36
Appendix
7.2
PoE (Power over Ethernet) Performance Classes
PoE can be divided into different performance classes:
Table 18: PoE Performance Classes
Performance
class
0
1
2
3
4
* PoE+ acc. IEEE 802.3at
The PSE (Power Sourcing Equipment) applies a defined voltage to the PD
(Power Device) and measures the corresponding current ("Classification
Current"). The PD is assigned to a performance class based on the current.
Table 19: PD Assignment – Performance Class
Classification current PD
Manual
Version 1.0.0
Power at PSE output
*
0 ... 5 mA
8 ... 13 mA
16 ... 21 mA
25 ... 31 mA
35 ... 45 mA
≥ 51 mA
WAGO ETHERNET Accessories 852
852-1411/000-001 Industrial Eco Switch
15.4 W
4.0 W
7.0 W
15.4 W
25.5 W
Performance class
Power at PD output
13.0 W
3.84 W
6.49 W
13.0 W
25.5 W
0
1
2
3
4
0