What apparatus controls switches, signals, and track occupancy in Centralized Traffic Control territory?

The control console is the appropriate apparatus that manages switches, signals, and track occupancy in Centralized Traffic Control (CTC) territory. This console is a vital component of the CTC system, which allows for the centralized monitoring and management of train movements across a network of tracks. It enables locomotives engineers and dispatchers to operate signals and switches from a remote location, significantly enhancing safety and efficiency.

The control console provides a user interface that allows personnel to see track occupancy in real time, ensuring effective communication and coordination of train movements. It integrates various elements of train control and safety, facilitating streamlined operations over vast railway networks.

Other options mentioned, such as the aspect display unit (ADU), focus primarily on visual indicators for train operators rather than controlling the overall system. The non-controlled track system refers to tracks not managed by CTC, while the working limits system involves procedures around the limits of work zones and maintenance activities. Each of these has its specific function but does not encapsulate the comprehensive control capabilities provided by the control console in a CTC environment.