Ideally, a lattice structure of the equipotential bonding network would have an area
of around 5 5 m2. This would typically reduce the electromagnetic lightning field
inside an LPZ by a factor of two (corresponding to 6 dB).
Enclosures and racks of electronic devices and systems should be integrated into
the equipotential bonding network with short connections. This requires sufficient
numbers of equipotential bonding bars and/or ring equipotential bonding bars
(Figure 7.23) in the building or structure. The busbars, in turn, must be connected
to the equipotential bonding network (Figure 7.24).