Figure 64: Connecting Dc Power To The Router - Juniper MX480 Hardware Manual

MX480 3D Universal Edge Router Hardware Guide
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102
CAUTION: The maximum torque rating of the terminal studs on the DC
power supply is 36 lb-in. (4.0 Nm). The terminal studs may be damaged
if excessive torque is applied. Use only a torque-controlled driver or socket
wrench to tighten nuts on the DC power supply terminal studs.
The DC power supplies in slots
feeds derived from feed
be powered by dedicated power feeds derived from feed
the commonly deployed
Route the power cables along the cable restraint toward the left or right corner of the
8.
chassis. If needed, thread plastic cable ties, which you must provide, through the
openings on the cable restraint to hold the power cables in place.
Replace the clear plastic cover over the terminal studs on the faceplate.
9.
Verify that the power cables are connected correctly, that they are not touching or
10.
blocking access to router components, and that they do not drape where people could
trip on them.
Repeat Steps 3 through
11.

Figure 64: Connecting DC Power to the Router

DC Power Cable Specifications for the MX480 Router on page 282
Preventing Electrostatic Discharge Damage to an MX480 Router on page 232
and must be powered by dedicated power
PEM0 PEM1
, and the DC power supplies in slots
A
feed redundancy for the system.
A/B
10 for the remaining power supplies.
and
PEM2 PEM3
. This configuration provides
B
Copyright © 2011, Juniper Networks, Inc.
must