Dc Power Wiring Sequence Warning - Juniper QFX5200 Hardware Manual

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DC Power Wiring Sequence Warning

Copyright © 2017, Juniper Networks, Inc.
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.
General Safety Guidelines and Warnings on page 127
General Electrical Safety Guidelines and Warnings on page 155
DC Power Electrical Safety Guidelines for Switches on page 160
DC Power Disconnection Warning on page 163
DC Power Wiring Sequence Warning on page 165
DC Power Wiring Terminations Warning on page 167
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 must always be connected first and disconnected last.
Waarschuwing De juiste bedradingsvolgorde verbonden is aarde naar aarde,
+RTN naar +RTN, en –48 V naar – 48 V. De juiste bedradingsvolgorde
losgemaakt is en –48 naar –48 V, +RTN naar +RTN, aarde naar aarde.
Varoitus Oikea yhdistettava kytkentajarjestys on maajohto maajohtoon,
+RTN varten +RTN, –48 V varten – 48 V. Oikea irrotettava kytkentajarjestys
on –48 V varten – 48 V, +RTN varten +RTN, maajohto maajohtoon.
Attention Câblez l'approvisionnement d'alimentation CC En utilisant les
crochets appropriés à l'extrémité de câblage. En reliant la puissance, l'ordre
approprié de câblage est rectifié pour rectifier, +RTN à +RTN, puis –48 V à
–48 V. En débranchant la puissance, l'ordre approprié de câblage est –48 V
Chapter 25: Electrical Safety Guidelines and Warnings
165