兩平方電線疑問? - 居家修繕
By Belly
at 2018-05-30T15:59
at 2018-05-30T15:59
Table of Contents
1.問題類型(a.規劃 b.修繕 c.知識 d.技術支援 e.其他) : (c)
2.問題描述(請詳述問題在哪):
想請教各位版友,剛跟朋友聊天聊到
我認為的是,一般來說2.0平方的電線是15A使用110V總功率是1650W
如果使用220V電壓,電流會變7.5A,總功率一樣是1650W
朋友說的是2.0電線就是15A,如果使用110V是1650W
如果使用220V 可以用到3300W
請問何者是正確的呢?
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居家修繕
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