07
Gigabit Unmanaged Switch
Lightening Protection
Extremely high voltage currents can be produced instantly when lightning occurs and the air
in the electri c discharge path can be instantly heated up to 20,000℃. As this instant current
is strong enou gh to damage electronic devi ces, more ef fective lightning protection measure s
should be taken.
Ensure the rack and device are well earthed.
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Make sure the power socket has a good contact with the ground.
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Keep a reasonable cabling system and avoid induced lightning.
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Use the signal SPD (Surge Protective Device1 when wiring outdoor.
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Note: For detailed lightning protection measures, please refer to Chap ter 3
Lightning Protection.
Installation Site
S
When installing the devic e on a rack or a flat workbench, p lease note the following
items:
The rack or workbenc h is flat and stabl e, and sturdy enough t o support the weight
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of 5.5kg at least.
The rack or workben ch has a good ventilation system. The equipme nt room is well
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ventilated.
The rack is well grounded. Keep the power socket less than 1.5 meters away from
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the device.
Installation Tools111 Phillips screwdriver
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ESD-preventive wrist wrap
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Cables
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Installation