一、ups不間斷電源的作用
當(dang)(dang)正常交(jiao)流(liu)(liu)(liu)供電(dian)(dian)(dian)中(zhong)斷(duan)時,將蓄(xu)電(dian)(dian)(dian)池(chi)(chi)輸(shu)(shu)出的直流(liu)(liu)(liu)變換成交(jiao)流(liu)(liu)(liu)持(chi)續供電(dian)(dian)(dian)的電(dian)(dian)(dian)源設(she)備(bei)(bei)(bei)。主要用(yong)于給(gei)單臺(tai)計(ji)算機(ji)(ji)、計(ji)算機(ji)(ji)網絡系(xi)統或(huo)其(qi)它(ta)(ta)電(dian)(dian)(dian)力電(dian)(dian)(dian)子設(she)備(bei)(bei)(bei)提供不(bu)間斷(duan)的電(dian)(dian)(dian)力供應(ying)。當(dang)(dang)市(shi)電(dian)(dian)(dian)輸(shu)(shu)入(ru)正常時,UPS 將市(shi)電(dian)(dian)(dian)穩(wen)壓(ya)(ya)后供應(ying)給(gei)負(fu)載(zai)使用(yong),此時的UPS就是一(yi)臺(tai)交(jiao)流(liu)(liu)(liu)市(shi)電(dian)(dian)(dian)穩(wen)壓(ya)(ya)器(qi),同(tong)時它(ta)(ta)還向機(ji)(ji)內電(dian)(dian)(dian)池(chi)(chi)充電(dian)(dian)(dian);當(dang)(dang)市(shi)電(dian)(dian)(dian)中(zhong)斷(duan)時, UPS 立即將機(ji)(ji)內電(dian)(dian)(dian)池(chi)(chi)的電(dian)(dian)(dian)能,通過逆(ni)變轉換的方法向負(fu)載(zai)繼續供應(ying)220V交(jiao)流(liu)(liu)(liu)電(dian)(dian)(dian),使負(fu)載(zai)維持(chi)正常工作并保護(hu)負(fu)載(zai)軟、硬件(jian)不(bu)受損壞。UPS 設(she)備(bei)(bei)(bei)通常對電(dian)(dian)(dian)壓(ya)(ya)過大和電(dian)(dian)(dian)壓(ya)(ya)太低都提供保護(hu)。
二、ups不間斷電源能供電多久
UPS不(bu)間斷電源(yuan)產品(pin)可以使用的年限是多久,這個根據不(bu)同的 ups不間斷電源品牌,質量(liang),售后服務,維保服務等因(yin)數(shu)決定,一般使用10年以上都有,質保期一般是3-4年,維保可以購(gou)買(mai)年限。
UPS不間斷電(dian)(dian)(dian)源可以供(gong)電(dian)(dian)(dian)多(duo)久,這個又分為外(wai)置電(dian)(dian)(dian)池(chi)(chi)和(he)內置電(dian)(dian)(dian)池(chi)(chi),內置電(dian)(dian)(dian)池(chi)(chi)的UPS電(dian)(dian)(dian)源一般是(shi)標準(zhun)機,標準(zhun)供(gong)電(dian)(dian)(dian)時(shi)(shi)間3分鐘左右,外(wai)置電(dian)(dian)(dian)池(chi)(chi)是(shi)根據您的供(gong)電(dian)(dian)(dian)需求(qiu),進行額外(wai)增加,可以配置供(gong)電(dian)(dian)(dian)時(shi)(shi)間達到23小時(shi)(shi)左右。
另外,UPS不(bu)間斷電(dian)源(yuan)能供(gong)電(dian)多(duo)這(zhe)取(qu)決于運(yun)行的(de)環境(jing),維(wei)護(hu)(hu)和(he)保養(yang)的(de)情況,公司對(dui)舊UPS的(de)態度,如果(guo)低效、容量不(bu)夠(gou),運(yun)行環境(jing)差(cha),如溫度過高、灰層太大(da)、潮濕等(deng)等(deng)都會減短(duan)UPS的(de)壽(shou)命(ming),維(wei)護(hu)(hu)和(he)保養(yang)不(bu)到位,也會縮短(duan)UPS的(de)壽(shou)命(ming)。
正(zheng)常的(de)(de)來說,UPS電源的(de)(de)使用(yong)(yong)(yong)壽命一般都(dou)可以(yi)達到(dao)8-10年(nian)(nian)(nian),而維護得當的(de)(de)UPS電源這可以(yi)使用(yong)(yong)(yong)15年(nian)(nian)(nian)以(yi)上(shang),像美(mei)國很多地方的(de)(de)數(shu)據中心(xin)都(dou)用(yong)(yong)(yong)了20年(nian)(nian)(nian)上(shang)下(xia),里(li)面的(de)(de)UPS電源也從來沒有更換(huan)過。
小型家用電(dian)腦UPS不間(jian)斷電(dian)源(yuan)時(shi)間(jian)一般能維持20分鐘。大型千瓦級別UPS可(ke)根(gen)據要(yao)求(qiu)設(she)置(zhi)電(dian)池組,一般1個小時(shi)以上到10個小時(shi)。
三、ups不間斷電源維修
其(qi)余正(zheng)常,但是(shi)無(wu)逆變跡象,由此(ci)懷疑(yi)是(shi)某IC損(sun)壞(huai),更換(huan)(huan)即可。開機(ji)不(bu)(bu)(bu)反應,不(bu)(bu)(bu)工作,最常見的(de)原因(yin)是(shi)機(ji)內低壓(ya)電路的(de)供電不(bu)(bu)(bu)正(zheng)常,而這種供電不(bu)(bu)(bu)正(zheng)常一般是(shi)因(yin)機(ji)內電瓶(ping)損(sun)壞(huai)、低壓(ya)保險(xian)絲損(sun)壞(huai)引起。電瓶(ping)兩(liang)端僅(jin)有不(bu)(bu)(bu)足5v的(de)電壓(ya),用新電瓶(ping)替換(huan)(huan),將電源插(cha)頭(tou)插(cha)入市電,開機(ji)后立刻(ke)正(zheng)常。說明是(shi)假性(xing)損(sun)壞(huai),屬(shu)于自然放(fang)電導(dao)致。