在节能控制器的作用下，节能电动机可自动改变输出功率等级，从而尽可能的提高电动机的负荷率。
With the effect of the energy-saving controller, the grade of the output power of the energy-saving motor can be changed automatically to make the motor run under largest possible load ratio.
在节能控制器的作用下，节能电动机可自动改变输出功率等级，从而尽可能的提高电动机的负荷率。
With the effect of the energy-saving controller, the grade of the output power of the energy-saving motor can be changed automatically to make the motor run under largest possible load ratio.
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