Cisco 6503 - Catalyst Firewall Security Sys Installation Manual page 340

2700 W AC-Input and DC-Input Power Supplies
Table A-21
Specification
Power supply output
Output holdup time
kVA rating
Heat dissipation
Weight
1. The kVA rating listed for the power supply should be used as the sizing criteria for both UPS outputs as well as standard
circuits and transformers to power a switch.
Table A-22
Table A-22
Specification
DC-input voltage
DC-input current (per DC
input)
Power supply output
capacity
Catalyst 6500 Series Switches Installation Guide
A-32
2700 W AC-Input Power Supply Specifications (continued)
Description
100/120 VAC operation
•
–
–
–
200/240 VAC operation
•
–
–
–
20 ms minimum
1
3.4 KVA (high-line operation)
11,238 BTU/hour (approx.)
18.5 lb (8.4 kg)
lists the 2700 W DC-input power supply specifications.
2700 W DC-Input Power Supply Specifications
Description
• –48 VDC @ 37 A for nominal –48 V battery backup system
(operating range: –40.5 VDC to –56 VDC)
• –60 VDC @ 29 A for nominal –60 V battery backup system
(operating range: –55 VDC to –72 VDC)
• 43 A @ –40.5 VDC
• 37 A @ –48 VDC
29 A @ –60 VDC
•
Note
1350 W maximum (–48 to –60 VDC, with one DC input)
•
2700 W maximum (–48 to –60 VDC, with two DC inputs)
•
15 A @ +1.5 VDC
2.5 A @ +3.3 VDC
27.49 A @ +50 VDC
15 A @ +1.5 VDC
2.5 A @ +3.3 VDC
55.61 A @ +50 VDC
For multiple DC input power supplies, each DC input must be
protected by a dedicated circuit breaker or a fuse. The circuit
breaker or the fuse must be sized according to the power supply
input power rating and any local or national electrical code
requirements.
Appendix A Power Supply Specifications
OL-5781-08