Juniper Networks EX2200 사용자 설명서
Table 9 on page 15 lists the power consumed by each EX2200 switch model. The
maximum power available on a PoE port is 30 W for switches running Junos OS Release
10.3 or later and 15.4 W for switches running Junos OS Release 10.2 or earlier.
maximum power available on a PoE port is 30 W for switches running Junos OS Release
10.3 or later and 15.4 W for switches running Junos OS Release 10.2 or earlier.
Table 9: Power Consumed by EX2200 Switches
Maximum PoE Power
Available
Available
Maximum Power
Consumed by the Switch
Consumed by the Switch
Number of PoE-Enabled
Ports
Ports
Model Number
–
50 W
–
EX2200-24T
405 W
60 W (when no PoE power is
drawn)
drawn)
24
EX2200-24P
–
76 W
–
EX2200-48T
405 W
91 W (when no PoE power is
drawn)
drawn)
48
EX2200-48P
Related
Documentation
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•
•
•
•
Cooling System and Airflow in an EX2200 Switch
The cooling system in an EX2200 switch consists of two fans along the rear of the chassis
that provide side-to-rear chassis cooling. In switch models with network ports in which
PoE is available, there is an additional fan in the power supply.
that provide side-to-rear chassis cooling. In switch models with network ports in which
PoE is available, there is an additional fan in the power supply.
Figure 8 on page 16 shows the airflow in an EX2200 switch with network ports in which
PoE is not available.
PoE is not available.
15
Copyright © 2010, Juniper Networks, Inc.
Chapter 2: Component Descriptions