Connecting Up; Lightning Protection, Power Supply, And Grounding - Siemens SIMATIC NET SCALANCE W786-2HPW Operating Instructions Manual

Connecting up

4.1

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 W7xx 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 V DC and 48 V DC:
12 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
SCALANCE W786-2HPW
Operating Instructions (Compact), 06/2007, A5E01186485
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