西(xi)門子MM440變頻器(qi)(qi)啟動(dong)無顯(xian)示問題修(xiu)理(li)檢測，西(xi)門子交流(liu)變頻調(diao)速(su)器(qi)(qi)維(wei)(wei)修(xiu)，440變頻器(qi)(qi)售(shou)后維(wei)(wei)修(xiu)廠家(jia)，10年專注于西(xi)門子變頻器(qi)(qi)設備維(wei)(wei)修(xiu)，擁有(you)西(xi)門子全套測試平臺(tai)，帶載運行可(ke)以快速(su)可(ke)靠的檢測設備故障點(dian)位，精確(que)維(wei)(wei)修(xiu)，上機(ji)測試正常后提供給客戶(hu)，使(shi)設備能(neng)達到現場正常使(shi)用(yong)。為用(yong)戶(hu)節約時(shi)間成本、提高生(sheng)產(chan)效(xiao)率(lv)！
西門子MM440變頻器啟動無顯示問題修理檢測：我公(gong)司(si)是專業從事西門子數控系統，工業控制化(hua)(hua)系統維修領域內的(de)設備為主，涉(she)及行業之(zhi)廣泛，如：機械制造，磨具加(jia)工,液(ye)壓，光(guang)(guang)伏能源、半導體、紡織、線(xian)纜電器(qi)制造，能源裝備，塑料、醫療、環保(bao)、冶金、造紙、汽(qi)車電子、鋼(gang)鐵、化(hua)(hua)工、鍋(guo)爐(lu)控制、煉油、石化(hua)(hua)、光(guang)(guang)纖(xian)、橡膠(jiao)、能源發電、裝飾材料等行業。
西門子MM440變頻器啟動無顯示問題修理檢測;檢查處理檢查底板V34場效應管K2225,發現柵極保護貼片電阻24Ω變值為500kΩ，已損壞。檢測N2集成塊的20腳無電壓，1腳為11.3V,N3集成塊MC340腳為4V,2腳為3.3V.用熱風槍將N3集成塊MC340拆下測量1腳與3腳之間的阻值變為9kΩ，正常應為500kΩ。更換新的N3集成塊MC340和24Ω貼片電阻。上電測試N2、N3集成塊各引腳電壓，正常。恢復接線，運行正常。
總電源部分電路
操(cao)作控制(zhi)面(mian)板(ban)PMU液晶顯(xian)示(shi)屏(ping)(ping)“黑(hei)屏(ping)(ping)”故障(zhang)，大部(bu)分與底板(ban)V34電(dian)(dian)源(yuan)(yuan)管(guan)控制(zhi)極24Ω保護貼片(pian)電(dian)(dian)阻(zu)(zu)(zu)變(bian)值(zhi)(zhi)有(you)(you)直接關系(xi)，變(bian)值(zhi)(zhi)后的電(dian)(dian)阻(zu)(zu)(zu)值(zhi)(zhi)一般為500kΩ~1MΩ之間，有(you)(you)的電(dian)(dian)阻(zu)(zu)(zu)值(zhi)(zhi)變(bian)為無窮大。 (2)故障(zhang)現象：操(cao)作控制(zhi)面(mian)板(ban)PMU液晶顯(xian)示(shi)屏(ping)(ping)“黑(hei)屏(ping)(ping)” 檢查(cha)處理：檢查(cha)底板(ban)，測(ce)量K4繼電(dian)(dian)器線圈(quan)(quan)并聯續流二(er)極管(guan)V20,與K4線圈(quan)(quan)串接二(er)極管(guan)V16擊穿短路，測(ce)N7電(dian)(dian)源(yuan)(yuan)塊(kuai)L7824損(sun)壞，N4集成塊(kuai)UC3844AN 1腳對地(di)電(dian)(dian)阻(zu)(zu)(zu)500Ω，正(zheng)常值(zhi)(zhi)應為15kΩ。更換同型(xing)號(hao)二(er)極管(guan)2支(zhi)、N4集成塊(kuai)UC3844AN、N7電(dian)(dian)源(yuan)(yuan)塊(kuai)L7824后，測(ce)試各點電(dian)(dian)壓正(zheng)常。
西門(men)(men)子(zi)(zi)MM報故障(zhang)(zhang)F0022故障(zhang)(zhang)維(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)，西門(men)(men)子(zi)(zi)MM40顯(xian)(xian)示(shi)F0001維(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)，西門(men)(men)子(zi)(zi)MM430顯(xian)(xian)示(shi)F0002維(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)，西門(men)(men)子(zi)(zi)伺服變(bian)(bian)(bian)頻器(qi)維(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)，西門(men)(men)子(zi)(zi)6SE70整(zheng)流(liu)單(dan)(dan)元維(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)，整(zheng)流(liu)單(dan)(dan)元報F103故障(zhang)(zhang)維(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)，回饋單(dan)(dan)元故障(zhang)(zhang)F007故障(zhang)(zhang)維(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)，西門(men)(men)子(zi)(zi)6SE70報F031維(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)，西門(men)(men)子(zi)(zi)MM變(bian)(bian)(bian)頻器(qi)無(wu)顯(xian)(xian)示(shi)維(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)，變(bian)(bian)(bian)頻器(qi)模塊(kuai)炸(zha)，輸(shu)出(chu)(chu)短(duan)(duan)路，電(dian)機抖(dou)動(dong)，變(bian)(bian)(bian)頻器(qi)溫度(du)(du)報警，F0001過流(liu)維(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)，故障(zhang)(zhang)F0002過壓維(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)，F0003欠壓維(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)，專業西門(men)(men)子(zi)(zi)變(bian)(bian)(bian)頻器(qi)維(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)常見故障(zhang)(zhang)維(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)為：F0001過流(liu)維(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)、F0002過壓維(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)、F0003欠壓維(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)、F0004過溫維(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)、F0012溫度(du)(du)信號不(bu)正常維(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)、F0022功率組(zu)件(jian)故障(zhang)(zhang)維(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)，代碼F0021維(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)、F0024故障(zhang)(zhang)維(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)、F054*維(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)、模塊(kuai)燒維(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)，電(dian)源(yuan)板(ban)壞(huai)(huai)維(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)，無(wu)顯(xian)(xian)示(shi)維(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)，主板(ban)壞(huai)(huai)維(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)，控(kong)制(zhi)板(ban)壞(huai)(huai)維(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)，模塊(kuai)炸(zha)機維(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)，無(wu)輸(shu)出(chu)(chu)維(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)，帶電(dian)機不(bu)出(chu)(chu)力(li)維(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)，電(dian)機抖(dou)動(dong)維(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)，合(he)閘(zha)跳(tiao)閘(zha)維(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)，輸(shu)出(chu)(chu)短(duan)(duan)路維(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)，輸(shu)入短(duan)(duan)路維(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)，F0504故障(zhang)(zhang)維(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu),西門(men)(men)子(zi)(zi)440顯(xian)(xian)示(shi)-----，故障(zhang)(zhang)不(bu)能復位、運行變(bian)(bian)(bian)頻器(qi)內(nei)部冒煙，面板(ban)無(wu)顯(xian)(xian)示(shi)等(deng)均(jun)可快(kuai)速(su)(su)修(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)復。公司(si)配備各型號IGBT模塊(kuai)、主板(ban)、驅(qu)動(dong)板(ban)、電(dian)源(yuan)板(ban)、控(kong)制(zhi)板(ban)、IO板(ban)等(deng)均(jun)有現貨，器(qi)件(jian)采用(yong)西門(men)(men)子(zi)(zi)原裝配件(jian)，維(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)速(su)(su)度(du)(du)快(kuai)，客戶當天送機當天可修(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)好(hao)
MM440變頻器啟動無顯示問題修理型號：
6SE6440-2UD33-7EA1 37 kw
6SE6440-2UD33-7EB1 37 kw
6SE6440-2UD34-5FA1 45 kw
6SE6440-2UD34-5FB1 45 kw
6SE6440-2UD35-5FA1 55 kw
6SE6440-2UD35-5FB1 55 kw
6SE6440-2UD37-5FA1 75 kw
6SE6440-2UD37-5FB1 75 kw
6SE6440-2UD38-8FA1 90 kw
6SE6440-2UD38-8FB1 90 kw
6SE6440-2UD41-1FA1 110 kw
6SE6440-2UD41-1FB1 110 kw
6SE6440-2UD41-3GA1 132 kw
6SE6440-2UD41-3GB1 132 kw
6SE6440-2UD41-6GA1 160 kw
6SE6440-2UD41-6GB1 160 kw
6SE6440-2UD42-0GA1 200 kw
6SE6440-2UD42-0GB1 200 kw
