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22. Objects and Liquid Entry – Care should be taken so that objects do not fall and liquids are
not spilled into the enclosure through openings.
EXAMPLE OF ANTENNA GROUNDING AS PER NATIONAL ELECTRICAL CODE
Note to the CATV system installer: This reminder is provided to call the CATV system installer’s
attention to Article 820-40 of the NEC that provides guidelines for proper grounding and, in
particular, specifies that the cable ground shall be connected to the grounding system of the
building, as close to the point of cable entry as practical.