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Cisco 12016, Cisco 12416, and Cisco 12816 Router Installation and Configuration Guide
OL-11495-01
Chapter 1 Product Overview
Physical and Functional Description of Router
DC Power Supplies
Each DC PEM operates from a nominal source DC voltage of –48 to –60 VDC
and requires a dedicated 60 amp service.
Figure 1-10 identifies the components of a 2000 W DC power supply.
Figure 1-10 2000 W DC Power Suppl y Comp onent s
Handle
LEDs
26203
PWR OK
FAULT
TEMP
PWR OK
FAULT
TEMP
Circuit breaker
Ejector lever
Captive screw