{"id":11643,"date":"2026-09-20T14:06:27","date_gmt":"2026-09-20T08:36:27","guid":{"rendered":"https:\/\/vajiramandravi.com\/current-affairs\/?p=11643"},"modified":"2026-09-20T16:48:01","modified_gmt":"2026-09-20T11:18:01","slug":"about-kavach-system","status":"publish","type":"post","link":"https:\/\/vajiramandravi.com\/current-affairs\/about-kavach-system\/","title":{"rendered":"Kavach System"},"content":{"rendered":"<h2><b>Kavach System Latest News<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Indian Railways has approved the provision of Kavach Version 4.0 on over six hundred Route Kilometres of the Lucknow Division of North Eastern Railway.<\/span><\/p>\n<h2><b>About Kavach System<\/b><\/h2>\n<ul>\n<li><span style=\"font-weight: 400;\">It is an indigenously <\/span><b>developed Automatic Train Protection<\/b><span style=\"font-weight: 400;\"> (ATP) system that provides Train Protection as well as Collision Prevention capabilities for trains.<\/span><\/li>\n<li><span style=\"font-weight: 400;\">It was adopted as the National<\/span><b> ATP system in July 2020.<\/b><\/li>\n<li><span style=\"font-weight: 400;\">It has been developed by the <\/span><b>Research Design and Standards Organisation<\/b><span style=\"font-weight: 400;\"> (RDSO).<\/span><\/li>\n<li aria-level=\"1\"><b>Working Principle<\/b>\n<ul>\n<li><span style=\"font-weight: 400;\">It operates through continuous <\/span><b>real-time communication<\/b><span style=\"font-weight: 400;\"> between trackside systems and locomotives using secure <\/span><b>Ultra High Frequency (UHF) radio antenna<\/b><span style=\"font-weight: 400;\"> and track-mounted <\/span><b>Radio Frequency Identification<\/b><span style=\"font-weight: 400;\"> (RFID) tags.<\/span><\/li>\n<li><span style=\"font-weight: 400;\">These tags provide precise train location, while wayside (stationary) units collect live data from station interlocking systems, including signal aspects, point positions, track occupancy, and route status.<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2><b>Key Safety Features of Kavach<\/b><\/h2>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Detection and prevention of Signal Passing at Danger<\/b><span style=\"font-weight: 400;\"> (SPAD): It automatically stops the train before the signal.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Cab signaling<\/b><span style=\"font-weight: 400;\"> with display of movement authority, target distance, speed, and signal aspects.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Prevention of all types of train collisions<\/b><span style=\"font-weight: 400;\">: head-on, rear-end, and side-on.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Continuous <\/span><b>real-time updates<\/b><span style=\"font-weight: 400;\"> to the locomotive.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Automatic horn activation<\/b><span style=\"font-weight: 400;\"> when approaching Level Crossing Gates.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Roll Back \/ Roll Forward protection<\/b><span style=\"font-weight: 400;\"> \u2013 prevents unintended backward or forward movement of the train, especially on gradients or during halts.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Emergency Stop (SoS)<\/b><span style=\"font-weight: 400;\"> messages in critical situations.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Centralized live monitoring of train movements through the <\/span><b>Network Management System<\/b><span style=\"font-weight: 400;\"> (NMS).<\/span><\/li>\n<\/ul>\n<p><b>Source: <\/b><strong><a href=\"https:\/\/newsonair.gov.in\/indian-railways-approves-kavach-4-0-for-over-600-route-kilometres-in-lucknow-division\/\" target=\"_blank\" rel=\"nofollow noopener\">News On Air<\/a><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Kavach is an indigenously developed Automatic Train Protection (ATP) system designed to enhance railway operational safety. Read more about Kavach System, Working Principle, Safety Features, News<\/p>\n","protected":false},"author":5,"featured_media":78541,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[4279,21,22,23],"class_list":["post-11643","post","type-post","status-publish","format-standard","has-post-thumbnail","category-upsc-prelims-current-affairs","tag-kavach-system","tag-prelims-pointers","tag-upsc-current-affairs","tag-upsc-prelims-current-affairs","no-featured-image-padding"],"acf":[],"_links":{"self":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/11643","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/comments?post=11643"}],"version-history":[{"count":2,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/11643\/revisions"}],"predecessor-version":[{"id":125361,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/11643\/revisions\/125361"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media\/78541"}],"wp:attachment":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media?parent=11643"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/categories?post=11643"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/tags?post=11643"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}