蜗牛视频

蜗牛视频

河北祥力電機的安裝簡介

2019-02-06 00:00:00 3

1、電動機—般安裝(zhuang)在室內清潔、干(gan)燥的(de)場所(suo),周圍(wei)必須通(tong)風良好,環(huan)境空(kong)氣最高溫度不超過(guo)40℃,最低溫度不低于-15℃,并(bing)應防(fang)止強烈(lie)的(de)熱輻射。  
2、按接線(xian)圖接電(dian)源線(xian)接線(xian)頭(tou)(tou)連接要(yao)緊固(gu),帶引出電(dian)纜、電(dian)線(xian)的電(dian)動(dong)機,可直接和(he)電(dian)源線(xian)連接,接頭(tou)(tou)處要(yao)絕緣密封。 
3、當電(dian)源(yuan)線,相序和電(dian)動粗接線頭標志(zhi)對(dui)應連接時(shi),從軸伸端看電(dian)動機順(shun)時(shi)針旋轉。需要改變轉向時(shi),改變兩根電(dian)源(yuan)線接線的位置即可。 
4、YD系列(lie)等變(bian)級多速(su)(su)(su)(su)(su)異步(bu)電(dian)(dian)動機是利用換(huan)接引(yin)出線的方法來控制轉(zhuan)速(su)(su)(su)(su)(su)變(bian)化的,為保證多速(su)(su)(su)(su)(su)電(dian)(dian)動機運行的可靠(kao)性,設計(ji)和操作控制裝置時應注(zhu)意(yi),在(zai)高速(su)(su)(su)(su)(su)切換(huan)為低速(su)(su)(su)(su)(su)時,必須在(zai)切斷電(dian)(dian)源的同(tong)時斷開(kai)2Y接線的中性點(dian),以(yi)免(mian)在(zai)低速(su)(su)(su)(su)(su)繞(rao)組接通時引(yin)起電(dian)(dian)源短路.在(zai)高速(su)(su)(su)(su)(su)切換(huan)為低速(su)(su)(su)(su)(su)的過程中,必續待電(dian)(dian)動機停轉(zhuan)后才(cai)能接通低速(su)(su)(su)(su)(su)繞(rao)組的電(dian)(dian)源,以(yi)減少(shao)對電(dian)(dian)動機及負載的沖擊.轉(zhuan)速(su)(su)(su)(su)(su)切換(huan)要注(zhu)意(yi)電(dian)(dian)動機的轉(zhuan)向。 
5、電動(dong)(dong)(dong)機(ji)(ji)可(ke)以采(cai)(cai)有聯(lian)軸(zhou)(zhou)(zhou)器(qi),齒輪、皮(pi)(pi)帶與負(fu)(fu)載機(ji)(ji)械(xie)聯(lian)接,4kw以上的(de)2極電動(dong)(dong)(dong)機(ji)(ji)30kw以上的(de)4極電動(dong)(dong)(dong)機(ji)(ji)不宜用皮(pi)(pi)帶傳(chuan)(chuan)動(dong)(dong)(dong),雙軸(zhou)(zhou)(zhou)伸(shen)電動(dong)(dong)(dong)的(de)第二軸(zhou)(zhou)(zhou)伸(shen)只(zhi)能用聯(lian)軸(zhou)(zhou)(zhou)囂(xiao)傳(chuan)(chuan)動(dong)(dong)(dong)。聯(lian)軸(zhou)(zhou)(zhou)器(qi)、皮(pi)(pi)帶輪軸(zhou)(zhou)(zhou)孔與電動(dong)(dong)(dong)機(ji)(ji)軸(zhou)(zhou)(zhou)的(de)配合(he)松緊應(ying)合(he)適,安裝時嚴禁用重(zhong)錘敲(qiao)擊。采(cai)(cai)用聯(lian)軸(zhou)(zhou)(zhou)器(qi)傳(chuan)(chuan)動(dong)(dong)(dong)時,電動(dong)(dong)(dong)機(ji)(ji)軸(zhou)(zhou)(zhou)中(zhong)心線(xian)(xian)與負(fu)(fu)載機(ji)(ji)械(xie)軸(zhou)(zhou)(zhou)中(zhong)心線(xian)(xian)應(ying)重(zhong)合(he), 
聯軸(zhou)器軸(zhou)向保(bao)留1~3mm間隙。 采用(yong)皮帶傳(chuan)達室動時,電(dian)動機(ji)軸(zhou)中心線應與負載機(ji)械(xie)軸(zhou)中心線平(ping)行,皮帶中心線與軸(zhou)中心線相互垂直(zhi)。