UPS不間斷電源的優點
1、UPS不間斷電(dian)源不需要人(ren)工(gong)操作可以自(zi)動切(qie)換(huan)供電(dian)模式,在有電(dian)和(he)沒電(dian)的(de)情況下走不同(tong)通路,這樣(yang)有利于減少(shao)能源浪費。
2、UPS供(gong)電(dian)(dian)系統(tong)在(zai)電(dian)(dian)網(wang)停電(dian)(dian)的(de)時候才開始運行,這樣就不會干擾(rao)正常的(de)電(dian)(dian)網(wang)供(gong)電(dian)(dian),非常安全。
3、在安裝(zhuang)時,只需要(yao)將備用電源接(jie)入電路即(ji)可(ke),它有特定的(de)端口進行連接(jie),可(ke)以針對不(bu)同設(she)備,連入不(bu)同接(jie)口。
4、UPS不間斷電源不會占用太大空間,容易找到安裝位置(zhi)。當(dang)設備運(yun)行空間較小時,可選用類(lei)似電腦(nao)主機大小的產品(pin)。
5、UPS不間(jian)斷電源主要優點(dian)主要在于不間(jian)斷供電能力,當市電正常時,UPS交流電整流成(cheng)直流電,然后再把直流電逆變成(cheng)穩定無雜(za)質(zhi)(zhi)的(de)交流電,供給負載使(shi)用。反(fan)之,可(ke)以將直流電逆變成(cheng)穩定無雜(za)質(zhi)(zhi)的(de)交流電,繼續給負載使(shi)用。
UPS不間斷電源的缺點
1、當電(dian)(dian)器(qi)設備對供(gong)電(dian)(dian)間(jian)隔時間(jian)要求苛刻的時候,不宜使用(yong)不間(jian)斷后(hou)備電(dian)(dian)源。這是因為UPS供(gong)電(dian)(dian)方式有(you)較長的反應時間(jian),所以對充放電(dian)(dian)比較敏感的設備不能用(yong)這類電(dian)(dian)源。
2、UPS不(bu)間(jian)斷電(dian)(dian)源輸入范圍窄,輸出供電(dian)(dian)質(zhi)量差(cha)(cha),因而(er)綜合(he)可(ke)用性差(cha)(cha)。如果設備的功(gong)率較大,需要的電(dian)(dian)量較多,使(shi)用備用電(dian)(dian)源也是不(bu)合(he)適(shi)的。
不間斷電源能供電多長時間
UPS不間(jian)(jian)(jian)斷電(dian)(dian)(dian)源的(de)供(gong)電(dian)(dian)(dian)時間(jian)(jian)(jian)不是無限的(de),這個(ge)時間(jian)(jian)(jian)受制于蓄(xu)電(dian)(dian)(dian)池自(zi)身儲存(cun)能(neng)(neng)量的(de)大小(xiao)、負載大小(xiao)、環境溫度、電(dian)(dian)(dian)池放電(dian)(dian)(dian)截止電(dian)(dian)(dian)壓等因數影響。一般情(qing)況(kuang)來說,小(xiao)型家用電(dian)(dian)(dian)腦UPS不間(jian)(jian)(jian)斷電(dian)(dian)(dian)源時間(jian)(jian)(jian)能(neng)(neng)維(wei)持20分(fen)鐘左右,大型千(qian)瓦級別UPS可根據要(yao)求設置電(dian)(dian)(dian)池組(zu),供(gong)電(dian)(dian)(dian)時間(jian)(jian)(jian)可達1個(ge)小(xiao)時以上,有的(de)甚至(zhi)能(neng)(neng)供(gong)電(dian)(dian)(dian)10個(ge)小(xiao)時。
UPS不(bu)間(jian)(jian)(jian)斷電(dian)(dian)源到底能用(yong)(yong)多長時(shi)間(jian)(jian)(jian),要(yao)結合實(shi)際情況來(lai)(lai)算。通常來(lai)(lai)說(shuo),UPS不(bu)間(jian)(jian)(jian)斷電(dian)(dian)源廠家(jia)會在(zai)消費(fei)者要(yao)求的(de)基礎上(shang)再(zai)調(diao)大功率和應急時(shi)間(jian)(jian)(jian),這(zhe)樣既(ji)能保證負載能夠安全平穩(wen)的(de)啟(qi)動(dong),同時(shi)后備時(shi)間(jian)(jian)(jian)上(shang)更加有保證。如果(guo)發(fa)(fa)生交(jiao)流停電(dian)(dian),那么在(zai)UPS的(de)蓄電(dian)(dian)池供電(dian)(dian)的(de)寶貴時(shi)間(jian)(jian)(jian)內,用(yong)(yong)戶需(xu)要(yao)做的(de)就是趕(gan)緊恢復(fu)交(jiao)流電(dian)(dian),比(bi)如啟(qi)用(yong)(yong)備用(yong)(yong)交(jiao)流電(dian)(dian)回路,啟(qi)用(yong)(yong)油機發(fa)(fa)電(dian)(dian),實(shi)在(zai)不(bu)行(xing),就只能緊急存(cun)盤,保存(cun)勞動(dong)成果(guo),等待(dai)交(jiao)流電(dian)(dian)恢復(fu)正(zheng)常后再(zai)繼續。
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