一、ups不間斷電源的作用
當正(zheng)常(chang)交流(liu)供(gong)(gong)電(dian)(dian)中(zhong)斷(duan)時,將蓄電(dian)(dian)池(chi)輸出的(de)直流(liu)變換成交流(liu)持續供(gong)(gong)電(dian)(dian)的(de)電(dian)(dian)源設(she)(she)備(bei)(bei)。主要用于給單臺計(ji)算機(ji)、計(ji)算機(ji)網絡系統或其它(ta)電(dian)(dian)力(li)電(dian)(dian)子(zi)設(she)(she)備(bei)(bei)提供(gong)(gong)不間斷(duan)的(de)電(dian)(dian)力(li)供(gong)(gong)應(ying)(ying)。當市電(dian)(dian)輸入正(zheng)常(chang)時,UPS 將市電(dian)(dian)穩(wen)壓(ya)后供(gong)(gong)應(ying)(ying)給負載使用,此時的(de)UPS就是一臺交流(liu)市電(dian)(dian)穩(wen)壓(ya)器,同時它(ta)還向機(ji)內(nei)電(dian)(dian)池(chi)充電(dian)(dian);當市電(dian)(dian)中(zhong)斷(duan)時, UPS 立(li)即(ji)將機(ji)內(nei)電(dian)(dian)池(chi)的(de)電(dian)(dian)能(neng),通過(guo)逆變轉換的(de)方法向負載繼續供(gong)(gong)應(ying)(ying)220V交流(liu)電(dian)(dian),使負載維持正(zheng)常(chang)工作并保(bao)護負載軟、硬件不受損壞。UPS 設(she)(she)備(bei)(bei)通常(chang)對(dui)電(dian)(dian)壓(ya)過(guo)大和電(dian)(dian)壓(ya)太低都提供(gong)(gong)保(bao)護。
二、ups不間斷電源能供電多久
UPS不間(jian)斷電源產品可以(yi)使用的年限(xian)是(shi)多久,這個(ge)根據不同的ups不間斷電源品牌,質量,售(shou)后服(fu)務(wu),維保服(fu)務(wu)等因數(shu)決定(ding),一(yi)般使(shi)用(yong)10年(nian)以上都有,質保期一(yi)般是3-4年(nian),維保可以購(gou)買年(nian)限。
UPS不間(jian)斷電(dian)(dian)(dian)源可以(yi)供(gong)電(dian)(dian)(dian)多久,這個又分為外置電(dian)(dian)(dian)池(chi)和內置電(dian)(dian)(dian)池(chi),內置電(dian)(dian)(dian)池(chi)的UPS電(dian)(dian)(dian)源一般是標準機,標準供(gong)電(dian)(dian)(dian)時(shi)間(jian)3分鐘(zhong)左右(you),外置電(dian)(dian)(dian)池(chi)是根據您的供(gong)電(dian)(dian)(dian)需求,進(jin)行額外增加,可以(yi)配置供(gong)電(dian)(dian)(dian)時(shi)間(jian)達到23小時(shi)左右(you)。
另(ling)外,UPS不(bu)間斷電源能供(gong)電多這取決于運行的(de)(de)(de)環境,維護和保(bao)養的(de)(de)(de)情況,公司對舊UPS的(de)(de)(de)態度(du),如果低效、容量不(bu)夠(gou),運行環境差,如溫(wen)度(du)過高(gao)、灰層太(tai)大(da)、潮濕(shi)等等都會減短UPS的(de)(de)(de)壽命,維護和保(bao)養不(bu)到位(wei),也(ye)會縮(suo)短UPS的(de)(de)(de)壽命。
正(zheng)常的來說,UPS電源(yuan)的使用壽命一般都可(ke)以(yi)達到(dao)8-10年,而維(wei)護得當的UPS電源(yuan)這(zhe)可(ke)以(yi)使用15年以(yi)上,像美國(guo)很(hen)多地方的數(shu)據中心都用了(le)20年上下,里面的UPS電源(yuan)也從來沒有(you)更(geng)換過。
小型家用電腦UPS不(bu)間斷電源(yuan)時間一般能維持(chi)20分(fen)鐘(zhong)。大型千瓦(wa)級別(bie)UPS可(ke)根(gen)據要求設(she)置電池(chi)組,一般1個(ge)小時以上到(dao)10個(ge)小時。
三、ups不間斷電源維修
其(qi)余正常(chang),但是(shi)無逆變跡(ji)象,由此懷(huai)疑是(shi)某IC損(sun)壞(huai),更換(huan)即可(ke)。開(kai)機不反應,不工作,最(zui)常(chang)見的(de)原因(yin)是(shi)機內(nei)低壓電(dian)(dian)路的(de)供(gong)電(dian)(dian)不正常(chang),而這種供(gong)電(dian)(dian)不正常(chang)一(yi)般是(shi)因(yin)機內(nei)電(dian)(dian)瓶(ping)(ping)損(sun)壞(huai)、低壓保險絲損(sun)壞(huai)引起。電(dian)(dian)瓶(ping)(ping)兩(liang)端(duan)僅有不足5v的(de)電(dian)(dian)壓,用(yong)新電(dian)(dian)瓶(ping)(ping)替換(huan),將電(dian)(dian)源插頭(tou)插入市(shi)電(dian)(dian),開(kai)機后立刻(ke)正常(chang)。說明是(shi)假性損(sun)壞(huai),屬于自然放電(dian)(dian)導致。