Connecting The Grounding Cable; Attaching The Ring Terminal To A Grounding Cable - H3C WX1800H Series Installation Manual

Connecting the grounding cable

CAUTION:
• Correctly connecting the grounding cable is crucial to lightning protection and EMI protection. To
install and use the device, first connect the grounding cable reliably for the device.
• Connect the grounding cable to the grounding system in the equipment room. Do not connect it
to a fire main or lightning rod.

Attaching the ring terminal to a grounding cable

No grounding cable is provided with the WX1804H-PWR or WX1820H access controller. You need to
purchase a grounding cable and attach the ring terminal provided with the access controller to the
grounding cable.
The WX1810H-PWR access controller is provided with a grounding cable that has a ring terminal
attached.
To attach the ring terminal to a grounding cable:
Cut the grounding cable to a length as required by the connection distance.
1.
Use a wire stripper to strip 5 mm (0.20 in) of insulation off the end of the grounding cable.
2.
Slide the heat-shrink tubing onto the cable and insert the bare metal part into the end of the ring
3.
terminal.
Use a crimper to secure the metal part of the cable to the ring terminal.
4.
Slide the heat-shrink tubing down the cable until the tube covers the joint.
5.
Use a heat gun to shrink the tubing around the cable.
6.
Figure 10 Attaching the ring terminal to a grounding cable
Connecting the grounding cable
Use a Phillips screwdriver to remove the grounding screw from the grounding hole in the rear
1.
panel of the chassis.
Use the grounding screw to attach the ring terminal of the grounding cable to the grounding hole.
2.
Use the Phillips screwdriver to fasten the screw.
Connect the other end of the grounding cable according to the grounding method you use:
3.
Grounding the device with a grounding strip—Connect the other end of the grounding
cable to the grounding strip and make sure the grounding strip has been reliably grounded.
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