電機運轉應該如何選擇配電柜呢
電機在起動(dong)過程中到底需(xu)不需(xu)要用開(kai)關柜(ju),有很多用戶都忽略(lve)了(le)這(zhe)(zhe)個問(wen)題,覺得用了(le)軟起動(dong)柜(ju)就不需(xu)要用開(kai)關柜(ju)了(le),其實這(zhe)(zhe)是個誤區,以下我們來分別(bie)看一下開(kai)關柜(ju)和軟起動(dong)柜(ju)的區別(bie):
得潤電氣(qi) 高(gao)低壓開(kai)關(guan)柜(ju)
開關柜:
就地高壓開關柜是連接電機和軟起(qi)動(dong)柜(ju)的(de),就(jiu)(jiu)像一棟房(fang)子有(you)總閘而且每個房(fang)間配(pei)的(de)都有(you)開關一樣,這(zhe)(zhe)個就(jiu)(jiu)地開關柜(ju)指的(de)就(jiu)(jiu)是每個房(fang)間的(de)開關,具有(you)控制,保(bao)護,監測(ce)的(de)作用,如(ru)果軟起(qi)動(dong)或(huo)電機出現故(gu)障可以馬(ma)上斷開電源,對設備本身(shen)和人身(shen)安全進行保(bao)護,這(zhe)(zhe)是軟起(qi)動(dong)柜(ju)所(suo)辦不到的(de),在國家(jia)標(biao)準GB3906-2005中(zhong),明確(que)規定(ding)高壓(ya)(ya)開關柜(ju)必須要滿足五防要求和安裝電流(liu)電壓(ya)(ya)保(bao)護裝置,這(zhe)(zhe)樣就(jiu)(jiu)可以起(qi)到保(bao)護設備和人身(shen)安全的(de)作用。
主(zhu)要作(zuo)用(yong)是降低(di)(di)起(qi)(qi)(qi)動(dong)(dong)(dong)(dong)(dong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流,電(dian)(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)在起(qi)(qi)(qi)動(dong)(dong)(dong)(dong)(dong)過(guo)程中(zhong)(zhong),起(qi)(qi)(qi)動(dong)(dong)(dong)(dong)(dong)的(de)(de)(de)那一瞬間,起(qi)(qi)(qi)動(dong)(dong)(dong)(dong)(dong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流非(fei)常大(da),會沖擊(ji)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)網(wang)和周圍用(yong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)設(she)備,這樣周圍的(de)(de)(de)設(she)備就很(hen)容(rong)易跳閘,而(er)且對電(dian)(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)和負載的(de)(de)(de)壽(shou)命也有(you)很(hen)大(da)的(de)(de)(de)影響,所以才要使用(yong)軟起(qi)(qi)(qi)動(dong)(dong)(dong)(dong)(dong)柜,有(you)效降低(di)(di)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)在起(qi)(qi)(qi)動(dong)(dong)(dong)(dong)(dong)過(guo)程中(zhong)(zhong)的(de)(de)(de)起(qi)(qi)(qi)動(dong)(dong)(dong)(dong)(dong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流,使電(dian)(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)平(ping)滑(hua)平(ping)穩的(de)(de)(de)起(qi)(qi)(qi)動(dong)(dong)(dong)(dong)(dong),不沖擊(ji)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)網(wang)和周圍用(yong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)設(she)備,所以軟起(qi)(qi)(qi)動(dong)(dong)(dong)(dong)(dong)的(de)(de)(de)作(zuo)用(yong)是降低(di)(di)起(qi)(qi)(qi)動(dong)(dong)(dong)(dong)(dong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流的(de)(de)(de)。
所以(yi)在(zai)訂購軟(ruan)起動(dong)柜(ju)的(de)同時一(yi)定要(yao)確(que)認用戶現場是(shi)否有(you)開(kai)關柜(ju),以(yi)免設(she)備到現場無法使用,或存在(zai)安全隱患等問題,如果(guo)有(you)開(kai)關柜(ju),我(wo)們只提供單純(chun)的(de)軟(ruan)起動(dong)柜(ju),如果(guo)沒有(you)開(kai)關柜(ju),我(wo)們可以(yi)根據(ju)您的(de)需求配套(tao)開(kai)關柜(ju),(有(you)XGN2-12或KYN28-12可供選擇)我(wo)們還可以(yi)為您節(jie)約(yue)成(cheng)本,例如我(wo)公司生產的(de)TGRY高壓開(kai)關固態(tai)軟(ruan)起動(dong)一(yi)體化(hua)裝置就可以(yi)把開(kai)關柜(ju)功能(neng)和軟(ruan)起動(dong)功能(neng)完美結合,這樣就可以(yi)節(jie)約(yue)成(cheng)本同時節(jie)約(yue)空間(jian)。
開關柜(ju)的“五防”閉鎖功能(neng):
一(yi)、防止誤(wu)分,合斷路(lu)器;
二、防止(zhi)帶分負荷、合隔(ge)離開(kai)關;
三、防止帶(dai)電掛(gua)(合(he)),接地線(接地開關);
四、防止(zhi)帶地線送電,也就是防止(zhi)帶接地線(接地開關)合(he)斷路(lu)器(隔離開關);
五、防止誤入(ru)帶電間隔;
如(ru)果您對以上描述還不是很了解或者不知如(ru)何訂購,可(ke)以咨詢得(de)潤電氣(qi)技術專家(jia)4000551777。
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