Applying variable voltage variable frequency(VVVF)device, WIN2000 Hospital elevator the best operating curve in accordance with physiological requirements of human body, making safety, comfortable, stable and excellent performance in the whole process during the operation of lift from start up, acceleration, deceleration to stop. There is optional function of emergency re-leveling in case of power off failure. WIN2000 series hospital elevator with excellent performance and special design win the trust of various patients and hospitals. It is the best choice for all hospitals.