MOR-3 system is a basic computer-based interlocking, that cooperates with additional systems and devices, secures smooth and safe rail traffic management within the dispatcher's area. Its main task is to provide an efficient and safe train maneuver and operation with automatic deceleration.

Advanced diagnostics features are the main advantage of MOR-3.

Economic version computer-based interlocking MOR-3E is designed for low traffic main lines.

The MOR-3 family systems are designed for local and remote operation using a control panel. They work together, among others, with traffic lights with an incandescent light source or LED, point machines, track vacancy and turnout control systems, line blocks and traffic protection systems at level crossings.