Attaching A Chassis Ground Connection - Cisco cBR Series Hardware Installation Manual

Attaching a Chassis Ground Connection

Figure 34: Chassis with Fiber or Cable Routing Guides and RF Cable Management Brackets
Attaching a Chassis Ground Connection
Before you begin
Warning
This equipment must be grounded. Never defeat the ground conductor or operate the equipment in the absence
of a suitably installed ground conductor. Contact the appropriate electrical inspection authority or an electrician
if you are uncertain that suitable grounding is available. Statement 1024
Before you connect the power or turn on the power to the chassis, you must provide an adequate chassis
ground (earth) connection for the chassis. A chassis ground connector is available on each Cisco CBR-8
chassis.
Caution
The grounding wire is always the first to be installed or connected and the last to be removed or disconnected.
Required Tools and Equipment
• Phillips Screwdriver
• ¼-20 Phillips pan head with a square cone lock washer (available in the accessory kit)
• 2 hole 4-AWG dual crimp compression lug (available in the accessory kit)
• 4 or 2 AWG grounding wire—The ground wire and lug must be always as large as the input gauge. For
Cisco Converged Broadband Routers Hardware Installation Guide
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example, to use 2 AWG for the DC inputs, the ground lug and wire must be 2 AWG or bigger.
Installing the Cisco cBR Chassis