YVF2系列变频调速专用三相异步电动机采用变频器为驱动电源(变频范围一般为5～100Hz)，使电动机与变频器组成机电一体化变频调速系统，从而达到低频恒转矩运行及高频恒功率运行，可广泛应用于要求低频恒转矩、高频恒功率的各种传动机械，具有良好的调速性能和显著的节能效果。
The motors are specially designed for feeding frequency converters to consist an electromechanical inntegrative system, which can be operated in a wider range in constant torque and constant power. Such as metallurgy, chenistry, textile, pumps, machine tool.etc. 功率范围：
0.55 ～ 3OkW