6 167
Potential control
2.4.1 152
Type earth rod structure
2.4.1 160
Earth rods
2.3 161
White trough
2.5 166
OBO Construct planning aids
2.1 168
Step voltage
2.3 156
Type foundation earth electrodes
2.3 151
Planning methods
2.4.1 150
Basic principles
2.4.7 169
Materials and corrosion protection
2.2 154
Type ring earth electrodes
2.4.7.4.4.4.8 173
Testing lightning protection system components
Chapter The external lightning protection system
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Blitzschutz-Leitfaden
2018
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Chapter The external lightning protection system
.4.4.2 172
Materials for earthing systems
2.3.2 161
Black trough
2.3.5 165
OBO selection aid for foundation and ring earthers
2.4.2 150
Normative requirements
2.4.3.4 159
Versions
2.4.4.2.7.6.2 168
Protection against dangerous touch voltage
2.1 170
Materials for air-termination and conductor systems
2.6.4.4 162
Perimeter insulation
2.4
