05 m
3 and more 12.73 m
3 and more 17.57 42.90 air
I 200 kA
1 11.09 m
III+IV 100 kA
1 11.41 34. lightning current
peak value
Number of
conductors
Length for ≤
0.50 m
2 17.25 18. Source: Table
12 IEC 62305-3.
Note
The values the table apply all type earthers
and those type earthers which the earth resist-
ance the neighbouring earther electrodes does not
differ more than factor the earther resist-
ance individual electrodes deviates more than a
factor should assumed.57 m
II 150 kA
1 7.31 25. the
specified separation distance exceeded, then addi-
tional conductors must installed.61 51.94 22.75 air
Length for ≤
0.
earthing system equipotential level) must meas-
ured.14 m
Table 2.25 m
2 8.45 air
Length for ≤
0.09 m
3 and more 25.05 28.50 12.Test reports for the isCon®
conductor
Separation distance
Calculation the separating distance according to
IEC 62305-3 Section 6.50 15. must checked whether the calculated sep-
aration distance (s) less than the specified equival-
ent separation distance the isCon®
conductor.
Basic
Pro
Pro+
Premium
LPD lightning protection
class
Max.75 22.78 21.41 34.00 m
2 11.25: Maximum length the isCon®
conductors air
TBS
Blitzschutz-Leitfaden
2018
/
en
/
2020/01/10
14:42:40
14:42:40
(LLExport_02613)
/
2020/01/10
14:42:54
14:42:54
122
Chapter The external lightning protection system
.36 18.05 28.52 14.g.20 17.3 the connection point of
the isCon®
conductor: the length (l) between the con-
nection point the isCon®
conductor the next level
of the lightning protection equipotential bonding (e
