天气预报 > 其他 > 热得快功率一般是多少
热得快功率一般是多少
更新时间: 2020-09-15 00:00:00  

热得快功率一般在1000到1500W左右。电热丝的两端分别与电源线相接。通电后,电流从电热丝中流过,电热丝便发热。如果把热得快浸没在液体中,热量通过液体很快散发出来,这样使液体很快被加热,而且也不会烧坏电热丝。如果让热得快在空气中干烧,热量不易散发,金属外管会很快烤焦,甚至烧红,管内的电热丝便会烧断。所以,使用时应先将热得快放入液体内,液体最少应淹没加热螺圈,然后再接通电源。加热完毕,也应先断开电源,过一小会,待热得快温度降低后,再从液体中拿出,擦干收藏。

关键词: 功率 一般 多少

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