Dc Power Source Cabling - Juniper MX204 Hardware Manual

MX204 3D Universal Edge Router Hardware Guide
DC Power Source Cabling for MX204 Router
Related
Documentation
52
DC Power Source Cabling for MX204 Router on page 52
DC Power Cable Specifications for MX204 Router on page 53
General Safety Guidelines and Warnings on page 133
General Electrical Safety Guidelines and Warnings on page 155
Prevention of Electrostatic Discharge Damage on page 156
The DC power supply in PS0
feed , and the DC power supply in
A
derived from feed . This configuration provides the commonly deployed
B
redundancy for the system.
CAUTION: You must ensure that power connections maintain the proper
polarity. The power source cables might be labeled
their polarity. There is no standard color coding for DC power cables. The
color coding used by the external DC power source at your site determines
the color coding for the leads on the power cables that attach to the terminal
studs on each power supply.
WARNING: For field-wiring connections, use copper conductors only.
CAUTION: Power cords and cables must not block access to device
components or drape where people could trip on them.
MX204 Power System Description on page 21
Replacing an MX204 DC Power Supply on page 99
Power Consumption for a DC-Powered MX204 Router on page 50
DC Power Circuit Breaker Requirements for the MX204 Router on page 51
DC Power Cable Specifications for MX204 Router on page 53
General Safety Guidelines and Warnings on page 133
General Electrical Safety Guidelines and Warnings on page 155
Prevention of Electrostatic Discharge Damage on page 156
must be powered by a dedicated power feed derived from
must be powered by a dedicated power feed
PS1
Copyright © 2018, Juniper Networks, Inc.
feed
A/B
and to indicate
(+) (–)