Positive Train Control


Alstom's Advanced Civil Speed Enforcement System (ACSES II) is a service proven Positive Train Control (PTC) turnkey solution, which has been providing PTC safety functions for over 10 years.

ACSES II is the only vital PTC system to achieve FRA type approval and is in operation on the Northeast Corridor (NEC), one of the busiest rail lines in North America, allowing high-speed train travel up to 150 mph and sharing its track with various freight railroads.

This system provides unsurpassed PTC functionality in an industry-proven solution that is easily implemented for railroad applications well beyond the Northeast Corridor.

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