description CAF OARIS Overview
The OARIS (Plataforma de Alta Velocidad para Servicios Internacionales) is a very high-speed electric multiple unit platform developed by the Spanish rolling stock manufacturer CAF. It is engineered for commercial operating speeds up to 350 km/h on standard-gauge high-speed railway networks. The platform features a distributed traction system and an aerodynamic design, intended to compete in international high-speed rail markets.
help CAF OARIS FAQ
What is CAF OARIS?
OARIS is CAF's modular very-high-speed electric multiple-unit platform from Spain. CAF designed it for commercial speeds up to around 350 km/h, with emphasis on aerodynamics, ride quality, and energy efficiency. [CAF](https://www.cafmobility.com/en/solutions/trains/high-speed/)
How fast was the CAF OARIS designed to run?
The OARIS platform was designed for speeds up to 350 km/h. Its prototype testing on Spain's high-speed network included trials above 350 km/h in a normal train configuration. [CAF](https://www.cafmobility.com/en/solutions/trains/high-speed/)
What was the Renfe Class 105 prototype?
Renfe Class 105.001 was the four-car OARIS prototype used for testing in Spain. CAF's trials included operation on the Madrid to Seville high-speed route and testing at speeds approaching 350 km/h. [Railway Gazette](https://www.railwaygazette.com/passenger/caf-tests-prototype-oaris-high-speed-train/36506.article)
Was CAF OARIS ever ordered by a railway operator?
Yes. In March 2015, Norwegian airport operator Flytoget ordered eight four-car OARIS trains from CAF for approximately 120 million euros. The trains were intended for Airport Express services linking Oslo Airport with Oslo and Drammen. [CAF](https://www.cafmobility.com/en/press-room/trains-flytoget-norway/)
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