Section 29(3) in The Delhi Metro Airport Express Line, General Rules, 2010
(3)(i)Upon failure of any train control system the train operator shall bring the train to a complete stop, if the train can still be operated by applying suitable isolations in the train control system, the train operator shall consult Traffic Controller and seek further instructions, in consultation with Rolling Stock Supervisor;(ii)when such failure of the traction control happens on a running line and renders the train inoperative even by applying appropriate isolations in the Train Control and Monitoring System, the train operator shall inform the Traffic Controller that his train is stalled and requires assistance to move and in this case the train shall be dealt with in accordance with rule 51.
