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Explained | How does the Indian Railways collision prevention system Kavach work?

Indian Railways plans to install Kavach across 2,000 rail route networks in 2022-23 and over 4,000-5,000 rail route networks every subsequent year. At the moment Kavach has been deployed on over 1,098 route km and 65 trains running under the South Central Railway after successful trial runs.

March 30, 2022 / 08:32 PM IST
Representative image.

Representative image.

In a bid to make rail travel safer, the railway ministry earlier this month introduced an indigenously developed train collision avoidance system called Kavach, which automatically brings a train to a halt when it detects an obstacle on the track.

Indian Railways plans to install Kavach across 2,000 rail route networks in 2022-23 and over 4,000-5,000 rail route networks every subsequent year. At the moment Kavach has been deployed on over 1,098 route km and 65 trains running under the South Central Railway after successful trial runs.

What is Kavach?

The railways has been developing its own automatic protection system since 2012, under the name Train Collision Avoidance System (TCAS), which got rechristened Kavach or “armour”.