Planet POE-171A-60 User Manual page 8

PSE (Power Sourcing Equipment) is a device
(switch, or hub for instance) that will provides
power in a PoE setup. Maximum allowed contin-
uous output power per such device in IEEE
802.3af is 15.4W, and in IEEE 802.3at is 30W.
Note
PD (Powered Device) is a PoE-enabled terminal
by PSE and thus consumes energy, such as PoE
IP phones, PoE IP cameras, PoE wireless access
points, etc.
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