HP Power over Ethernet (PoE/PoE+) Planning and Implementation Guide

7-9
Planning and Implementation for the HP 2620-PoE+ Switches
Planning the PoE Configuration
1
The HP 630 RPS/EPS power supply is rated at 398 watts, however, 388 watts are supplied to
the switch due to line loss on the EPS cable.
The switch can receive redundant power from the HP 630 RPS/EPS should
the switch’s internal power supply fail.
Source of
Power
Watts
Available
Number of Ports Powered
and Average watts/Port
Redundant Number of Ports
Powered and Average
watts/Port
Internal PoE+
Power Supply
364 12 @ average 30 W each
23 @ average 15.4 W each
48 @ average 7.5 W each
48 @ average 4.0 W each
None
Internal plus
External PoE+
power Supply
364 + 388
1
24 @ average 30.0 W each for
a total of 720
48 @ average 15.4 W each
48 @ average 7.5 W each
48 @ average 4.0 W each
12 @ average 30.0 W each for
a total of 360 W
23 @ average 15.4 W each
48 @ average 7.5 W each
48 @ average 4.0 W each
External PoE+
Power Supply
(failed Internal
Power Supply)
388
1
12 @ average 30W each for a
total of 360 W
25 @ average 15.4 W each
48 @ average 7.5 W each
48 @ average 4.0 W each
None