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116问答网 > 日光灯里的启辉器的电容起什么作用？

日光灯里的启辉器的电容起什么作用？

2025-03-15 07:59:52

推荐回答（2个）

回答1：

启辉器里的电容作用：减小日光灯启动时对无线电接收机的干扰。
除了启辉器，再并联一个电容器到日光灯上，作用：日光灯电路因为有镇流器属于感性负载，电容并联到日光灯进线处，可以起到提高功率因数的作用。

回答2：

电容器的主要作用是为了就地减少电力输送时的损失（即提高功率因数），对日光灯的启动并没有作用。另外可以减小日光灯启动时对无线电接收机的干扰。

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