Regulations On Ventilation Door Of Electric Narrow Gauge Locomotive

（1） Only 5T battery type electric locomotive is allowed to pass through the transportation roadway equipped with air door (except for East Wing + 520 damper and West Wing + 520 concealed adit air door), and the running speed when passing through the air door shall not exceed 1m / s. see attached table 1 for the tramcar drawn when narrow gauge locomotive passing through the air door.

（2） When the electric locomotive stops between two air doors, the distance between the electric locomotive and the air door shall be more than 5m. If the electric locomotive fails to meet the requirements, the number of hauling trams must be reduced.

（3） When the narrow gauge locomotive passes through the air door of each transportation lane, the speed must be slowed down when it reaches about 30 m away from the air door; when it is about 5 m away from the air door, the train must be stopped stably, and the locomotive controller will set to "zero" and give an alarm signal.

（4） When the locomotive stops stably, the attendant shall get out of the car and open the first damper, and hang the damper with hook.

（5） When the first air door is opened, follow the driver to a safe position and transmit the signal to the locomotive driver. After receiving the starting signal, the electric locomotive driver can slowly pass through the first air door. When the whole train passes through the first air door and is 5m away from the air door, the train driver will immediately stop the train and the attendant will close the first air door.

（6） When the narrow gauge locomotive passes through the second air door 5m away from the air door in the same way, the locomotive driver will send out the stop signal, and the locomotive driver can start the electric locomotive only after the attendant has closed the air door and sent the starting signal.