起重電機及冶金用變頻調速電動機為鼠籠轉子電動機。它集傳統的起重冶金用電動機優點及變頻電機優點于一身，使電動機不僅可以滿足頻起動、制動、過載、逆轉、超速、沖擊和振動工作場合的需要，還可滿足變頻器控制下運行的需要，實現軟啟動、四象限運行等，從而減少對設備的沖擊，并節約能源。

電(dian)(dian)(dian)(dian)動(dong)機(ji)(ji)額定電(dian)(dian)(dian)(dian)壓380V，額定頻率50Hz，基準工作(zuo)制(zhi)S3-40%。電(dian)(dian)(dian)(dian)機(ji)(ji)采(cai)用(yong)強迫通風(feng)冷卻方式，使得電(dian)(dian)(dian)(dian)機(ji)(ji)在寬(kuan)廣(guang)的(de)頻率范圍內均有(you)良好(hao)的(de)散熱效(xiao)果。電(dian)(dian)(dian)(dian)機(ji)(ji)絕緣等級(ji)及防護(hu)等級(ji)的(de)設(she)置與(yu)YZ、YZR電(dian)(dian)(dian)(dian)機(ji)(ji)相同。電(dian)(dian)(dian)(dian)機(ji)(ji)安裝尺(chi)寸與(yu)YZ、YZR電(dian)(dian)(dian)(dian)機(ji)(ji)相同，從而保證了良好(hao)的(de)互換(huan)性。電(dian)(dian)(dian)(dian)動(dong)機(ji)(ji)外(wai)形采(cai)用(yong)新的(de)設(she)計，美觀大方。H160以上電(dian)(dian)(dian)(dian)機(ji)(ji)帶(dai)獨立供電(dian)(dian)(dian)(dian)的(de)冷卻風(feng)機(ji)(ji)，以滿(man)足低頻段運行(xing)時通風(feng)散熱的(de)要求。基本系列不帶(dai)編(bian)(bian)碼器(qi)、超速開(kai)(kai)關等(適(shi)合于(yu)開(kai)(kai)關控制(zhi))，編(bian)(bian)碼器(qi)、超速開(kai)(kai)關、制(zhi)動(dong)器(qi)等可(ke)按用(yong)戶需求加裝。是冶金、起(qi)重機(ji)(ji)械的(de)理想動(dong)力，產(chan)品廣(guang)泛用(yong)于(yu)冶金、起(qi)重、水利電(dian)(dian)(dian)(dian)力等行(xing)業(ye)。

起重電機技術(shu)參數

電(dian)(dian)動機的功率等(deng)級(ji)(ji)和(he)安(an)裝尺寸符(fu)合(he)國際電(dian)(dian)工(gong)委(wei)員會(IEC)標準(zhun)，其對應(ying)關系與德(de)國DIN42681及日(ri)本JEM1202標準(zhun)相同(tong)并(bing)可(ke)互(hu)換。電(dian)(dian)動機的絕緣等(deng)級(ji)(ji)為F級(ji)(ji)和(he)H級(ji)(ji)兩(liang)(liang)種。F級(ji)(ji)適用于環境(jing)空氣溫度不超過40℃的一般(ban)場(chang)所;H級(ji)(ji)適用于環境(jing)溫度不超過60℃的冶金場(chang)所。兩(liang)(liang)種電(dian)(dian)動機具(ju)有相同(tong)的參數。

用(yong)(yong)于一般(ban)場(chang)所的電動(dong)機防護(hu)等級為IP44，用(yong)(yong)于冶金場(chang)所的電動(dong)機防護(hu)等級為IP54。

YZ系列(lie)電動機為(wei)鼠籠(long)轉子電動機，YZR系列(lie)電動機為(wei)繞線轉子電動機