The Central Organisation for Railway Electrification (CORE) is the unit of Indian Railways responsible for electrification of the network. The organisation, founded in 1979, is headquartered in Prayagraj, Uttar Pradesh. Project units operate in Ambala, Bangalore, Chennai, Secunderabad, Lucknow, Ahmedabad, Jaipur, Danapur, and New Jalpaiguri.
CORE headquarters has Electrical, Signal and Telecommunications (S&T), Civil Engineering, Stores, Personnel, Vigilance and Finance departments headed by Chief Project Directors.
Indian Railways had electrified 64,421 route kilometres (rkm) which is 96.99% of the total broad gauge network of Indian Railways (66,413 rkm, including Konkan Railway) by 1 October 2024. Indian Railway aimed to electrify all of its broad gauge network by March 2024. The entire electrified mainline rail network in India uses 25 kV AC; DC is used only for metros and trams.
History
1500 V DC
Railway electrification in India began with the first electric train (1500 V DC), between Bombay Victoria Terminus and Kurla on the Great Indian...