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Cisco uBR10012 Universal Broadband Router Hardware Installation Guide
OL-18259-09
Chapter 3 Installing the Cisco uBR10012 Router
Connecting DC Power to the Cisco uBR10012 Router
Warning
Care must be given to connecting units to the supply circuit so that wiring is not overloaded.
Statement 51
Warning
This product requires short-circuit (overcurrent) protection, to be provided as part of the building
installation. Install only in accordance with national and local wiring regulations.
Statement 1045
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
Caution
Be sure that you have connected the chassis to earth ground as described in the previous section before
beginning this procedure.
Recommended Tools and Supplies
Table 3-4
lists the tools and supplies that you need to connect the Cisco uBR10012 router to DC power
sources.
Table 3-4
Tools and Supplies for Connecting DC Power
Quantity
Description
Comments
1
Flat-blade screwdriver
—
1
Number 2 Phillips Screwdriver
—
1
Wire stripping tool
—
1
10 mm hex socket driver
—
4 (length
varies)
6 AWG (16 mm
2
) wire cables
Cables must reach from the Cisco uBR10012 router to
the DC power source. The end of the cable intended to
be connected to the chassis needs to have insulation
stripped back not more than 5/16-in. (8 mm).
Note
The UBR10-PWR-DC-PLUS= module accepts
a maximum of 6 AWG wire or 4 AWG
high-flex wire for the DC-input cables. If you
are using the 4 AWG wire, use a high-flex high
strand count power cable for optimal routing of
the cables under the front cover. The 2 AWG
wire is not supported on the
UBR10-PWR-DC-PLUS= module.
4
0.625-inch dual-hole lugs
Prepare the DC-input cables by attaching 0.625-inch
center to center dual-hole lugs.