18
Figure 14
Attaching L-shaped brackets with wall anchors
(1) Fastening screw
(2) L-shaped bracket
(3) Wall anchor
Grounding the switch
CAUTION:
Before you use the switch, connect the grounding cable correctly to guarantee lightning protection and
anti-interference of the switch.
Grounding the switch with a grounding strip
CAUTION:
•
Use the supplied grounding cable (yellow-green grounding cable).
•
Connect the grounding cable to the earthing 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 through the
grounding strip.
To connect the grounding cable:
1.
Unpack the grounding cable.
The grounding cable provided with the switch series is compliant with the NEBS standards.
2.
Remove the grounding screws from the grounding holes at the rear of the chassis, as shown in
callout 2 on
3.
Use grounding screws to attach the two-hole grounding lug of the grounding cable to the chassis.
4.
Connect the ring terminal of the grounding cable to the grounding post of the grounding strip, and
fasten the grounding cable to the grounding strip with the hex nut.
