The test took place between the Navandgi and Mantatti stations in the southern state of Andhara Pradesh, The Hindu daily newspaper reported.
Based on a combination of global positioning system and radio frequency-enabled technology, the system can apply brakes without the intervention of the train driver if it detects another locomotive either moving or stationary on the same track.
In the successful trial of the Train Collision Avoidance System, two trains with coaches equipped with the system were run toward each other on the same track at a speed of 37 mph, and both were automatically brought to a stop at a distance of about 200 yards.
Train collisions with fatalities occur frequently on India's busy rail systems.
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