Lenovo Horizon 27 Table PC Lenovo IdeaCentre Horizon 27 Series Safety and Warr - Page 19

Note to CATV system installer, Example of antenna grounding, Grounding conductors NEC

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Note to CATV system installer This reminder is provided to call the CATV system installer's attention to Article 820-40 of the National Electrical Code (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 as possible to the point of cable entry as practical. Example of antenna grounding Ground clamp Antenna lead-in wire Antenna discharge unit (NEC Section 810-20) Grounding conductors (NEC Section 810-21) Figure 1. Proper grounding for the cable Power service grounding electrode system (NEC Article 250, Part H) Ground clamps Electronic service equipment 14 Safety and warranty guide

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14
Safety and warranty guide
Note to CATV system installer
This reminder is provided to call the CATV system installer’s attention to Article
820-40 of the National Electrical Code (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 as possible to the point of cable
entry as practical.
Example of antenna grounding
Ground clamp
Power service grounding
electrode system (NEC
Article 250, Part H)
Antenna lead-in wire
Ground clamps
Antenna discharge unit (NEC
Section 810-20)
Electronic service
equipment
Grounding conductors (NEC
Section 810-21)
Figure 1. Proper grounding for the cable