GD-A series driver is a general purpose high performance flux vector driver used to control and regulate the speed and torque of three-phase AC induction motor. Adopting high-performance vector control technology, low-speed high torque output, with good dynamic characteristics, super overload capacity, with user programmable functions and background software monitoring, communication bus functions, support for a variety of encoder types, combination of rich and powerful, stable performance. Can be used for textile, paper, wire drawing, machine tools, packaging, food, fans, pumps and a variety of automatic production equipment to drive.