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HP 3350 - Cisco NAC Appliance Руководство по поддержке
Lightning Protection
For added protection of any Compaq product during a lightning storm, or when it
is left unattended and unused for long periods of time, unplug the product from the
wall outlet and disconnect the antenna or cable system. This will prevent damage
to the product from lightning and power line surges.
Antenna Grounding
Reference
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Power Lines
An outside antenna system should not be located in the vicinity of overhead
power lines or other electric light or power circuits, or where it can fall into such
power lines or circuits.
WARNING: When installing an outside antenna system, extreme care
should be taken to keep from touching such power lines or circuits as
contact with them could be fatal.
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Antenna Grounding
Grounding Component
Electric Service Equipment
Power Service Grounding Electrode System
(NEC Art 250, Part H)
Ground Clamps
Grounding Conductors (NEC Section 810-21)
Antenna Discharge Unit (NEC Section 810-20)
Ground Clamp
Antenna Lead in Wire
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