Section 58 in The Delhi Metro Airport Express Line, General Rules, 2010
58. Automatic Reversal Mode.
(1)This mode is used to reverse the running direction of a train automatically in areas of the section specifically defined in the special instructions which are possible only at specified track circuits of a station when train is at standstill.(2)The transition from Automatic Mode or Coded Manual mode to Automatic Reversal mode is initiated automatically upon receiving the request for reversal operation from Automatic train Supervision and has to be acknowledged by the train operator by pressing the Automatic Reversal button at standstill.(3)The on-board Automatic train protection unit of leading cab activates the unit at trailing end on arrival at a station if a reversal operation is requested by train operator.(4)The train borne Automatic Train Protection unit shall return from Automatic Reversal mode to Coded Manual mode once the reversal operation has been carried out successfully and the train operator has unlocked the new leading cab for further running.
