Juniper EX3300 Series User Manual

CHAPTER 7
Planning Power Requirements
•
Power Specifications for EX3300 Switches on page 55
•
AC Power Cord Specifications for EX3300 Switches on page 56
Power Specifications for EX3300 Switches
This topic describes the power supply electrical specifications for EX3300 switches.
Table 24 on page 55 provides the AC power supply electrical specifications for EX3300
switches.
Table 25 on page 55 provides the DC power supply electrical specifications for EX3300
switches.
Table 24: AC Power Supply Electrical Specifications for EX3300 Switches
SpecificationItem
100 through 240 VACAC input voltage
50 Hz/60 Hz nominalAC input line frequency
•
7 A at 100 VAC and 2.9 A at 230 VAC (for switches with ports equipped for
PoE)
•
1.8 A at 100 VAC and 0.5 A at 230 VAC (for switches with no ports equipped
for PoE)
AC system current rating
Table 25: DC Power Supply Electrical Specifications for EX3300 Switches
SpecificationItem
43 through 75 VDCDC input voltage
2 A maximumDC input current
100 WPower supply output
1 ms minimumOutput holdup time
55Copyright © 2011, Juniper Networks, Inc.

Juniper EX3300 Series Specifications

General

Layer Support	Layer 2 and Layer 3
JUNOS OS	Yes
Ports	24 or 48 x 10/100/1000BASE-T ports
Uplink Ports	4 x 1GbE/10GbE SFP/SFP+ ports
Power Supply	AC or DC options
Stacking	Yes, up to 10 units
MAC Address Table Size	32, 000
Operating Humidity	10% to 90% non-condensing
PoE Support	Available on PoE models
Virtual Chassis	Yes, up to 10 units
Operating Temperature	32° to 104° F (0° to 40° C)