該(gai)系列(lie)調(diao)(diao)(diao)速器(qi)(qi)采用(yong)(yong)DTC低速高轉矩(ju)變頻調(diao)(diao)(diao)速技術，使交(jiao)(jiao)流三(san)相異步電(dian)(dian)(dian)機(ji)在低速（1HZ）啟動時，轉矩(ju)可(ke)(ke)達到額定值的300%，因此(ci)機(ji)車(che)(che)(che)重(zhong)載起動的牽引力強(qiang)勁有力。它與直(zhi)流電(dian)(dian)(dian)機(ji)的機(ji)車(che)(che)(che)比較，具有交(jiao)(jiao)流電(dian)(dian)(dian)機(ji)不易損壞、調(diao)(diao)(diao)速器(qi)(qi)無觸(chu)頭無磨損、不用(yong)(yong)高耗能調(diao)(diao)(diao)速電(dian)(dian)(dian)阻(zu)等(deng)特點，實屬(shu)高可(ke)(ke)靠、高性(xing)能、高節(jie)電(dian)(dian)(dian)的產品(pin)。該(gai)系列(lie)調(diao)(diao)(diao)速器(qi)(qi)非(fei)常適(shi)合電(dian)(dian)(dian)機(ji)車(che)(che)(che)大修(xiu)、更新和改(gai)造使用(yong)(yong)，一年節(jie)電(dian)(dian)(dian)可(ke)(ke)收回投資。
