Tridelta Meidensha MV surge arresters

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The SBKW surge arrester families feature an advanced patented multi-layer filament cage, crafted with CNC-controlled production technology and high-performance materials. The versatile configuration options provide nearly limitless adaptability to meet specific needs.

Tridelta provides a diverse range of surge arresters for medium-voltage applications up to 60 kV.

All Tridelta designs incorporate an excellent sealing system that prevents moisture ingress, ensuring decades of reliable and maintenance-free operation. The extensive range of Tridelta arresters provides optimal surge protection for various requirements and applications, including:

  • protection of medium voltage networks and devices against atmospheric and switching overvoltage

  • available with different connectors and brackets and can be customized to adjust to a given space

  • particularly suitable for the protection of transformers, switchgear and cable terminations in metal-clad switchgear

Cage design: Utilizing a cage of FRP rods surrounding the stack of MOV blocks, secured into the terminals through a patented wedge clamping system, guarantees enhanced mechanical strength to meet advanced requirements.

Tube design: Featuring an FRP tube with an enclosed gas volume, complete with a pressure relief device, ensures maximum mechanical strength—ideal for regions facing high seismic activity or heavy wind loads.

Filament cage design: A hybrid design blending the advantages of both cage and tube technologies. The filament cage arresters offer flexible adaptability for diverse applications, ensuring a perfect fit for custom requirements.

At the heart of Tridelta Meidensha surge arresters lie Metal Oxide Varistors (MOV) blocks, crucial components that define the electrical properties and protective functions of the devices. Drawing on over 50 years of industry experience Meidensha Group in Japan pioneered the introduction of MOV blocks to the market. Since then, Tridelta Meidensha has consistently upheld the highest standards by sourcing MOV blocks from esteemed manufacturers, including Meidensha and other well-known industry leaders. This commitment ensures that Tridelta Meidensha surge protection solutions embody cutting-edge technology and reliability, meeting the stringent demands of our valued customers.