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麥兜
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樓主  發(fā)表于: 2010-03-28 17:45
一個(gè)負載需10A的熔斷器!!!能否不用10A的!!!用一只6A和一只4A的并聯(lián)??????
wul2.4g
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1樓  發(fā)表于: 2010-03-29 13:44
既然根椐負載選的保險為了10A,則負載的最大電流為10/(1.5-2.5),則最在電流為6.67A,如果采用兩保險絲并聯(lián)(6A+4A),線(xiàn)路不會(huì )不能用,因為兩保險絲的散熱遠大于一個(gè)保險,但抗瞬時(shí)電流差些.

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