Cisco UBR10012 Quick Start Manual page 33

Figure 15
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Connecting the DC Power Cables to the Cisco uBR10012 Router
The DC power sources can be present at the site, or they can be provided by an external AC-input power
shelf. If you are using the 2400 W AC-input power shelf, ensure that you have already installed it, as
described in the
The following sections explain how to connect the DC power cables to the Cisco uBR10012 chassis:
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•
Note For full power redundancy, each terminal block must be connected to a separate power source. If you are
using the external AC-input power shelf, full power redundancy requires that each of the AC power
supplies in the shelf must be connected to the AC power sources that are on separate circuit breakers.
Warning Before performing any of the following procedures, ensure that power is removed from the DC circuit.
To ensure that all power is OFF, locate the circuit breaker on the panel board that services the DC
circuit, switch the circuit breaker to the OFF position, and tape the switch handle of the circuit
breaker in the OFF position. Statement 7
OL-24972-01
Ferrite Beads Attached on DC-input Power Cables
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Ferrite beads attached to DC-input power cables
DC-input terminal connector on midplane of the chassis
2400 W AC-Input Power Shelf Installation
Connecting the DC Power Cables for the UBR10-PWR-DC= Module, page 34
Connecting the DC Power Cables for the UBR10-PWR-DC-PLUS= Module, page 35
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Guide.
Cisco uBR10012 Series Universal Broadband Router–Quick Start Guide
Installing the Chassis
3 DC power cables
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