HP ProCurve 2520 Planning And Implementation Manual page 77

600 RPS/EPS
ProCurve Switch
2650-PWR
Figure 4-4. Example of an 600 RPS/EPS Power One Switch
Source of
Power
Internal PoE
Power
Supply
Internal plus
External PoE
Power
Supply
External PoE
Power
Supply
(Failed
Internal PoE
Power
Supply)
The lowest loaded bank of ports (1-24 or 25-48) has 38 watts reserved. That
power is available for use by the two highest priority ports in the bank, (in a
default configuration ports 1 and 2, or 25 and 26).
Planning and Implementation for the 2600-PWR Switches
Watts # of Ports Powered and
Available Average watts/Port
406 24 @ average 15.4 W each
48 @ average 7.5 W each
406 + 408 48 @ average 15.4 W each
1 - 24 25 - 48
408 24 @ average 15.4 W each
(38 W is
reserved for 48 @ average 7.5 W each
either ports
1-24 or 25-48)
Planning the PoE Configuration
Redundant # of Ports
Powered and Average watts/
Port
None
24 @ average 15.4 W each
48 @ average 7.5 W each
None
4-7