Alstom will design, supply, install, test, and commission CBTC based on its Urbalis 400 technology and telecoms including radio, CCTV, passenger information displays, a passenger announcement system, and a secure gigabit transmission network. The contract also includes 750V dc third rail electrification and auxiliary substations together with associated Scada systems.

Last year DMRC awarded Alstom a contract to supply 25 three-car Metropolis trains for the 25.6km north-south line from Aluva to Pettnaline, which is scheduled to open in March 2016.