三(san)(san)相(xiang)(xiang)變(bian)(bian)(bian)單(dan)相(xiang)(xiang)變(bian)(bian)(bian)壓(ya)(ya)器(qi)(qi)是(shi)把三(san)(san)相(xiang)(xiang)輸入變(bian)(bian)(bian)成一個單(dan)相(xiang)(xiang)輸出的(de)(de)(de)(de)變(bian)(bian)(bian)壓(ya)(ya)器(qi)(qi)。該(gai)變(bian)(bian)(bian)壓(ya)(ya)器(qi)(qi)輸入最(zui)大(da)一相(xiang)(xiang)電(dian)(dian)(dian)流(liu)(liu)是(shi)另外(wai)其中(zhong)一相(xiang)(xiang)電(dian)(dian)(dian)流(liu)(liu)的(de)(de)(de)(de)2倍(bei)。它能(neng)使單(dan)相(xiang)(xiang)220V負(fu)載電(dian)(dian)(dian)流(liu)(liu)降低40%；單(dan)相(xiang)(xiang)380V負(fu)載電(dian)(dian)(dian)流(liu)(liu)最(zui)大(da)一相(xiang)(xiang)電(dian)(dian)(dian)流(liu)(liu)與之相(xiang)(xiang)同，而(er)另外(wai)兩相(xiang)(xiang)是(shi)最(zui)大(da)一相(xiang)(xiang)電(dian)(dian)(dian)流(liu)(liu)的(de)(de)(de)(de)50%。它比隔(ge)離(li)變(bian)(bian)(bian)壓(ya)(ya)器(qi)(qi)成本(ben)高。它被(bei)廣泛(fan)用于(yu)(yu)工礦企業特定負(fu)載的(de)(de)(de)(de)場(chang)合(he)中(zhong)，解(jie)決三(san)(san)相(xiang)(xiang)電(dian)(dian)(dian)流(liu)(liu)嚴重(zhong)不平(ping)衡的(de)(de)(de)(de)問題。 三(san)(san)相(xiang)(xiang)變(bian)(bian)(bian)單(dan)相(xiang)(xiang)變(bian)(bian)(bian)壓(ya)(ya)器(qi)(qi)本(ben)系(xi)列(lie)產品適(shi)用于(yu)(yu)交流(liu)(liu)50/60Hz工作(zuo)電(dian)(dian)(dian)壓(ya)(ya)600V以下(xia)。該(gai)系(xi)列(lie)變(bian)(bian)(bian)壓(ya)(ya)器(qi)(qi)絕緣(yuan)耐熱等級為F級。 三(san)(san)相(xiang)(xiang)變(bian)(bian)(bian)單(dan)相(xiang)(xiang)變(bian)(bian)(bian)壓(ya)(ya)器(qi)(qi)鐵心為冷軋(ya)取(qu)向優質硅鋼片迭(die)積(ji)而(er)成，線圈(quan)結構采(cai)用圓筒、橢圓筒和矩形筒式。體積(ji)小(xiao)，性(xing)能(neng)優，安(an)全可靠。
