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Application guidance lightning protection
8
To protect the charger against damage caused by lightning, a three level protection concept according to
IEC 60364-5-53/A2 is mandatory to limit transients & energy absorption step by step.
The EV Ultra fast charger contains Class II/C surge arrestor: Dehn, model DG M TNS 275
Recommended lightning protection in the main distribution panel for TN-S grid architecture:
Manufacturer
Dehn
Phoenix
Minimum cable length between the 1
EV Ultra Fast Charger Application guidance lightning protection
Location
Type
L-PE
DPM 255
N-PE
DGP BN255
L-PE
FLT35 CTRL-0.9
N-PE
FLT 50N/PE CTRL-1.5
st
level protection and the EV Ultra fast charger: 10 m.
21
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