South Central Railway completes Kavach 4.0 field trials for 487 km, surpassing target, enhancing train safety and capacity in 2025-26. https://english.mathrubhumi.com/news/india/south-central-railway-kavach-4-0-field-trials-2026-p2mhwsso?utm_source=dlvr.it&utm_medium=mastodon #SouthCentralRailway #Kavach4 #RailwaySafety #TrainSafetyIndia