ZY-E900 Series inverter ,its features are: economic, high-quality , widely-use, multi-functional. Main function. Built-in braking unit.. Built-in EMI filter.. Kinds of load type: beeline type, square type, under-defined V/F curve type and auto torque compensation type.. Jogging speed control, multistage speed-control, external analog signal speed control and PC/PLC speed control.. Standard RS485 ...