交流變頻(pin)器(qi)(qi)外接(jie)電(dian)(dian)(dian)(dian)(dian)源是(shi)(shi)將(jiang)市電(dian)(dian)(dian)(dian)(dian)中的(de)(de)互動(dong)電(dian)(dian)(dian)(dian)(dian)所經AC→DC→AC放大， 的(de)(de)輸(shu)出的(de)(de)電(dian)(dian)(dian)(dian)(dian)壓為(wei)干(gan)凈的(de)(de)正(zheng)弦(xian)交流電(dian)(dian)(dian)(dian)(dian)波，的(de)(de)輸(shu)出的(de)(de)電(dian)(dian)(dian)(dian)(dian)壓幀率(lv)和(he)的(de)(de)電(dian)(dian)(dian)(dian)(dian)壓 必(bi)須范疇內可(ke)(ke)手動(dong)調(diao)節。它區別于(yu)采用電(dian)(dian)(dian)(dian)(dian)機馬(ma)達控速用的(de)(de)交流變頻(pin)器(qi)(qi)控速有效(xiao)控制(zhi)器(qi)(qi)接(jie)線圖，也區別于(yu)普通的(de)(de)交流穩壓電(dian)(dian)(dian)(dian)(dian)源。理想(xiang)化(hua)化(hua)的(de)(de)聯席會電(dian)(dian)(dian)(dian)(dian)的(de)(de)基本特征(zheng)是(shi)(shi)速率(lv)安(an)全、額(e)定聊(liao)天電(dian)(dian)(dian)(dian)(dian)壓安(an)全、內電(dian)(dian)(dian)(dian)(dian)阻(zu)約等于(yu)零(ling)、額(e)定聊(liao)天電(dian)(dian)(dian)(dian)(dian)壓弧形(xing)為(wei)純正(zheng)弦(xian)聊(liao)天電(dian)(dian)(dian)(dian)(dian)波（無失(shi)幀）。變頻(pin)電(dian)(dian)(dian)(dian)(dian)非常的(de)(de)臨近(jin)于(yu)理想(xiang)化(hua)化(hua)聯席會電(dian)(dian)(dian)(dian)(dian)，于(yu)是(shi)(shi)，領先(xian)落(luo)后地方愈(yu)來愈(yu)越各地將(jiang)變頻(pin)電(dian)(dian)(dian)(dian)(dian)用來作(zuo)為(wei)準(zhun)則電(dian)(dian)(dian)(dian)(dian)費電(dian)(dian)(dian)(dian)(dian)，這樣可(ke)(ke)以為(wei)電(dian)(dian)(dian)(dian)(dian)費器(qi)(qi)提拱最有效(xiao)的(de)(de)良(liang)的(de)(de)電(dian)(dian)(dian)(dian)(dian)費自(zi)然(ran)環境(jing)，更方便客觀考(kao)核用水器(qi)(qi)的(de)(de)技術工藝(yi)能。 交流變頻(pin)24v電(dian)(dian)(dian)(dian)(dian)源具(ju)體(ti)有二(er)大玩(wan)法：波形(xing)變成型(xing)和(he)SPWM旋(xuan)轉開關型(xing)。