醫用(yong)(yong)IT隔(ge)(ge)離(li)(li)(li)(li)變(bian)(bian)壓(ya)(ya)(ya)器(qi)(qi)(qi)電源系(xi)統原(yuan)理：隔(ge)(ge)離(li)(li)(li)(li)變(bian)(bian)壓(ya)(ya)(ya)器(qi)(qi)(qi)是指輸入繞(rao)組與輸出繞(rao)組帶電氣隔(ge)(ge)離(li)(li)(li)(li)的(de)(de)變(bian)(bian)壓(ya)(ya)(ya)器(qi)(qi)(qi)，隔(ge)(ge)離(li)(li)(li)(li)變(bian)(bian)壓(ya)(ya)(ya)器(qi)(qi)(qi)用(yong)(yong)以避(bi)免偶然同(tong)時(shi)觸及帶電體(ti)，變(bian)(bian)壓(ya)(ya)(ya)器(qi)(qi)(qi)的(de)(de)隔(ge)(ge)離(li)(li)(li)(li)是隔(ge)(ge)離(li)(li)(li)(li)原(yuan)副邊繞(rao)線圈各自(zi)的(de)(de)電流。一次側(ce)、二(er)次側(ce)繞(rao)組間有較高絕緣強(qiang)度以隔(ge)(ge)離(li)(li)(li)(li)不同(tong)電位抑制共模干擾(rao)的(de)(de)變(bian)(bian)壓(ya)(ya)(ya)器(qi)(qi)(qi)。醫用(yong)(yong)隔(ge)(ge)離(li)(li)(li)(li)變(bian)(bian)壓(ya)(ya)(ya)器(qi)(qi)(qi)的(de)(de)變(bian)(bian)比通常是1：1。根據GB 16895.24-2005標準和(he)IEC60364-7-710有關規定(ding)，在2類(lei)場所(suo)內(nei)（各類(lei)手術室(shi)、喚醒室(shi)、監護室(shi)、心臟(zang)監護室(shi)等均屬(shu)于2類(lei)場所(suo)）必須(xu)使用(yong)(yong)IT隔(ge)(ge)離(li)(li)(li)(li)電源系(xi)統進(jin)行供電。

變壓器(qi)超溫故障報(bao)警的(de)原(yuan)因一般是由于(yu)環境溫度過高或通(tong)風(feng)不良造成(cheng)，及時(shi)的(de)降(jiang)低(di)環境溫度和給變壓器(qi)通(tong)風(feng)散熱(re)可消除(chu)故障。超負(fu)荷(he)故障報(bao)警的(de)情(qing)況發生比較(jiao)少，如(ru)果出(chu)現變壓器(qi)超負(fu)荷(he)情(qing)況時(shi)，可以斷(duan)開回路來降(jiang)低(di)變壓器(qi)的(de)負(fu)荷(he)，在緊急的(de)情(qing)況下不能斷(duan)開回路時(shi)，例(li)如(ru)：醫用隔離變壓器(qi)允(yun)許短時(shi)間超負(fu)荷(he)使用。隔離變壓器(qi)屬(shu)于(yu)安全電源，一般用來機(ji)器(qi)維修、保養用，起(qi)保護(hu)、防雷、濾波作用。

安全(quan)電(dian)(dian)(dian)壓(ya)(ya)電(dian)(dian)(dian)路(lu)的(de)(de)帶電(dian)(dian)(dian)部分必須與(yu)(yu)(yu)較高的(de)(de)電(dian)(dian)(dian)壓(ya)(ya)電(dian)(dian)(dian)路(lu)有電(dian)(dian)(dian)氣隔(ge)離，而且(qie)不得(de)連接到大地(di)、保(bao)護導(dao)體或(huo)其他電(dian)(dian)(dian)路(lu)等(deng)，但變(bian)壓(ya)(ya)器(qi)一(yi)次與(yu)(yu)(yu)二次之間(jian)的(de)(de)屏蔽隔(ge)離層變(bian)壓(ya)(ya)器(qi)按規定接地(di)或(huo)者接零。如果變(bian)壓(ya)(ya)器(qi)沒有加強絕緣結構，二次邊(bian)應接地(di)或(huo)接零，es710醫用(yong)隔(ge)離變(bian)壓(ya)(ya)器(qi)，以減(jian)少一(yi)次和二次短接的(de)(de)風險(xian)。對于通(tong)常絕緣的(de)(de)電(dian)(dian)(dian)力變(bian)壓(ya)(ya)器(qi)，一(yi)次線(xian)的(de)(de)長(chang)度不得(de)超過(guo)3米，也不得(de)用(yong)于金屬(shu)容器(qi)中。安全(quan)電(dian)(dian)(dian)壓(ya)(ya)配電(dian)(dian)(dian)線(xian)路(lu)好與(yu)(yu)(yu)其他電(dian)(dian)(dian)壓(ya)(ya)等(deng)級的(de)(de)配電(dian)(dian)(dian)線(xian)路(lu)分開敷(fu)設。否則，絕緣等(deng)級應與(yu)(yu)(yu)其他共(gong)同(tong)鋪設的(de)(de)高電(dian)(dian)(dian)壓(ya)(ya)等(deng)級接線(xian)相同(tong)。