Connecting Earth Ground To An Ex Series Switch; Figure 49: Connecting A Grounding Cable To An Ex Series Switch - Juniper EX9214 Hardware Manual

EX9214 Switch Hardware Guide
Table 62: Special Instructions to Follow Before Connecting Earth Ground to a Switch (continued)
Switch Special Instructions
EX4500 NOTE:
or cabinet before attaching the grounding lug to the switch. See Mounting an EX4500 Switch on Four Posts
in a Rack or Cabinet.
NOTE: The protective earthing terminal on an EX4500 switch mounted on four posts of a rack is accessible
through the slot on the left rear bracket only if the rack is 27.5 in. (69.85 cm) through 30.5 in. (77.47 cm)
deep for a switch mounted flush with the rack front and 29.5 in. (74.93 cm) through 32.5 in. (82.55 cm)
deep for a switch mounted 2 in. (5.08 cm) recessed from the rack front.
EX4550 NOTE: The protective earthing terminal on an EX4550 switch mounted on four posts of a rack is accessible
through the slot on the left rear bracket only if the rack is 27.5 in. (69.85 cm) through 30.5 in. (77.47 cm)
deep for a switch mounted flush with the rack front and 29.5 in. (74.93 cm) through 32.5 in. (82.55 cm)
deep for a switch mounted 2 in. (5.08 cm) recessed from the rack front.
EX8216 NOTE: Only one of the two protective earthing terminals needs to be permanently connected to earth
ground.

Connecting Earth Ground to an EX Series Switch

152
If you plan to mount your switch on four posts of a rack or cabinet, mount your switch in the rack
To connect earth ground to a switch:
Connect one end of the grounding cable to a proper earth ground, such as the rack in
1.
which the switch is mounted.
Place the grounding lug attached to the grounding cable over the protective earthing
2.
terminal. See Figure 49 on page

Figure 49: Connecting a Grounding Cable to an EX Series Switch

Secure the grounding lug to the protective earthing terminal with the washers and
3.
screws.
Dress the grounding cable and ensure that it does not touch or block access to other
4.
switch components.
152.
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