開關電源漏電怎么辦?開關電源漏電流標準是什么?
導讀(du):在現在水電工程中,開關(guan)電源是(shi)(shi)必不(bu)可少的家(jia)居用品,開(kai)關電源(yuan)漏電怎么(me)辦,市面(mian)上開(kai)關電源(yuan)產(chan)品還是(shi)(shi)不(bu)少的,功能很多(duo),品牌(pai)也不(bu)少,所(suo)以(yi),選擇的時候也需(xu)要特別注意。好(hao)的品牌(pai)就會避免(mian)漏電的情(qing)況(kuang)出(chu)現,開(kai)關電源(yuan)漏電流標準(zhun)是(shi)(shi)多(duo)少?下(xia)面(mian)我(wo)們(men)了解一些開(kai)關電源(yuan)故障處(chu)理,這樣(yang)我(wo)們(men)就知道開(kai)關電源(yuan)漏電怎么(me)辦怎么(me)處(chu)理了,往下(xia)了解吧!
開(kai)關電源(yuan)漏電怎么(me)辦
開(kai)關電(dian)(dian)源(yuan)漏電(dian)(dian)怎么(me)辦(ban),開(kai)關電(dian)(dian)源(yuan)一(yi)次高壓(ya)(ya)通(tong)過高頻(pin)變(bian)壓(ya)(ya)器(qi)隔(ge)離(li),輸出(chu)端理論(lun)上(shang)不存在漏電(dian)(dian)。但(dan)高頻(pin)開(kai)關金屬(shu)外殼容易感(gan)(gan)應(ying)電(dian)(dian)壓(ya)(ya),給人(ren)感(gan)(gan)覺是漏電(dian)(dian)。一(yi)般通(tong)過接地(di)消除。開(kai)關電(dian)(dian)源(yuan)漏電(dian)(dian)怎么(me)辦(ban),市場(chang)上(shang)有個別防治開(kai)關電(dian)(dian)源(yuan),一(yi)次高壓(ya)(ya)部分工(gong)藝較差,有些焊點靠貼(tie)絕緣紙與金屬(shu)外殼隔(ge)離(li),非常危險。(AC220V通(tong)過低(di)頻(pin)整(zheng)(zheng)流(liu)橋(qiao)、電(dian)(dian)容濾(lv)波成(cheng)為DC300V,然后通(tong)過高頻(pin)開(kai)關管(guan)、高頻(pin)隔(ge)離(li)變(bian)壓(ya)(ya)器(qi)產生交變(bian),高頻(pin)隔(ge)離(li)變(bian)壓(ya)(ya)器(qi)二(er)次端感(gan)(gan)應(ying)出(chu)交變(bian)低(di)壓(ya)(ya)、通(tong)過高頻(pin)整(zheng)(zheng)流(liu)、濾(lv)波成(cheng)為低(di)壓(ya)(ya)直(zhi)流(liu)電(dian)(dian)。)
開關電(dian)源漏(lou)電(dian)怎(zen)么(me)辦,最好外(wai)殼接(jie)地(di)。或(huo)者在要(yao)求(qiu)不高(gao)的場合,拆除與外(wai)殼連(lian)(lian)接(jie)的電(dian)容,高(gao)壓部分與低(di)壓部分連(lian)(lian)接(jie)的電(dian)容。
開關電(dian)源(yuan)漏電(dian)流(liu)標準(zhun)
開(kai)關電(dian)(dian)(dian)源(yuan)漏電(dian)(dian)(dian)流(liu)標準(zhun),需(xu)要用耐壓測(ce)試(shi)(shi)儀(yi)(yi)。通過耐壓測(ce)試(shi)(shi)儀(yi)(yi)測(ce)量的(de)漏電(dian)(dian)(dian)流(liu)數(shu)值(zhi),減去開(kai)關電(dian)(dian)(dian)源(yuan)對地電(dian)(dian)(dian)容的(de)電(dian)(dian)(dian)流(liu)數(shu)值(zhi),就(jiu)是(shi)該開(kai)關電(dian)(dian)(dian)源(yuan)的(de)漏電(dian)(dian)(dian)電(dian)(dian)(dian)流(liu)。或者將開(kai)關電(dian)(dian)(dian)源(yuan)對地電(dian)(dian)(dian)容斷開(kai),耐壓測(ce)試(shi)(shi)儀(yi)(yi)測(ce)量的(de)漏電(dian)(dian)(dian)流(liu)數(shu)值(zhi)就(jiu)是(shi)需(xu)要測(ce)量的(de)漏電(dian)(dian)(dian)流(liu)值(zhi)。
什么(me)是泄漏電流
在家用電(dian)(dian)(dian)器(qi)中,泄(xie)漏電(dian)(dian)(dian)流(liu)(liu)(liu)(liu)是指運行(xing)的(de)電(dian)(dian)(dian)氣部分與絕緣之后的(de)金屬(shu)間的(de)安(an)全電(dian)(dian)(dian)流(liu)(liu)(liu)(liu)。用于220V交流(liu)(liu)(liu)(liu)電(dian)(dian)(dian)的(de)電(dian)(dian)(dian)器(qi)之泄(xie)漏電(dian)(dian)(dian)流(liu)(liu)(liu)(liu)是0.75MA。很(hen)微(wei)小的(de)。交流(liu)(liu)(liu)(liu)豪安(an)表的(de)一(yi)端接(jie)在電(dian)(dian)(dian)源(yuan)上,去(qu)掉接(jie)地線后,把交流(liu)(liu)(liu)(liu)豪安(an)表的(de)另一(yi)端接(jie)在金屬(shu)間上即可。
以(yi)上資料(liao)整理(li)來源自網絡!(對文中陳述、觀點判斷保(bao)持中立,不對所(suo)包含內容的準確性(xing)、可靠性(xing)或完(wan)整性(xing)提供(gong)任(ren)何明示或暗示的保(bao)證。)
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