Primary And Secondary Lightning Protection - Novatel ProPak6 User Manual

Triple-frequency gnss receiver
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Notices
If this device is not chosen as the primary lightning protection device, the device chosen must meet
the following requirements:
UL listed, or equivalent, in country of installation (for example, TUV, VDE and so on) for lightning
surge protection
The primary device must be capable of limiting an incoming surge of 10 kV
5. The shield of the coaxial cable entering the building should be connected at a grounding plate at the
building's entrance. The lightning protection devices should have their chassis grounded to the same
ground near to the building's entrance.
6. The primary and secondary lightning protections should be as close to the building's entrance as
possible. Where feasible they should be mounted onto the grounding plate itself. See Figure 1,
Primary and Secondary Lightning Protection on page 13.
Ref #
1
2
3
4
5
6
Acceptable choices for Earth Grounds, for central buildings, are:
ProPak6 Installation and Operation User Manual Rev 4
Figure 1: Primary and Secondary Lightning Protection
Description
Primary lightning protection device
Secondary lightning protection device
External antenna
GNSS Receiver
To ground
Grounding plate or grounding point at the building's entrance
Grounded interior metal cold water pipe within five feet (1.5 m) of the point where it
enters the building
Grounded metallic service raceway
Grounded electrical service equipment enclosure
Eight-foot grounding rod driven into the ground (only if bonded to the central
building ground by #6, or heavier, bonding wire)
13

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