好吧问答库 > 1500转⼀分的风机提高到3000转⼀分，电机功率该多大？

1500转⼀分的风机提高到3000转⼀分，电机功率该多大？

2025年04月06日 19:36
有4个网友回答
网友（1）：

提高功率并不能提高电机转速，电机的的转速要看电机的级数，1500/分是4级电机，3000转/分的是2级电机。 如果你想利用一台电机来改变转速快慢，那只有把电机抽头取出，在外接线板接成，变级调速。

网友（2）：

在你的命题里,转速和功率好象没啥关系呀.找一个2极电机就能接近3000rpm了,功率偶想大大,想小小.

网友（3）：

如果是C型风机可以把皮带轮的比例调换一下，如果风机叶轮与点机直联的话就需要2级电机带动，机号小的话达到2800转/分还是没问题的

网友（4）：

功率变化为原来的8倍。

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