H3C Technologies H3C S9800 Series Switches - Manual (Page 28)

20
Grounding the switch with a grounding strip
WARNING!
Connect the grounding cable to the grounding system in the equipment room. Do not connect it to a fire
main or lightning rod.
If a grounding strip is available at the installation site, connect the grounding cable to the grounding
strip.
To connect the grounding cable:
1. Attach the two-hole grounding lug at one end of the grounding cable to a grounding point on the
switch chassis (see "
Connecting the grounding cable to the S9804 switch ").
2. Remove the hex nut of a grounding post on the grounding strip.
3. Attach the ring terminal at the other end of the grounding cable to the grounding strip through the
grounding post, and fasten the ring terminal with the removed hex nut.
Figure 26 Connecting the grounding cable to a grounding strip
(1) Hex nut (2) Ring terminal
(3) Grounding post (4) Grounding strip
Grounding the switch by using the PE wire of an AC power
cord
If the switch is AC powered and no grounding strip is available at the installation site, you can ground
the switch through the PE wire of the AC power cord, as shown in Figure 27 . Make sure the following
requirements are met:
• The AC power module uses a three-wire cable with a protection wire.
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