一、ups不間斷電源的作用
當(dang)正常(chang)交(jiao)流(liu)(liu)供(gong)(gong)電(dian)(dian)(dian)中(zhong)斷(duan)時(shi)(shi),將蓄電(dian)(dian)(dian)池輸出的(de)直流(liu)(liu)變(bian)換成交(jiao)流(liu)(liu)持續(xu)供(gong)(gong)電(dian)(dian)(dian)的(de)電(dian)(dian)(dian)源設(she)備。主要用(yong)于給單臺計算機(ji)、計算機(ji)網絡(luo)系統或其它(ta)電(dian)(dian)(dian)力電(dian)(dian)(dian)子設(she)備提供(gong)(gong)不間斷(duan)的(de)電(dian)(dian)(dian)力供(gong)(gong)應。當(dang)市電(dian)(dian)(dian)輸入正常(chang)時(shi)(shi),UPS 將市電(dian)(dian)(dian)穩壓(ya)(ya)(ya)后(hou)供(gong)(gong)應給負(fu)載(zai)使用(yong),此時(shi)(shi)的(de)UPS就(jiu)是一臺交(jiao)流(liu)(liu)市電(dian)(dian)(dian)穩壓(ya)(ya)(ya)器,同時(shi)(shi)它(ta)還向(xiang)(xiang)機(ji)內電(dian)(dian)(dian)池充(chong)電(dian)(dian)(dian);當(dang)市電(dian)(dian)(dian)中(zhong)斷(duan)時(shi)(shi), UPS 立即(ji)將機(ji)內電(dian)(dian)(dian)池的(de)電(dian)(dian)(dian)能,通過(guo)(guo)逆(ni)變(bian)轉換的(de)方法向(xiang)(xiang)負(fu)載(zai)繼續(xu)供(gong)(gong)應220V交(jiao)流(liu)(liu)電(dian)(dian)(dian),使負(fu)載(zai)維持正常(chang)工作并(bing)保護負(fu)載(zai)軟、硬件(jian)不受損壞。UPS 設(she)備通常(chang)對(dui)電(dian)(dian)(dian)壓(ya)(ya)(ya)過(guo)(guo)大和電(dian)(dian)(dian)壓(ya)(ya)(ya)太低都提供(gong)(gong)保護。
二、ups不間斷電源能供電多久
UPS不間斷電源產品(pin)可以使用的(de)年限是多(duo)久,這個根據不同的(de)ups不間斷電源品牌,質(zhi)(zhi)量(liang),售后服務,維(wei)保(bao)服務等(deng)因數(shu)決定,一(yi)(yi)般使用(yong)10年(nian)以(yi)上都有,質(zhi)(zhi)保(bao)期一(yi)(yi)般是3-4年(nian),維(wei)保(bao)可以(yi)購(gou)買年(nian)限。
UPS不(bu)間斷電(dian)(dian)源可以供電(dian)(dian)多久,這個又分為外(wai)置(zhi)電(dian)(dian)池(chi)和內置(zhi)電(dian)(dian)池(chi),內置(zhi)電(dian)(dian)池(chi)的(de)UPS電(dian)(dian)源一般是(shi)標(biao)準機,標(biao)準供電(dian)(dian)時間3分鐘左右(you),外(wai)置(zhi)電(dian)(dian)池(chi)是(shi)根據您的(de)供電(dian)(dian)需求,進行額外(wai)增加,可以配置(zhi)供電(dian)(dian)時間達到23小時左右(you)。
另外(wai),UPS不間斷電源能供電多(duo)這(zhe)取決于運行的環境,維護和(he)保養的情況,公司對舊UPS的態度(du),如果低效(xiao)、容量(liang)不夠,運行環境差,如溫(wen)度(du)過高、灰層太大、潮濕等(deng)等(deng)都會減短(duan)UPS的壽命,維護和(he)保養不到位,也會縮短(duan)UPS的壽命。
正常的(de)(de)來說,UPS電源的(de)(de)使(shi)用壽(shou)命一般都可以(yi)達(da)到(dao)8-10年,而維護得當的(de)(de)UPS電源這可以(yi)使(shi)用15年以(yi)上,像美國很多地方的(de)(de)數據(ju)中(zhong)心都用了20年上下,里面(mian)的(de)(de)UPS電源也從(cong)來沒有更換過。
小型家用電腦UPS不(bu)間斷電源時間一(yi)般能(neng)維持20分(fen)鐘(zhong)。大(da)型千瓦級別UPS可根據(ju)要求設置電池組,一(yi)般1個小時以上到10個小時。
三、ups不間斷電源維修
其余正常(chang),但是無逆變跡象,由此懷疑是某IC損壞(huai)(huai),更換(huan)即(ji)可。開機(ji)不(bu)反應,不(bu)工作,最常(chang)見的(de)原因是機(ji)內低壓電(dian)(dian)路的(de)供電(dian)(dian)不(bu)正常(chang),而(er)這種(zhong)供電(dian)(dian)不(bu)正常(chang)一般(ban)是因機(ji)內電(dian)(dian)瓶損壞(huai)(huai)、低壓保險絲損壞(huai)(huai)引起。電(dian)(dian)瓶兩端(duan)僅有不(bu)足5v的(de)電(dian)(dian)壓,用(yong)新電(dian)(dian)瓶替(ti)換(huan),將電(dian)(dian)源插(cha)頭(tou)插(cha)入市(shi)電(dian)(dian),開機(ji)后立刻正常(chang)。說明是假性(xing)損壞(huai)(huai),屬于自然放電(dian)(dian)導致。