Siemens SIMATIC ET 200SP Product Information - Page 29

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Accessories/spare parts

8.1

Overvoltage suppressors for fail-safe electronic modules

Note

This section lists only those overvoltage suppressors that may be used for the protection of

fail-safe modules.

Be sure to observe the detailed information on lightning protection and overvoltage

protection of the ET 200SP distributed I/O device in ET 200SP distributed I/O system

(http://support.automation.siemens.com/WW/view/en/58649293).

Components for overvoltage protection of fail-safe modules (lightning protection zone transition

to 1)

The table below lists overvoltage arresters you can use for fail-safe modules:

Table 8- 1

Fail-safe modules

Supply voltage 1L+, L+ (24

V DC)

Inputs/outputs of the F-

modules (24 V DC)

Direct ordering of the components from:

DEHN + SÖHNE GmbH + CO. KG.

Hans-Dehn-Str. 1

D-92318 Neumarkt, Germany

Phone +49 (0)9181-906-730

ET 200SP distributed I/O system

Product Information, 07/2013, A5E32288220-AA

Components for the overvoltage protection (only for unshielded lines)

Connecting of the lines to interface 0

BLITZDUCTOR BVT AD 24

DEHNconnect RK DCO RK D 5 24

to 1 with:

Article number

918 402

919 986