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Central Railway upgrades GPS-based signal alert system (SILAS) in Mumbai local trains
Updated On: 10 May, 2026 11:27 AM IST | Mumbai | mid-day online correspondent
Central Railway has upgraded the GPS-based Signal Location Announcement System in all Mumbai suburban EMU trains. The enhanced system gives motormen real-time signal alerts, reduces human error risks and supports safer train operations across the busy suburban network

Central Railway installs SILAS unit in driving cab. (Pic/Special arrangement)
In a major safety initiative aimed at enhancing suburban train operations, Central Railway on Sunday, May 10, announced that they have upgraded the Signal Location Announcement System (SILAS) in all Electric Multiple Unit (EMU) trains operating on the Mumbai suburban network.
As per the official statement from the Central Railway, the upgraded GPS-based system is being installed in the driving cabs of EMU trains to assist motormen with error-free train operations. The move by the authorities also aims at reducing the possibility of human error on one of the world’s busiest suburban rail networks.
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