Allied Telesis AT-x510-28GPX User Manual

Page of 90
Chapter 1: Overview
26
Cable
Requirements
The cable requirements for ports operating at 10 or 100Mbps are given in 
Table 3.
Table 2. IEEE Powered Device Classes
Class
Maximum Power 
Output from a Switch 
Port
PD Power Range
0
15.4W
0.44W to 12.95W
1
4.0W
0.44W to 3.84W
2
7.0W
3.84W to 6.49W
3
15.4W
6.49W to 12.95W
4
30.0W
12.95W to 25.5W
Table 3. Twisted Pair Cable Requirements for the 10/100/1000Base-T Ports at 10 or 100Mbps
Cable Type
10Mbps
100Mbps
Non-
PoE
PoE
PoE+
Non-
PoE
PoE
PoE+
Standard TIA/EIA 568-B-
compliant Category 3 shielded 
or unshielded cabling with 100 
ohm impedance and a 
frequency of 16 MHz.
Yes
Yes
No
Yes
Yes
No
Standard TIA/EIA 568-A-
compliant Category 5 shielded 
or unshielded cabling with 100 
ohm impedance and a 
frequency of 100 MHz.
Yes
Yes
No
Yes
Yes
No
Standard TIA/EIA 568-B-
compliant Enhanced Category 
5 (Cat 5e) shielded or 
unshielded cabling with 100 
ohm impedance and a 
frequency of 100 MHz.
Yes
Yes
Yes
Yes
Yes
Yes
Standard TIA/EIA 568-B-
compliant Category 6 or 6a 
shielded cabling.
Yes
Yes
Yes
Yes
Yes
Yes