Huawei Quidway S5600 Series Installation Manual page 44

Installation Manual
Quidway S5600 Series Ethernet Switches
the faradism and leakage electricity can be safely released to the ground, enhancing
the EMS capability of the switch.
Ground your switch as follows:
When a grounding strip is available at the installation site, attach one end of the
yellow/green ground wire of the switch to the grounding screw on the grounding
strip and fasten the captive nut. (Note that the fire main and lightning rod of a
building are not suitable for grounding the switch. The ground wire of the switch
should be connected to the grounding device for the equipment room).
(1) (1)
(1) Power input on the switch
(3) Ground wire
Figure 3-11 Grounding the switch through a grounding strip
When there is no grounding strip but earth near the equipment room that allows a
grounding body to be buried, hammer an angle iron/steel pipe longer than 0.5 m
into the earth, weld the yellow-green ground wire of the switch onto the angle
iron/steel pipe, and process the joint against erosion.
(1) (1)
(1) Power input
(4) Earth
Figure 3-12 Grounding the switch by burying the grounding body into the eart
For an AC-powered switch, if none of the above two conditions is available,
ground it through the PE wire of the AC power supply. In this case, make sure this
(2) (2)
(3) (3)
(4) (4)
(2) (2)
(3) (3)
(4) (4)
(5) (5)
(2) Grounding screw
(5) Angle iron
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3-8
Chapter 3 Installing the Switch
(2) Grounding screw on the switch
(4) Grounding strip
(3) Ground wire
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