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水泵//cyezj.com/products-detail.asp?cpid=342啟動(dong)時(shi)(shi)電(dian)(dian)流(liu)(liu)(liu)很(hen)大(da)，尾兩(liang)側(ce)的電(dian)(dian)流(liu)(liu)(liu)互(hu)(hu)(hu)感器可能(neng)(neng)飽和，此時(shi)(shi)由于(yu)各電(dian)(dian)流(liu)(liu)(liu)互(hu)(hu)(hu)感器磁化特性不(bu)一致，二(er)次差電(dian)(dian)流(liu)(liu)(liu)可能(neng)(neng)很(hen)大(da)。根據繼(ji)電(dian)(dian)器廠的lcd-12型差動(dong)繼(ji)電(dian)(dian)器整定(ding)說明，繼(ji)電(dian)(dian)器的動(dong)作電(dian)(dian)流(liu)(liu)(liu)整定(ding)值izd=△i1×kk×in/n=0.06×3×356/120=0.534a式中(zhong)：△i1—、尾端電(dian)(dian)流(liu)(liu)(liu)互(hu)(hu)(hu)感器正(zheng)常運行(xing)時(shi)(shi)的較(jiao)大(da)誤差，0.04～0.06;kk—可靠系數，2～3;in—電(dian)(dian)機額定(ding)電(dian)(dian)流(liu)(liu)(liu);n—電(dian)(dian)流(liu)(liu)(liu)互(hu)(hu)(hu)感器變比(bi)。應(ying)整定(ding)在1.0a的位置。

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標簽：離心泵 水泵 IH化工泵
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