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Installation Manual
H3C S3610 Series Ethernet Switches
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
PE wire is well connected to the ground at the power distribution room or AC
transformer side.
(1) AC-input
(4) PE wire
Figure 3-16 Grounding through the AC PE wire
For a DC-powered switch, if none of the first two conditions is available, ground it
through the return wire (RTN) of the DC power supply. In this case, make sure this
RTN wire is well connected to the ground at the DC output of the DC power
cabinet.
(3)
(4)
(2) Grounding screw
(5) AC-input (with 3-wire cable)
(1)
(6)
(5)
3-11
Chapter 3 Installing the Switch
(2)
(3) Power transformer
(6) Ethernet switch
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