1.4571/1. cm
concrete cover routed or
made stainless steel
316, material no.4404
Material with min.
1. Connection
straps must marked clearly.4571/1.
1. through
"black
trough", "white trough", fully
surrounding perimeter
insulation?
no Individual foundations e.5 length
Unreinforced foundations/
foundations made of
fibrated concrete/ rolled
concrete
yes no
Material with least cm
concrete cover
yes
yes
Ring earth electrodes out-
side the floor plate/insula-
tion
Grid width
≤ m
Ring earth electrodes out-
side the floor plate/insula-
tion
Grid width
≤ m
Foundation earth elec-
trodes all individual
foundations into closed
ring
Grid width
≤ m
≤ m
Foundation earth elec-
trodes
Grid width of
≤ m
Foundation earth elec-
trodes
Grid width of
≤ m
Material 316, material no.g.g.
1.4404
Functional equipotential bonding cable within the floor
plate, grid width and connection the
reinforcement every m
A connection the foundation earth electrodes with the
reinforcement every m
One connection between the ring earther and functional
equipotential bonding cable lightning protection sys-
tems least every least one connection per
conductor
Connection parts for connection the main earthing rail,
down-conductors lightning protection system, con-
nection straps should have length least 1.
for structural supports
present?
no
Reinforced foundations
present?
no
yes yes
Lightning protection
measures required?
Equip each foundation with
a foundation earth elec-
trode 2.4571/1.Start planning
Increased earth transition
resistance exists, e.
Measurement and documentation
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
158
Chapter The external lightning protection system
. cm
concrete cover routed or
made stainless steel
316, material no.4571/1.4404
Material 316, material no.4404
Material with min.
1.4571/1.4404
Material 316, material no.5 be-
fore their entrance into the appropriate room
