3Com External PoE Power System PSE2500-A3 - Manual (Page 17)

User Manual
PSE2500-A3 External PoE
Power System
Chapter 2 System Description
2-6
Pin Definition
4 Ground
5 Not used
6 Receive, -
7 Ground
8 Not used
2.3 AC Distribution Unit
There are three AC input sockets on the rear panel of the device
rating at 20 A, 250VAC. Each socket supplies one rectifier module.
There are three switches beside each socket which is rated at 20 A
250VAC. They control the on/off of each supply.
2.4 DC Distribution Unit
Copper bus bars and two 10 mm
2
cables provide 54 VDC output
of the device. You can connect the output of this device to user
equipments by using them.
Figure 2-4 Distribution panel