Juniper EX4600 Series User Manual

Related
Documentation
General Safety Guidelines and Warnings on page 91•
• General Electrical Safety Guidelines and Warnings on page 119
• DC Power Electrical Safety Guidelines on page 125
• DC Power Grounding Requirements and Warning on page 129
• DC Power Wiring Sequence Warning on page 130
• DC Power Wiring Terminations Warning on page 131
DC Power Grounding Requirements and Warning
This topic applies to hardware devices in the EX Series product family, which includes
switches and the XRE200 External Routing Engine.
This topic also applies to hardware devices in the QFX Series.
An insulated grounding conductor that is identical in size to the grounded and ungrounded
branch circuit supply conductors but is identifiable by green and yellow stripes is installed
as part of the branch circuit that supplies the device. The grounding conductor is a
separately derived system at the supply transformer or motor generator set.
WARNING: When you install the device, the ground connection must always
be made first and disconnected last.
Waarschuwing Bij de installatie van het toestel moet de aardverbinding altijd
het eerste worden gemaakt en het laatste worden losgemaakt.
Varoitus Laitetta asennettaessa on maahan yhdistäminen aina tehtävä
ensiksi ja maadoituksen irti kytkeminen viimeiseksi.
Attention Lors de l'installation de l'appareil, la mise à la terre doit toujours
être connectée en premier et déconnectée en dernier.
Warnung Der Erdanschluß muß bei der Installation der Einheit immer zuerst
hergestellt und zuletzt abgetrennt werden.
Avvertenza In fase di installazione dell'unità, eseguire sempre per primo il
collegamento a massa e disconnetterlo per ultimo.
Advarsel Når enheten installeres, må jordledningen alltid tilkobles først og
frakobles sist.
Aviso Ao instalar a unidade, a ligação à terra deverá ser sempre a primeira a
ser ligada, e a última a ser desligada.
¡Atención! Al instalar el equipo, conectar la tierra la primera y desconectarla
la última.
129Copyright © 2014, Juniper Networks, Inc.
Chapter 15: Power and Electrical Safety Information

Juniper EX4600 Series Specifications

General

Product Series	EX4600
10GbE ports	24 or 48
Cooling	Front-to-back or back-to-front airflow
Rack Units	1 U
Virtual Chassis	Up to 10 members
MAC address table size	288, 000 entries
Memory	8 GB DRAM
Layer 3 Routing	Yes
AC Power Input	100-240V AC
Ports	24 or 48 x 10GbE ports
40GbE ports	4
100GbE ports	0
Power Supply	Dual redundant, hot-swappable AC or DC
Jumbo frames	9216 bytes
Operating temperature	0°C to 45°C
Input voltage	100-240 VAC, -40 to -72 VDC
Operating relative humidity	5% to 90% noncondensing
Fans	Redundant
JUNOS OS	Junos OS
Storage	16 GB flash
DC Power Input	-40 to -72 VDC