题目：
有一台Y400-6型异步电动机，已知铭牌数据，额定电压6000伏，额定电流34.7安，效率为0.935，功率因数0.83，求电机输出功率？
答案：
参考答案：
P输出=31/2×Ue×le×cosΦ×η/1000
=31/2×6000×34.7×0.83×0.935/1000=280KW。
有一台Y400-6型异步电动机，已知铭牌数据，额定电压6000伏，额定电流34.7安
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