•
The marked input voltage of –48 VDC for a DC-powered device is the nominal voltage
associated with the battery circuit, and any higher voltages are only to be associated
with float voltages for the charging function.
•
Because the device is a positive ground system, you must connect the positive lead to
the terminal labeled
RTN
, the negative lead to the terminal labeled –48 VDC, and the
earth ground to the device grounding points.
Related
Documentation
General Safety Guidelines and Warnings on page 153
•
•
General Electrical Safety Guidelines and Warnings on page 181
•
DC Power Disconnection Warning on page 189
•
DC Power Grounding Requirements and Warning on page 190
•
DC Power Wiring Sequence Warning on page 191
•
DC Power Wiring Terminations Warning on page 193
•
Connecting DC Power to an EX2200 Switch
•
Connecting DC Power to an EX2300 Switch
•
Connecting DC Power to an EX3200 Switch
•
Connecting DC Power to an EX3400 Switch
•
Connecting DC Power to an EX4200 Switch
•
Connecting DC Power to an EX4300 Switch
•
Connecting DC Power to an EX4500 Switch
•
Connecting DC Power to an EX4550 Switch
•
Connecting DC Power to an EX4600 Switch
•
Connecting DC Power to an EX6200 Switch
•
Connecting DC Power to an EX8200 Switch
•
Connecting DC Power to an EX9204 Switch
•
Connecting DC Power to an EX9208 Switch
•
Connecting DC Power to an EX9214 Switch
•
Connecting DC Power to an OCX1100 Switch
•
Connecting DC Power to an XRE200 External Routing Engine
•
Connecting DC Power to a QFX3500, QFX3600, or QFX3600-I Device
•
Connecting DC Power to a QFX5100 Device
•
Connecting DC Power to a QFX5200
•
Connecting DC Power to a QFX10002
•
Connecting DC Power to a QFX10000
Copyright © 2017, Juniper Networks, Inc.
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QFX5110 Switch Hardware Guide
Summary of Contents for QFX5110
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