Siemens Simatic S7-400

Assembling and Installing Systems
A-24
Automation System S7-400 Hardware and Installation
A5E00850741-01
Table A-3 High-Voltage Protection of Cables with the Help of Surge Protection Equipment, continued
Ser.
No.
Order No.... equip transition point 0 <--> 1
with:
Cables for ...
AC TT system 1pieceof DEHNbloc/1 lightning
conductor
phase to N
900 111*
5SD7 032
1pieceof DEHNgap B/n N-PE light-
ning conductor
NtoPE
900 130*
2 24 VDC Power Supply 1pieceof Blitzductor VT lightning
conductor,
type A D 24 V --
918 402*
3 MPI bus cable, RS 485, RS 232
(V.24)
1pieceof Blitzductor CT lightning
conductor, type B
919 506* and
919 510*
4 Inputs/outputs of digital modules
24 V
DEHNrail 24 FML 901 104*
5 24 VDC power supply module 1pieceof Blitzductor VT lightning
conductor,
type AD 24 V --
918 402*
900 111*
5SD7 032
6 Inputs/outputs of digital modules and
120/230 VAC power supply
2 pieces of DEHNbloc/1 lightning
conductor
900 111*
5SD7 032
7 Inputs/outputs of analog modules up
to 12 V +/--
1pieceof Blitzductor CT lightning
conductor,
type B
919 506* and
919 510*
* You can order these components directly at: DEHN + SÖHNE
GmbH + Co. KG
Elektrotechnische Fabrik
Hans-Dehn-Str. 1
D-92318 Neumarkt