Trio Elevators Co.[ India ] Ltd. Supplies Elevators with Microprocessor Bases Control System. Trio Elevators Co.[ India ] Ltd. Manufactures assorted range of elevators. The Elevators with Microprocessor Bases Control System, model name TRIO Eagle are variable frequency geared elevators that run up to a speed of 1.0 m/s. These elevators are used in High and medium rise apartments, hotels, hospitals, and corporate buildings can make ideal use of the Eagle. It incorporates the most advanced Variable Voltage Variable Frequency [VVVF] drive for motion control. The Elevators with Microprocessor Bases Control System can be programmed on-site in accordance with changing parameters of the building and ensures easy and quick fault diagnosis; outperforming conventional elevator systems. The powerful microprocessor provides more flexibility and efficiently controls all elevator functions with high reliability for better passenger comfort and maximum safety. The control system can also be adapted with existing elevators at 1.0 m/s or 0.63 m/s.