Installing The Router Ground Connection - Cisco IR829 Hardware Installation Manual
Integrated services router
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Chapter 2
Installing the Router
Installing the Router Ground Connection
The router must be connected to a reliable earth ground. Install the ground wire in accordance with local
electrical safety standards.
•
•
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
This equipment needs to be grounded. Use a green and yellow 12 to 14 AWG ground wire to connect
Warning
the host to earth ground during normal use. Statement 242
To install the ground connection, follow these steps:
Locate the grounding lug attached to the back of the Cisco IR829. It will be attached underneath two
Step 1
screws. Remove the screws holding it to the router and set it aside for reuse.
Strip one end of the ground wire to the length required for the terminal.
Step 2
Crimp the ground wire to the grounding lug using the wire crimper.
Step 3
Attach the grounding lug to the chassis using the screws set aside in step 1. Tighten the screw to a torque
Step 4
of 8 to 10 inch-pound (0.9 to 1.1 newton meter). (See
Figure 2-5
Connect the other end of the ground wire to a known reliable earth ground point at your site.
Step 5
If you are using this router in a vehicle, attach the ring terminal to the chassis using one of the screws
Step 6
provided and the green or green and yellow striped wire. Connect the other end of the wire to the vehicle
ground.
After you install and properly ground the router, you can connect the power wiring, the LAN cables, and
the cables for administrative access as required for your installation.
For NEC-compliant grounding, use size 14 AWG (2 mm2) or larger copper wire and a ring terminal
with an inner diameter of 1/4 in. (5 to 7 mm).
For EN/IEC 60950-compliant grounding, use size 18 AWG (1 mm2) or larger copper wire.
Chassis Ground Connection Points
Figure
2-5.)
Cisco IR829 Integrated Services Router Hardware Installation Guide
Installing the Router
2-7
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