6RA70控制器電機速度不穩定維修(xiu)(xiu)(xiu)，，你的(de)(de)選擇沒有(you)(you)錯。公司自(zi)成立以來，長期(qi)維修(xiu)(xiu)(xiu)變頻器及伺(si)服驅動器的(de)(de)，觸摸屏，PLC，直流(liu)調速器等(deng)，積累了(le)豐富的(de)(de)維修(xiu)(xiu)(xiu)經驗，對所維修(xiu)(xiu)(xiu)的(de)(de)機器建立完善的(de)(de)維修(xiu)(xiu)(xiu)檔(dang)案，所有(you)(you)我(wo)們(men)維修(xiu)(xiu)(xiu)的(de)(de)機器我(wo)們(men)都(dou)有(you)(you)完善的(de)(de)參數備份(fen)，確保我(wo)們(men)維修(xiu)(xiu)(xiu)的(de)(de)機器上機即能使用。

6RA70控制器電機速度不穩定維(wei)修，怎(zen)樣處理(li)操作過(guo)(guo)電(dian)(dian)(dian)(dian)壓(ya)引起的(de)(de)控制(zhi)器(qi)(qi)(qi)(qi)故障? 為了(le)防(fang)止因操作產生的(de)(de)沖(chong)擊過(guo)(guo)電(dian)(dian)(dian)(dian)壓(ya)導致變(bian)(bian)頻(pin)器(qi)(qi)(qi)(qi)損(sun)壞,一(yi)般可(ke)以(yi)(yi)按(an)以(yi)(yi)下方(fang)法,在(zai)(zai)(zai)變(bian)(bian)頻(pin)器(qi)(qi)(qi)(qi) 的(de)(de)電(dian)(dian)(dian)(dian)源(yuan)輸(shu)(shu)入端采(cai)取(qu)抑制(zhi)或(huo)吸收過(guo)(guo)電(dian)(dian)(dian)(dian)壓(ya)的(de)(de)措(cuo)施。 加(jia)接(jie)壓(ya)敏(min)電(dian)(dian)(dian)(dian)阻保(bao)護方(fang)式的(de)(de)連接(jie)電(dian)(dian)(dian)(dian)路(lu)(lu),是(shi)在(zai)(zai)(zai)變(bian)(bian)頻(pin)器(qi)(qi)(qi)(qi)的(de)(de)電(dian)(dian)(dian)(dian)源(yuan)輸(shu)(shu)入端連接(jie)3只 (1)加(jia)接(jie)壓(ya)敏(min)電(dian)(dian)(dian)(dian)阻保(bao)護方(fang)式 氧化(hua)鋅壓(ya)敏(min)電(dian)(dian)(dian)(dian)阻器(qi)(qi)(qi)(qi),用(yong)于將(jiang)變(bian)(bian)頻(pin)器(qi)(qi)(qi)(qi)輸(shu)(shu)入電(dian)(dian)(dian)(dian)壓(ya)端的(de)(de)輸(shu)(shu)入電(dian)(dian)(dian)(dian)壓(ya)鉗位在(zai)(zai)(zai)變(bian)(bian)頻(pin)器(qi)(qi)(qi)(qi)主(zhu)回(hui)路(lu)(lu)允許(xu)的(de)(de)電(dian)(dian)(dian)(dian)壓(ya)范(fan)圍內(nei)。(2)加(jia)接(jie)RC浪涌吸收元件 如果(guo)變(bian)(bian)頻(pin)器(qi)(qi)(qi)(qi)電(dian)(dian)(dian)(dian)源(yuan)系統(tong)一(yi)次側設(she)置有真(zhen)空斷(duan)路(lu)(lu)器(qi)(qi)(qi)(qi)時(shi),則應在(zai)(zai)(zai)真(zhen)空斷(duan)路(lu)(lu)器(qi)(qi)(qi)(qi)斷(duan)口處設(she)置RC 浪涌吸收元件,也(ye)可(ke)以(yi)(yi)安裝氧化(hua)鋅避雷器(qi)(qi)(qi)(qi),但(dan)在(zai)(zai)(zai)控制(zhi)時(shi)序上(shang),一(yi)定要保(bao)證(zheng)在(zai)(zai)(zai)真(zhen)空斷(duan)路(lu)(lu)器(qi)(qi)(qi)(qi)動 作之(zhi)前,先將(jiang)變(bian)(bian)頻(pin)器(qi)(qi)(qi)(qi)電(dian)(dian)(dian)(dian)源(yuan)開關斷(duan)開。 為了(le)抑制(zhi)電(dian)(dian)(dian)(dian)網中(zhong)高(gao)次諧波電(dian)(dian)(dian)(dian)流(liu)(liu)和閃變(bian)(bian)電(dian)(dian)(dian)(dian)壓(ya)對(dui)變(bian)(bian)頻(pin)器(qi)(qi)(qi)(qi)的(de)(de)工作產生影響(xiang),同時(shi)也(ye)抑制(zhi)變(bian)(bian)頻(pin) 器(qi)(qi)(qi)(qi)產生的(de)(de)高(gao)次諧波電(dian)(dian)(dian)(dian)流(liu)(liu)影響(xiang)供電(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)網的(de)(de)其他用(yong)電(dian)(dian)(dian)(dian)設(she)備,通常采(cai)用(yong)以(yi)(yi)下一(yi)些(xie)處理(li)措(cuo)施。

檢查(cha)螺(luo)(luo)絲釘、螺(luo)(luo)栓以及(ji)(ji)即插(cha) 件等是(shi)(shi)否(fou)(fou)(fou)松動,相間電阻(zu)是(shi)(shi)否(fou)(fou)(fou)有(you)短路(lu)現象(xiang),正常應大于(yu)幾十兆歐，導體(ti) 及(ji)(ji)絕緣體(ti)是(shi)(shi)否(fou)(fou)(fou)有(you)腐(fu)蝕(shi)現象(xiang),如有(you)要(yao)及(ji)(ji)時用酒精擦拭干凈，在條件允許的(de) 情況下,要(yao)用示(shi)(shi)波器(qi)測量(liang)(liang)開關電源輸出各路(lu)電壓(ya)(ya)的(de)平穩(wen)性(xing),測量(liang)(liang)驅動電 路(lu)各路(lu)波形的(de)方(fang)波是(shi)(shi)否(fou)(fou)(fou)有(you)畸(ji)變，UVW相間波形是(shi)(shi)否(fou)(fou)(fou)為正弦波， 接觸(chu)(chu)器(qi)的(de)觸(chu)(chu)點(dian)是(shi)(shi)否(fou)(fou)(fou)有(you)打火痕跡(ji),嚴重的(de)要(yao)更換(huan)同型號或大于(yu)原容量(liang)(liang) 的(de)新品;確(que)認控(kong)制(zhi)電壓(ya)(ya)的(de)正確(que)性(xing),進(jin)行(xing)順序保(bao)護動作試驗;確(que)認保(bao)護顯 示(shi)(shi)回路(lu)無異(yi)常;確(que)認變頻器(qi)在單獨運(yun)行(xing)時輸出電壓(ya)(ya)的(de)平衡度，建(jian)議定(ding) 期檢查(cha),應一年進(jin)行(xing)一次

西門(men)子6RA70直流控(kong)(kong)(kong)制器常見故障：上電跳閘，運行(xing)炸可控(kong)(kong)(kong)硅(gui)，模塊壞(huai)，IGBT燒(shao)，通電燒(shao)保險，無勵(li)(li)磁電壓，報勵(li)(li)磁故障，勵(li)(li)磁過流，速(su)(su)度不(bu)(bu)(bu)可控(kong)(kong)(kong)維(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)，超速(su)(su)維(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)，帶負載報故障維(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)，冷卻風機壞(huai)維(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)，散熱風扇壞(huai)維(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)，直流調(diao)速(su)(su)裝置風扇銷(xiao)(xiao)售(shou)，勵(li)(li)磁板(ban)(ban)(ban)銷(xiao)(xiao)售(shou)，電源(yuan)板(ban)(ban)(ban)銷(xiao)(xiao)售(shou)，可控(kong)(kong)(kong)硅(gui)銷(xiao)(xiao)售(shou)，晶閘管(guan)銷(xiao)(xiao)售(shou)，熔(rong)斷器銷(xiao)(xiao)售(shou)，主板(ban)(ban)(ban)銷(xiao)(xiao)售(shou)，面板(ban)(ban)(ban)銷(xiao)(xiao)售(shou)，擴(kuo)展板(ban)(ban)(ban)銷(xiao)(xiao)售(shou)，CBP2板(ban)(ban)(ban)銷(xiao)(xiao)售(shou)，通訊板(ban)(ban)(ban)銷(xiao)(xiao)售(shou)，脈沖(chong)觸發板(ban)(ban)(ban)銷(xiao)(xiao)售(shou)，轉(zhuan)速(su)(su)度不(bu)(bu)(bu)穩定(ding)維(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)，可控(kong)(kong)(kong)硅(gui)晶閘管(guan)燒(shao)維(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)，直流調(diao)速(su)(su)裝置無顯示維(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)，A018,A015,運轉(zhuan)速(su)(su)度不(bu)(bu)(bu)連貫維(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)，高速(su)(su)不(bu)(bu)(bu)穩定(ding)維(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)，低速(su)(su)不(bu)(bu)(bu)穩定(ding)維(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)，啟動合閘跳保險維(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)，運轉(zhuan)不(bu)(bu)(bu)出力維(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)，控(kong)(kong)(kong)制板(ban)(ban)(ban)維(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)等等。

西(xi)門子控制器(qi)，調(diao)速器(qi)，傳動器(qi)維修(xiu)型號(hao)：

6RA7081-6DS22-0 400A 
6RA7085-6DS22-0 600A 
6RA7087-6DS22-0 850A 
6RA7091-6DS22-0 1200A 
6RA7093-4DS22-0 1600A 
6RA7095-4DS22-0 2000A
6RA7025-6GS22-0 60A 
6RA7031-6GS22-0 125A 
6RA7075-6GS22-0 210A 
6RA7081-6GS22-0 400A 
6RA7085-6GS22-0 600A 
6RA7087-6GS22-0 800A 
6RA7093-4GS22-0 1600A 
6RA7095-4GS22-0 2000A 
6RA7093-4KS22-0 1500A 
6RA7095-4KS22-0 2000A 
6RA7093-4LS22-0 1500A 
6RA7095-4LS22-0 1900A