VARITECTOR lightning and surge protection

Reliable protection for your plants, devices, machines, and energy grids

Protection with high-quality products

The world is becoming more and more digital. Technical infrastructure and plants getting increasingly complex and sensitive. Due to the increasing connections and interactions of components and systems, the protection of individual areas is becoming of decisive importance. And surge protection plays a more important role than ever before.

As a long-term, innovative partner, Weidmüller stands for reliable high-quality products forb surge protection. In-depth specialist knowledge and hundreds of tailor-made surge protection solutions make us your ideal partner. With our broad and comprehensive VARITECTOR product portfolio we offer surge protection for energy systems, for instrumentation and control, and for data interfaces.

Your benefits at a glance

Investment protection

We protect your investments through our reliable and sophisticated products and solutions, valuable services, and our advisory expertise.

Reliability and quality

Our products meet the highest requirement of the market. They fulfil all required norms and international standards. Long life cycles, cost-efficiency and permanent improvements are the basis of our products.

Highly customer-centric products and solutions

Market requirements differ and customer challenges are often specific. We focus highly on these needs and find answers.

Product HIGHLIGHT

VARITECTOR PU IoT AC

VARITECTOR PU IoT AC Product innovation

Surge protection is becoming more and more important due to increasing digitalization. On the one hand, because the sensitivity of intelligent devices, systems, and infrastructures is growing, and on the other, because cloud communication and the exchange of process data are playing an increasing role.

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VARITECTOR PU AC integrated fuse

VARITECTOR PU AC integrated fuse Product innovation

In industrial facilities, private and public buildings as well as in systems for regenerative energy generation, the power distribution systems must be equipped with suitable surge protection. This reliably prevents cost-intensive lightning and overvoltage damage.

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VARITECTOR PU AC S-line

VARITECTOR PU AC S-line Product innovation

With increasing digitalization, the infrastructure of intelligent devices and systems is becoming more and more sensitive to interferences. Besides, cost and competition are forcing manufacturers to improve compactness and efficiency of their products.

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VARITECTOR PU AC Typ I 950 V

Modern energy converter systems such as PV inverters or frequency converters pose particular challenges when it comes to protecting these systems against overvoltages. Application-optimised protection modules of the VARITECTOR PU AC series can reliably avoid failures here.

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Surge protection for energy systems

In the energy sector, the VARITECTOR portfolio offers lightning and surge protection solutions for voltages from 75 V to 1,500 V for diverse applications in energy supply, renewable energies, water management, and the process industry. The products are tested according the valid product standards EN 61643-11 (AC), EN 50539-11 (PV) and UL 1449.

Your benefits

The arresters are tested according to product standard IEC/DIN EN 61643-11 and UL 1449
The arresters can be installed in systems according to IEC/DIN 61643-12, IEC 62305-4
No back-up fuse needed up to 315 A
An integrated locking clip secures the pluggable arrester
Visual display now also in yellow as early warning signal

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Surge protection in energy systems

Product range

Surge protection for instrumentation and control (I&C)

Weidmüller's broad product range of VARITECTOR SPC for the I&C sector offers products in a 2-piece, pluggable design and VARITECTOR SSC modular terminals for tension clamp or screw connection.

Your benefits

The VARITECTOR Series VSPC and VSSC are tested according to product standard IEC/EN 61643-21
The VARITECTOR Series VSPC and VSSC can be installed in systems according to IEC/EN 61643-22
The VARITECTOR series VSPC and VSSC can be used in applications according to classes C1, C2, C3, and D1
A visual and electrical signaling function is available as an option

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Surge protection for instrumentation and control (I&C)

Surge protection for data interfaces

Data transmission between controllers, computers, transducers, or actuators must be extremely reliable in order to avoid errors in the transmission of information. To protect this sensitive area, we offer a large number of suitable surge protection solutions.

Your benefits

Protects your standard signals such as RS 485 and RS 232
Ethernet CAT.6 Protection with PoE+ function

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Surge protection for data interfaces

Product wizard for lightning and surge protection

With our product wizard you can select the specifications of your desired lightning and surge protection products, and you will be shown an overview of all matching Weidmüller products.

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Perfect complementation

PROtop power supplies - the power boost for your production environment

High performance, when you need it

Industrial Ethernet

The complete solution for industrial data transmission with network devices for safe communication from the field to the control level

Analog signal conditioning

Weidmüller's range of analog converter and monitoring relays makes it a powerful partner in light of the increasing use of automation.

Photovoltaics

Reliable solutions for your PV projects. Explore our whole range of solutions for residential, commercial and industrial utility applications

Benefit from Weidmüller services and market experience

Simple planning through software support

Use the Weidmüller Configurator to quickly and easily configure and request our components. The tool supports continuous engineering workflows, from planning with E-CAD systems through to documentation.