一、ups不間斷電源的作用
當(dang)(dang)正常交(jiao)流供(gong)電(dian)(dian)(dian)中斷(duan)時(shi)(shi),將蓄(xu)電(dian)(dian)(dian)池(chi)輸(shu)出的(de)直(zhi)流變換成交(jiao)流持續供(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)網絡系統或其它電(dian)(dian)(dian)力電(dian)(dian)(dian)子設(she)備提供(gong)不(bu)間斷(duan)的(de)電(dian)(dian)(dian)力供(gong)應。當(dang)(dang)市(shi)電(dian)(dian)(dian)輸(shu)入正常時(shi)(shi),UPS 將市(shi)電(dian)(dian)(dian)穩(wen)壓(ya)(ya)后供(gong)應給負載(zai)(zai)使用(yong),此時(shi)(shi)的(de)UPS就是一臺交(jiao)流市(shi)電(dian)(dian)(dian)穩(wen)壓(ya)(ya)器,同(tong)時(shi)(shi)它還向機(ji)內電(dian)(dian)(dian)池(chi)充電(dian)(dian)(dian);當(dang)(dang)市(shi)電(dian)(dian)(dian)中斷(duan)時(shi)(shi), UPS 立即將機(ji)內電(dian)(dian)(dian)池(chi)的(de)電(dian)(dian)(dian)能,通過逆變轉換的(de)方法向負載(zai)(zai)繼續供(gong)應220V交(jiao)流電(dian)(dian)(dian),使負載(zai)(zai)維(wei)持正常工作并保護(hu)負載(zai)(zai)軟、硬件不(bu)受損(sun)壞。UPS 設(she)備通常對(dui)電(dian)(dian)(dian)壓(ya)(ya)過大和電(dian)(dian)(dian)壓(ya)(ya)太低(di)都提供(gong)保護(hu)。
二、ups不間斷電源能供電多久
UPS不(bu)間斷電源產品可以使用的年(nian)限(xian)是(shi)多久,這個(ge)根據(ju)不(bu)同的ups不間斷電源品牌,質量,售后服(fu)務,維(wei)保(bao)服(fu)務等因數決定,一般使用10年以上都有,質保(bao)期(qi)一般是(shi)3-4年,維(wei)保(bao)可以購買年限。
UPS不間斷電(dian)(dian)源可以(yi)供電(dian)(dian)多(duo)久,這個又分為外置電(dian)(dian)池(chi)(chi)和內(nei)置電(dian)(dian)池(chi)(chi),內(nei)置電(dian)(dian)池(chi)(chi)的(de)UPS電(dian)(dian)源一般是標準機,標準供電(dian)(dian)時間3分鐘左(zuo)右,外置電(dian)(dian)池(chi)(chi)是根(gen)據您的(de)供電(dian)(dian)需求(qiu),進(jin)行(xing)額(e)外增(zeng)加,可以(yi)配置供電(dian)(dian)時間達到(dao)23小時左(zuo)右。
另外(wai),UPS不(bu)間(jian)斷電源能供電多(duo)這(zhe)取決(jue)于運(yun)行的(de)(de)環境,維(wei)護(hu)和保養的(de)(de)情況,公司對舊UPS的(de)(de)態度(du),如果低(di)效、容量不(bu)夠,運(yun)行環境差,如溫度(du)過高、灰層太大、潮濕等(deng)等(deng)都會減短UPS的(de)(de)壽(shou)(shou)命,維(wei)護(hu)和保養不(bu)到位,也會縮(suo)短UPS的(de)(de)壽(shou)(shou)命。
正常的(de)(de)來說,UPS電源(yuan)的(de)(de)使用(yong)壽命一般都(dou)可以(yi)達到8-10年(nian),而(er)維護得當的(de)(de)UPS電源(yuan)這(zhe)可以(yi)使用(yong)15年(nian)以(yi)上,像美國很多地方的(de)(de)數據中心都(dou)用(yong)了20年(nian)上下,里面的(de)(de)UPS電源(yuan)也從來沒有更換過。
小(xiao)(xiao)型(xing)家用電腦UPS不間斷(duan)電源時(shi)間一(yi)般能維(wei)持20分鐘。大型(xing)千瓦級別UPS可根(gen)據要(yao)求設置電池組,一(yi)般1個小(xiao)(xiao)時(shi)以上到10個小(xiao)(xiao)時(shi)。
三、ups不間斷電源維修
其余正(zheng)常(chang)(chang),但是(shi)無逆變(bian)跡(ji)象,由此懷疑是(shi)某(mou)IC損(sun)壞(huai)(huai),更換即(ji)可。開機不(bu)(bu)(bu)反應,不(bu)(bu)(bu)工作,最常(chang)(chang)見的(de)(de)原因(yin)是(shi)機內低(di)壓電(dian)(dian)(dian)路的(de)(de)供電(dian)(dian)(dian)不(bu)(bu)(bu)正(zheng)常(chang)(chang),而這種供電(dian)(dian)(dian)不(bu)(bu)(bu)正(zheng)常(chang)(chang)一般是(shi)因(yin)機內電(dian)(dian)(dian)瓶損(sun)壞(huai)(huai)、低(di)壓保險絲損(sun)壞(huai)(huai)引(yin)起。電(dian)(dian)(dian)瓶兩端僅有(you)不(bu)(bu)(bu)足5v的(de)(de)電(dian)(dian)(dian)壓,用新電(dian)(dian)(dian)瓶替(ti)換,將電(dian)(dian)(dian)源插頭插入(ru)市電(dian)(dian)(dian),開機后立刻正(zheng)常(chang)(chang)。說明是(shi)假性(xing)損(sun)壞(huai)(huai),屬于自然放電(dian)(dian)(dian)導致。