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5SD7 lightning arresters, type 1

With plug-in protective modules for TN-C, TN-S and TT systems

Rated voltage 350 V AC for lightning currents from 25 kA up to 100 kA.
All versions with remote signaling contact.

For installation in main distribution boards, upstream or downstream of the counter.

EN 61643-11

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5SD7 combination surge arresters
type 1 and type 2

With plug-in protective modules for TN-C, TN-S and TT systems

Rated voltage 350 V AC for lightning currents from 25 kA to 100 kA.

All versions with remote signaling contact.

For installation in main distribution boards downstream of the counter.

EN 61643-11

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5SD7 combination arresters, Type 1 and Type 2

With plug-in protective modules for TN-C, TN-S and TT systems

Rated voltage 335 V AC for lightning currents or discharge surge currents up to 50 kA.

All versions have remote signaling contact

EN 61643-11

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5SD7 surge arresters, type 2

With plug-in protective modules for TN-C, TN-S and TT systems

Rated voltage 350 V AC, rated discharge current 20 kA and discharge surge current 40 kA.

For installation in sub-distribution boards.

EN 61643-11

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5SD7 surge arresters, type 3

With plug-in protective modules for single-phase and three-phase systems. Rated voltage single-phase 24 V, 120 V, 230 V AC/DC and three-phase 230/400 V AC.

For installation as close as possible upstream from the terminal equipment.

EN 61643-11

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Accessories for surge arresters

Plug-in parts for lightning and surge arresters and through-type terminals for installation.

EN 61643-11

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5SD7 surge arresters,
for measuring and control technology

With plug-in protective modules for measuring and control technology for installation in signal circuits.

EN 61643-21

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Configuration

Everything you need to know about overvoltage protection: Function, mounting and technical connections.