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No. in Fig. 4 Area to be protected Surge protective device Part No.
Voltage supply of the hub DEHNguard TN 275 FM 952 205
Signal lines between the nacelle and the hub BLITZDUCTOR XT BE 24 * 920 324
DENHpatch DPA M CAT6 RJ45S48 929 121
Protection of the aircraft warning light DEHNguard M TN 275 FM 952 205
Signal lines of the weather station and the BLITZDUCTOR XT ML4 BE 24 * 920 324
control cabinet in the nacelle BLITZDUCTOR XT ML2 BE S 24 * 920 224
Control cabinet in the nacelle DEHNguard M TNC 275 FM 952 305
230/400 V voltage supply DEHNguard M TNC CI 275 FM 952 309
Protection of the generator DEHNguard M WE 600 FM 952 307
DEHNmid DMI 9 10 1 990 003
Protection of the transformer
DEHNmid DMI 36 10 1 990 013
Voltage supply of the control cabinet in the tower base, DEHNguard M TNC 275 FM 952 305
230/400 V TN-C system DEHNguard M TNC CI 275 FM 952 309
Main incoming supply, 400/690 V TN system 3x DEHNbloc M 1 440 FM 961 145
Protection of the inverter DEHNguard M WE 600 FM 952 307
Protection of the signal lines in the control cabinet BLITZDUCTOR XT ML4 BE 24 * 920 324
of the tower base BLITZDUCTOR XT ML2 BE S 24 * 920 224
Air-termination rods 103 449
Protection of the nacelle superstructures
Pipe clamp for air-termination rods 540 105
Table 9.16.1 Protection of a wind turbine (lightning protection zone concept according to Figure 9.16.4)
* associated base part: BXT BAS, Part No. 920 300
operation building generator
shielded cable/ G
high shielded cable route 3~
voltage low-voltage
switchgear
installation hub
shielded cable/
shielded cable/
shielded cable route power shielded cable route
electronics power supply
control
equipment
shielded cable/
power supply shielded cable route
control equipment Top box
shielded
cable/
shielded
tower base tower nacelle cable route
Figure 9.16.5 Example of arresters installed at the zone boundaries of a wind turbine
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