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Actemium: First SF6-free switchgear successfully commissioned at Frankfurt Airport

November 28, 2025. With the successful commissioning of the first SF₆-free medium-voltage switchgear, the operating company of Frankfurt Airport, Fraport AG, in cooperation with Actemium, has taken a significant step towards sustainable energy technology. The project is a prime example of innovation, climate protection and the path to a greenhouse gas-neutral energy supply at Germany’s largest aviation hub.

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Symbolic image of an airport. Photo: pixabay

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SF6-free technology: a breakthrough for the environment

The SF6 gas previously used has been replaced by an innovative insulating medium based on purified air. This technology, implemented with the GM Air SeT switchgear type, significantly reduces the ecological footprint and is regarded as pioneering for the energy sector.

Successful project launch at the Cargo Center

On October 30, 2025, the first milestone of the project was reached on schedule. Four GM Air SeT switchgears and two switchable cast resin transformers were installed in Lufthansa Cargo’s Cargo Center for network operator Fraport . The new technology supplies a fully automated high-bay warehouse, which requires additional electrical power.

Key technical data of the project

Actemium’s scope of services includes:

  • 24 GM Air SeT medium-voltage switchgear bays including protection technology
  • 6 x 1.250 kVA
  • 6 x 800 kVA transformers
  • 2 x DC power supplies
  • 2 x telecontrol cabinets

Modernization during ongoing operation

The existing building’s 50-year-old transformer station will also be replaced with this new technology in three construction phases during ongoing operation, in parallel with the new building.

Collaboration as the key to success

The project was realized in close cooperation with Fraport, Lufthansa and Actemium. The timely implementation of the first project phase is proof of the excellent teamwork of all those involved.

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Further links

👉 www.actemium.de  

Photo: pixabay

Contact info

Silicon Saxony

Marketing, Kommunikation und Öffentlichkeitsarbeit

Manfred-von-Ardenne-Ring 20 F

Telefon: +49 351 8925 886

Fax: +49 351 8925 889

redaktion@silicon-saxony.de

Contact person: