Dc Power Grounding Requirements And Warning; Dc Power Wiring Sequence Warning - Juniper J-series Services Router J4350 Getting Started Manual

Chapter 14: Safety and Regulatory Compliance Information

DC Power Grounding Requirements and Warning

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 unit. The grounding
conductor must be permanently connected to earth.
For further information, see "Chassis Grounding" on page 123 and "DC Power,
Connection, and Power Cable Specifications" on page 111.
WARNING: When installing the router, 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.
Varning! Vid installation av enheten måste jordledningen alltid anslutas först och
kopplas bort sist.

DC Power Wiring Sequence Warning

WARNING: Wire the DC power supply using the appropriate lugs. When connecting
power, the proper wiring sequence is ground to ground, +RTN to +RTN, then -48 V
to -48 V. When disconnecting power, the proper wiring sequence is -48 V to -48 V,
+RTN to +RTN, then ground to ground. Note that the ground wire should always
be connected first and disconnected last.
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Safety Guidelines and Warnings