Chapter 7: planning power requirements, Chapter 7, Planning power requirements – Juniper Networks EX4200 User Manual
Page 123: Switches
Chapter 7
Planning Power Requirements
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Power Specifications for EX3200 and EX4200 Switches on page 97
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AC Power Cord Specifications for EX3200 and EX4200 Switches on page 98
Power Specifications for EX3200 and EX4200 Switches
This topic describes power specifications for power supplies for EX3200 and EX4200
switches.
Table 29 on page 97 provides the AC power supply electrical specifications for EX3200
and EX4200 switches.
Table 30 on page 97 provides the DC power supply electrical specifications for
EX3200 and EX4200 switches.
Table 29: AC Power Supply Electrical Specifications for EX3200 and EX4200 Switches
Specification
Item
100 through 240 VAC
AC input voltage
50 through 60 Hz
AC input line frequency
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4 A (for switches with 8 ports equipped for Power over Ethernet (PoE) or the
switch with 24 100Base-FX/1000Base-SX SFP ports)
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7 A (for switches with 24 ports equipped for PoE)
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12 A (for switches with 48 ports equipped for PoE)
AC system current rating
Table 30: DC Power Supply Electrical Specifications for EX3200 and EX4200 Switches
Specification
Item
36 through 72 VDC
DC input voltage
7 A maximum
DC input current
190 W
Power supply output
1 ms minimum
Output holdup time
Power Specifications for EX3200 and EX4200 Switches
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97