励磁输入和效率励磁输入和效率事实上，HS y额定负载运行时励磁损耗相当大，与PMSY相比效率下降。
The fact is that when HSY is operated at rated load, magnetic loss is rather high, and efficiency drops compared to PMSY.
励磁输入和效率励磁输入和效率事实上，HS y额定负载运行时励磁损耗相当大，与PMSY相比效率下降。
The fact is that when HSY is operated at rated load, magnetic loss is rather high, and efficiency drops compared to PMSY.
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