Rail expertise

Power generation expertise and solutions for the Rail industry

Power generation expertise and solutions for the Rail industry

The railway industry is demanding. Whether it is for the transportation of passengers or goods, punctuality and continuous operation are the most important criteria that a railway company must have.

We understand through our long experience in this industry the requirements that must be met in order to help our customers to reach their goals successfully. 

Nidec Leroy-Somer alternators meet the challenge.

We provide power generation systems that meet all the needs of the Rail Industry, our alternators are designer using advanced technologies to build the most reliable solution for this industry. Our power generation systems comply with all the international standards (IEC, ISO9001,IEEE,…) and specific rail regulations dependent upon the country.

The robustness and excellent insulation of our alternators allow them to withstand the many shocks and particularly dusty conditions as well as the thermal cycling caused by the constant acceleration and deceleration that locomotives must perform. Our permanent magnet synchronous machines customized for the rail industry meet exactly the needs of the customers.

As the world leader in alternators designed for the Rail Industry, many customers trust us for the reliability and high performance of our products. We have been able to bring these qualities to our alternators to ensure high efficiency for our customers projects.

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With us, you are sure of success!

Contact us

+33 (0)5 45 64 45 64

  • Diesel Electric Traction drive

    Train go fastLocomotive traction motors need strong power supply to move forward. These vehicles operating in harsh conditions need to be equipped with the best machines in terms of durability. Nidec Leroy-Somer offers reliable products for this industry to meet these customer needs.

    Our alternators for the Rail Industry are known for their high reliability and performance. We have designed a wide range of alternators to meet all our customers requirements.  

    Throughout your projects, we will support you to define your needs and provide you with technical assistance to select the most suitable alternator for your application. Our multidisciplinary engineering teams, highly qualified in the railway business, will be at your side until the completion of your projects. 

    For the rail industry, we provide our customers mainly with customized alternators that can meet their requirments.  

    The LSAH range, our new innovative technologie for cogeneration, has proved a good reliability for rail traction thanks to its water-cooling systems.

    LSA range with title MHV range Lsah-range


  • Rail maintenance Equipment

    Railway maintenanceThe tracks are constantly used by high-speed trains and are exposed to very harsh weather conditions, these intense conditions cause gradual damage and deterioration. In order to optimise this infrastructure in the long term and to minimise costs, reliable and efficient solutions must be used for all maintenance operations.

    Our alternators are the best power supply solution for machines operating on tracks. Many customers around the world rely on us for these applications, our technologies make a difference in terms of performance and quality of results. 

    Our products are designed for all applications:

    • Rail Grinder
    • Rails flash-butt welding
    • Refurbishments and upgrades
    • Etc

    LSA range with title MHV range


  • Auxiliary power supply

    Rail auxiliary powerA train carries passengers on long journeys, who need electricity on board to have a good travel. This auxiliary power needs to be efficient with no interruption in the supplier source, Leroy-Somer offers highly reliable alternators which can operate continuously to supply your train with electricity at all times. The high-quality of our products make them able to work for years without efficiency degradation.

    Our different range of alternators meet all your needs; we listen carefully to your necessary needs to provide you with the best offer for you project.

    Nidec Leroy-Somer is your best choice to make your trains lightning!

    LSA range with title MHV range


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