Connecting up
4.2 Lightning protection, power supply, and grounding
SCALANCE W788-xPRO/RR / SCALANCE W74x-1PRO/RR
90 Operating Instructions (Compact), Release 08/2007, A5E00413342-05
4.2 Lightning protection, power supply, and grounding
Notes on lightning protection
WARNING
Danger due to lightning strikes
Antennas installed outdoors must be within the area covered by a lightning protection
system. Make sure that all conducting systems entering from outdoors can be protected by
a lightning protection potential equalization system.
When implementing your lightning protection concept, make sure you adhere to the VDE
0182 or IEC 62305 standard.
A suitable lightning conductor is available in the range of accessories of SIMATIC NET
Industrial WLAN:
Lightning protector LP798-1N (order no. 6GK5798-2LP00-2AA6)
WARNING
Danger due to lightning strikes
Installing this lightning protector between an antenna and a SCALANCE W-700 is not
adequate protection against a lightning strike. The LP798-1N lightening protector only
works within the framework of a comprehensive lightning protection concept. If you have
questions, ask a qualified specialist company.
Note
The requirements of EN61000-4-5, surge immunity tests on power supply lines, are met only
when a Blitzductor is used with 12 - 24 V DC and 48 V DC:
12 - 24 V DC: VT AD 24V type no. 918 402
48 V DC: Type no. 919 545 and 919 506 (holder)
Manufacturer: DEHN+SÖHNE GmbH+Co.KG, Hans Dehn Str. 1, Postfach 1640, D-92306
Neumarkt, Germany
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