2-9
Cisco IE 4000 Switch Hardware Installation Guide
Chapter 2 Switch Installation
Connecting to Power
Grounding the Switch
Make sure to follow any grounding requirements at your site.
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
Warning
This equipment is intended to be grounded to comply with emission and immunity requirements.
Ensure that the switch functional ground lug is connected to earth ground during normal use.
Statement 1064
Caution
To make sure that the equipment is reliably connected to earth ground, follow the grounding procedure
instructions, and use a UL-listed ring terminal lug suitable for number 10-to-12 AWG wire, such as
Hollingsworth part number R3456B or equivalent)
Caution
Use at least a 4 mm
2
conductor to connect to the external grounding screw.
The ground lug is not supplied with the switch. You can use one of the these options:
•
Single ring terminal
•
Two single ring terminals
To ground the switch to earth ground by using the ground screw, follow these steps:
Step 1
Use a standard Phillips screwdriver or a ratcheting torque screwdriver with a Phillips head to remove the
ground screw from the front panel of the switch. Store the ground screw for later use.
Step 2
Use the manufacturer’s guidelines to determine the wire length to be stripped.
Step 3
Insert the ground wire into the ring terminal lug, and using a crimping tool, crimp the terminal to the
wire. See
Figure 2-2
. If two ring terminals are being used, repeat this action for a second ring terminal.
