Dc Power Source Cabling For Mx204 Router - Juniper MX204 Hardware Manual

Prevention of Electrostatic Discharge Damage | 173

DC Power Source Cabling for MX204 Router

The DC power supply in PS0 must be powered by a dedicated power feed derived from feed A, and the
DC power supply in PS1 must be powered by a dedicated power feed derived from feed B. This configuration
provides the commonly deployed A/B feed redundancy for the system.
CAUTION:
power source cables might be labeled (+) and (–) to indicate 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:
CAUTION:
where people could trip on them.
SEE ALSO
Replacing an MX204 DC Power Supply | 130
Power Consumption for a DC-Powered MX204 Router | 72
General Safety Guidelines and Warnings | 147
General Electrical Safety Guidelines and Warnings | 172
Prevention of Electrostatic Discharge Damage | 173
You must ensure that power connections maintain the proper polarity. The
For field-wiring connections, use copper conductors only.
Power cords and cables must not block access to device components or drape
44