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一觸即發(fā)
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樓主  發(fā)表于: 2015-05-19 16:23
大家好,我司有一種設備20米的隧道爐,他是把加熱器集中在一起,然后用風(fēng)機把熱風(fēng)送到爐體內熱風(fēng)循環(huán),現在是設計二節安裝加熱器的,每節120KW,這個(gè)電控可不好做呀,我個(gè)人是這樣計劃的,120KW啟動(dòng)時(shí)電流很大,總開(kāi)關(guān)會(huì )跳閘,分成60KW為一組,60KW=90A,用一個(gè)120A的美格爾三相固態(tài)控制,就是不知這120A的固態(tài)能否帶動(dòng)=60KW,也不那個(gè)國產(chǎn)牌子質(zhì)量好,平時(shí)用美格爾,卓一,120KW總開(kāi)關(guān)用250A可以嗎,加熱器啟動(dòng)時(shí)會(huì )不會(huì )啟動(dòng)電流過(guò)大開(kāi)關(guān)跳閘,希望有經(jīng)驗的朋友幫忙設計一下,(二節120KW的加熱器,二個(gè)溫控器,怎么好控,電流大固態(tài)總開(kāi)關(guān)等質(zhì)量保障)
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1樓  發(fā)表于: 2015-05-19 21:18
120KW分三組,用120A三個(gè)固態(tài)加散熱器加風(fēng)扇,散熱器至少得要120x260x100。
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