port Switches (continued)