Datasheet

A-7
Catalyst 6500 Series Switches Installation Guide
OL-5781-05
Appendix A Power Supply Specifications
950 W AC-Input and DC-Input Power Supplies
Output holdup time • 20 ms minimum (AC-input power supply)
• 4 ms (DC-input power supply)
Heat Dissipation
• 4441 BTU/hour (approx.) AC-input power supply
• 4632 BTU/hour (approx.) DC-input power supply
Front panel LEDs
INPUT OK AC-input power supplies:
• Green—Source AC voltage is OK. (Input voltage
is 85 VAC or greater.)
• Off—Source AC voltage falls below 70 VAC, is
not present, or the PEM is turned off.
DC-input power supplies:
• Green—Source DC voltage is OK. (–40.5 VDC or
greater.)
• Off—Source DC voltage falls below –33 VDC or
is not present at the PEM.
FAN OK Green—Power supply fan is operating properly.
Off—Power supply fan failure is detected.
OUTPUT FAIL Red—Problem with one or more of the DC-output
voltages of the power supply is detected.
Off—DC-output voltages within acceptable margins.
Weight
• AC-input—8.2 lb (3.7 kg)
• DC-input—8.4 lb (3.8 kg)
Table A-3 950 W AC-Input and DC-Input Power Supplies Specifications (continued)
Item Specification