2.4.4.5 166
OBO Construct planning aids
2.5 165
OBO selection aid for foundation and ring earthers
2.4.1 152
Type earth rod structure
2.4 162
Perimeter insulation
2.1 168
Step voltage
2.4.4.4.3.3 151
Planning methods
2.4.3.7 169
Materials and corrosion protection
2.7.4.8 173
Testing lightning protection system components
Chapter The external lightning protection system
TBS
Blitzschutz-Leitfaden
2018
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Chapter The external lightning protection system
.6.4.2 150
Normative requirements
2.2 161
Black trough
2.3 161
White trough
2.1 170
Materials for air-termination and conductor systems
2.4 159
Versions
2.4.2 172
Materials for earthing systems
2.6 167
Potential control
2.2 168
Protection against dangerous touch voltage
2.1 150
Basic principles
2.4.3.4.1 160
Earth rods
2.4.4.3 156
Type foundation earth electrodes
2.4.4.7.6.2 154
Type ring earth electrodes
2
