Nortel CTR 38 GHz, Installation Manual

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2-4 Grounding and Surge Protection
411-1333-205.01.02 Preliminary March 1999
mounting plate should be considered as an alternative bonding to the
preferred technique of separately bonding each BTR and RPE. The size of the
bonding wire should be #6 AWG.
The coaxial cable shall be bonded at least at the RPE/BTR/CTR and at the
building entry. For a tower higher than 30 meters (98 ft), the cable shall be
bonded at 30 meter intervals. The size of the bonding conductor shall be #6
AWG or larger.
Mount the radio in an area protected from lightning strikes. If local conditions
require an air terminal, install it in accordance with ANSI/NFPA 780. The air
terminals are shown schematically in Figures 1-2 and 1-3. The air terminal
(lightning rod) if used, is at least 1 meter (3.3 ft) above the highest object
being protected and within 2 meters (6.6 ft)
± 30
cm
(1.0
ft
)
of the object.
Caution
Do not install Reunion equipment on lightning
protection air terminals.