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灯带一米多少瓦
更新时间: 2020-11-27 15:39:39  

灯带一米功率为10瓦到20瓦之间,具体情况要要看灯珠的数量。以普通灯珠为例,每粒灯珠的功率大约在0.2瓦到0.3瓦,假设每米的灯珠数量为50粒,那一米的功率就是0.2*50=10瓦。不同led灯带是不一样的,需要根据其电流与电压进行计算,从而算出功率的。功率是能量的传输率的度量,在直流电路中它是电压V和电流A的乘积;在交流系统里则要复杂的多了。不管是高压还是低压led灯带,它们都是将交流转化为直流来进行工作的。

关键词: 多少

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