2. These voltages need reduced
via potential control insulation.
The isCon®
conductor Pro+ was tested a
length max.6. the
conductor) and earth potential. Both types voltage can harm-
ful the body.g. The contact
voltage the voltage between component (e.6.
2.2 Protection against dangerous touch voltage
The isCon® conductor Pro+ can used as
protection against dangerous touch voltage.1 Step voltage
The step voltage the voltage between person’s
feet placed apart.
U
B1
U
B2
U
E
U
S
FE
FE SE
+
1m
UE
: Earthing voltage
UB1
: Touch voltage without potential control (on founda-
tion earth electrode)
UB2
: Touch voltage with potential control (foundation
earth electrode and control earther)
Us
: Step voltage (without control earther)
φ: Earth surface potential
FE: Foundation earth electrode
SE: Control earth electrode (ring earth electrode)
Electrical potential the earth surface and voltages current passes through the foundation earth electrode (FE)
and control earther (SE)
TBS
Blitzschutz-Leitfaden
2018
/
en
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2020/01/10
14:42:40
14:42:40
(LLExport_02613)
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2020/01/10
14:42:54
14:42:54
168
Chapter The external lightning protection system
. 100
kV (1. This is
particularly required areas with groups people. Here the current flows between
the person's feet through their body.2/50 μs) rain and fulfils the requirements for
touch protection according IEC/EN 62305-3. with pulse voltage min.
Here the current flows from the hand the foot
through the body
