Section 51(1) in The Delhi Metro Airport Express Line, General Rules, 2010
(1)If a train is stopped by an irrevocable emergency brake application and cab signaling indications are normal, the train operator shall examine the train control and monitoring system panel to ascertain the cause, if indication of faults in multiple circuits affecting the whole train or rear cars of the train are present, the train shall not be moved until, it has been verified that the train is complete and coupled.
