Installing The Chassis Ground Connection - Cisco IAD2801 Series Installation Manual

Chapter 4 Chassis Installation Procedures

Installing the Chassis Ground Connection

This equipment must be grounded. Never defeat the ground conductor or operate the equipment in the
Warning
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
You must connect the chassis to a reliable earth ground; the ground wire must be installed in accordance
with local electrical safety standards.
•
•
To install the ground connection for a Cisco IAD2801, perform the following steps:
Step 1 Strip one end of the ground wire to the length required for the ground lug or terminal.
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•
Crimp the ground wire to the ground lug or ring terminal, using a crimp tool of the appropriate size.
Step 2
Attach the ground lug or ring terminal to the chassis as shown in
Step 3
two screws with captive locking washers provided. For a ring terminal, use one of the screws provided.
Tighten the screws to a torque of 8 to 10 in-lb (0.9 to 1.1 N-m).
Connect the other end of the ground wire to a known reliable earth ground point at your site.
Step 4
Figure 4-4 Chassis Ground Connection Using a Ring Terminal on the Cisco IAD2801
Ring terminal
attachment
After the router has been installed and properly grounded, you can connect the power wiring; the WAN,
LAN, and voice cables; and the cables for administrative access as required for your installation. For
information about connecting the cables, see the
OL-12433-01
NEBS-compliant grounding is not supported on the Cisco IAD2801.
Note
For NEC-compliant grounding, use size 14 AWG (2 mm
user-supplied ring terminal with an inner diameter of 1/4 in. (5–7 mm).
For EN/IEC 60950-compliant grounding, use size 18 AWG (1 mm
appropriate user-supplied ring terminal.
For the NEBS ground lug—approximately 0.75 in. (20 mm)
For user-provided ring terminal—as required
Cisco IAD2801 Series Integrated Access Devices Hardware Installation Guide
Installing the Chassis Ground Connection
2
) or larger copper wire and an appropriate
2
) or larger copper wire and an
Figure 4-4. For a ground lug, use the
"Cable Connection Procedures" online document.
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