21127-WAS4-HWH 'Ojas' --- Kanchrapara Workshop of ER has innovated an electric loco into dual mode which can work under 25000 Volt electric traction and can work also where yard lines are not electrified, by battery voltage for shunting. Framed by Rudranil Roy Chowdhury. D.O.P. - 30th July 2020.