Page 22 - Reliable_System_Solutions

No proximities with DEHNcon-H.

Metal and electric superstructures protruding above the roof The equivalent separation distance of the newly developed
are particularly exposed lightning striking points. If the external HVI conductor light is s ≤ 0.45 m (in air) or s ≤ 0.90 m (solid
lightning protection system is installed correctly, that is with material).
an isolated air-termination system for these roof superstructures,
partial lightning currents are not induced into the building. DEHNcon-H comes with a practice-oriented design since the
dimensions of the insulating pipes were reduced. Another
The new lightning protection standard DIN EN 62305-3 (VDE benefit of DEHNcon-H is the reduced weight of the total
0185-305-3), the safety standard for antenna installations DIN structure. This allows for already existing antenna masts to
EN 60728-11 (VDE 0855-1) as well as the supplementary sheet be retrofitted with DEHNcon-H.
1 of DIN VDE 0845 for surge protection of IT systems call for
an isolated lightning protection system or an isolated air- Possible applications are protection against direct lightning
termination system for antenna installations or other strokes into:
installations protruding above the roof.
Antennas (satellite antennas, terrestrial antennas, DVBT
DEHN + SÖHNE added another application to the tried and receiver installations)
tested DEHNconductor system: DEHNcon-H Photovoltaic and solar thermal systems
The variable component system consists of the following Object surveillance systems
components: Our condensed catalogue P2, which is valid as from 1st January
®
HVI conductor light, a refined insulated down conductor, 2008, contains a comprehensive component overview. For
which is installed in an insulating pipe with air-termination more detailed information on DEHNcon-H please refer to DEHNcon-H
tip installation instructions No. 1632.
Fixing elements, conductor holders and other accessories Fixing clamp
made of StSt (V2A)
Roof conductor holder Part No. 105 161
height 175 mm
Part No. 202 836
Roof conductor holder
height 75 mm
Part No. 202 831

light
®
HVI

d=0

l = 90 cm

r ≥ 17.5 cm