- SFG FRC 2027 | Program starts from 19th Dec. 2026 | Admissions open for Entrance Test Click Here to know more →
- Prelims Test Series (PTS) for Prelims 2027 starts 11th Oct. 2026 Click Here to know more →
- [Pre-order] Ethics Redbook 3rd Edition: Delivery starts from 10th October onwards Click Here to Read More →
- 21 Sept. | GS Advance Program (GSAP) for UPSC 2027 Mains starts from 11th Oct. Click Here to Read More →
What is the News?
Union Minister of Railways has inspected the trial of ‘Kavach’ working system in Secunderabad Division of South Central Railway.
What is Kavach?

KAVACH is an indigenously developed Automatic Train Protection(ATP) System for Indian Railways.
Main Function of Kavach: It is designed to bring a train to a halt automatically when it notices another train on the same line within a prescribed distance.
Developed by: Research Design and Standards Organisation(RDSO) of the Ministry of Railways in collaboration with Indian industry.
Features of Kavach
– Prevents trains from passing the signal at Danger (Red) and avoiding collisions.
– Activates the train braking system automatically if the driver fails to control the train as per the speed restrictions.
– Continuous update of Movement Authority with the display of signal aspects in Driver Machine Interface(DMI)/Loco Pilot operation cum Indication Panel
– Auto Whistling while approaching Level Crossing Gates
– Prevention of collision between two Locomotives equipped with functional KAVACH
– SoS Messages during emergency situations
– Centralised live monitoring of Train movements through Network Monitor System.
What is the significance of Kavach?
1) Kavach is one of the cheapest, Safety Integrity Level 4(SIL-4) certified technologies with the probability of an error being 1 in 10,000 years. 2) It opens avenues of export of this indigenous technology for Railways. 3) It helps the Railways to achieve the goal of “zero accidents”.
Source: This post is based on the article “Union Minister inspects the trial of Kavach System” published in PIB on 5th Mar 2022.



