NVF-200SE/PD Power over VDSL Master/Slave USER’S MANUAL Ver. B.4
23
Appendix B:
IEEE 802.3af PSE and Powered Device Power Classifications
Table B-1: IEEE 802.3af PSE and Powered Device Power Classifications
Class
Usage
Minimum Power Levels Output at the PSE
Maximum Power Levels at the Powered Device
0
Default
15.4W
0.44 to 12.95W
1
Optional
4.0W
0.44 to 3.84W
2
Optional
7.0W
3.84 to 6.49W
3
Optional
15.4W
6.49 to 12.95W
4
Reserved for
Future Use
Treat as Class 0
Reserved for Future Use: A class 4 signature cannot be
provided by a compliant powered device