Technical Specifications
Input current
15
Output ratings
Total input BTU
Total output BTU
15 The information is based on the rating of the power supply (max.) and does not reflect the actual measured consumption numbers. For the actual power
consumption based on measurement, see the data sheet at:
sheet_c78-728232.html
16 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 1025-W power supply .
OL-28309-02
• PWR-C2-250WAC: 4–2 A
• PWR-C2-640WAC: 8–4 A
• PWR-C2-1025WAC: 12–6 A
• PWR-C2-250WAC: +12 V @ 20.83 A
• PWR-C2-640WAC: +12 V @ 20.83 A, –54 V@7.36 A
• PWR-C2-1025WAC: +12 V @ 20.83 A, –54 V@14.6 A
16
• PWR-C2-250WAC: 945 BTUs per hour, 277 W
• PWR-C2-640WAC: 2371 BTUs per hour, 695 W
• PWR-C2-1025WAC: 3801 BTUs per hour, 1114 W
1
• PWR-C2-250WAC: 853 BTUs per hour, 250 W
• PWR-C2-640WAC: 2183 BTUs per hour, 640 W
• PWR-C2-1025WAC: 3497 BTUs per hour, 1025 W
http://www.cisco.com/en/US/prod/collateral/switches/ps5718/ps12995/data_
Catalyst 2960-X and 2960-XR Switch Hardware Installation Guide
Specifications for the Catalyst 2960-XR Switches
75