With the 3-phase rail system, a wide variety of LED lighting concepts can be realized using LED rail spotlights. Especially in commercial use, e.g. for staging object lighting or as indirect room lighting (workplaces, common areas, etc.), rail systems are often used. The 3-phase rail system can be extended without restrictions (high-quality connector assortment) and can be equipped with a large selection of high-quality LED rail spotlights.