Picture showing the invasion of 25000V AC traction in Mumbai as on February 28, 2010, (not to scale) showing the progress made by CR & WR in bringing 25KV AC traction into Mumbai, ruled by 1500V DC at present. On Feb 28, 2010 WR converted its old DC 1st and 2nd lines from Borivali (excl) - Virar into 25000V AC. (Vijay Aravamudhan)