廠商性質：經銷商

所在地：上海市

更(geng)新時間(jian)：2024-06-10

產品簡介：

西門子6SE70伺服控制器啟動就報F006；恒稅電氣公司是維修工業電器設備各種電路板的專業公司。擁有經驗豐富的維修工程師及先進的測試儀器。我們的維修具有周期短、修復率高、質量可靠、收費合理等優點，且特別擅長維修進口設備上無電路圖的電路板。 為企業的生產解決了后顧之憂，得到客戶的高度肯定和贊揚，取得了良好的經濟效益和社會效益。
恒(heng)稅公(gong)司擁有高級工程師，維修(xiu)工齡為10年以上，人均(jun)修(xiu)復(fu)的電路板(ban)數以萬計，負責維修(xiu)各類(lei)疑難電路板(ban)。

西門子6SE70伺服控制器啟動就報F006；。檢查(cha)(cha)(cha)(cha)發(fa)現1#變(bian)(bian)頻(pin)器(qi)OPIS操作面(mian)板(ban)(ban)報(bao)F006,6SE-7035使(shi)用(yong)(yong)(yong)手冊說明(ming)(ming)F006為(wei)直流(liu)(liu)中間回路(lu)Uc電(dian)壓(ya)(ya)過高，裝置關機(ji)，關機(ji)電(dian)壓(ya)(ya)為(wei)1220V。查(cha)(cha)(cha)(cha)看變(bian)(bian)頻(pin)器(qi)故(gu)障(zhang)記錄存儲單(dan)元(yuan)r949=1,確認(ren)故(gu)障(zhang)存儲單(dan)元(yuan)值為(wei)980V。將(jiang)操作臺控制整(zheng)流(liu)(liu)單(dan)元(yuan)開(kai)頭打(da)到零位，關閉變(bian)(bian)頻(pin)器(qi)整(zheng)流(liu)(liu)單(dan)元(yuan)直流(liu)(liu)輸出(chu)電(dian)壓(ya)(ya)Uc，但OPIS操作面(mian)板(ban)(ban)仍顯(xian)示(shi)Uc值為(wei)980V。使(shi)用(yong)(yong)(yong)萬用(yong)(yong)(yong)表測(ce)量Uc值為(wei)14V，在正(zheng)(zheng)(zheng)常(chang)(chang)范圍，說明(ming)(ming)整(zheng)流(liu)(liu)部分良好(hao)，再用(yong)(yong)(yong)萬用(yong)(yong)(yong)表R×1k擋測(ce)量Uc端＋、－和變(bian)(bian)頻(pin)器(qi)輸出(chu)端U、V、W正(zheng)(zheng)(zheng)反(fan)向(xiang)電(dian)阻，均在正(zheng)(zheng)(zheng)常(chang)(chang)范圍，表明(ming)(ming)故(gu)障(zhang)應該發(fa)生(sheng)在直流(liu)(liu)取樣電(dian)路(lu)、電(dian)源(yuan)板(ban)(ban)CUVC板(ban)(ban)之間。依次替(ti)換這些(xie)電(dian)路(lu)板(ban)(ban)，故(gu)障(zhang)依舊。拆解變(bian)(bian)頻(pin)器(qi)，先(xian)拆下電(dian)容器(qi)和銅排組(zu)件(jian)檢查(cha)(cha)(cha)(cha)發(fa)現，6SE-7035變(bian)(bian)頻(pin)器(qi)某塊(kuai)觸發(fa)板(ban)(ban)上電(dian)源(yuan)隔離逆變(bian)(bian)三(san)板(ban)(ban)管T1、T2擊穿損壞(huai)；整(zheng)體拆下驅動(dong)板(ban)(ban)檢查(cha)(cha)(cha)(cha)發(fa)現，兩(liang)(liang)路(lu)驅動(dong)FZ800R16KF4-IGBT的(de)三(san)極(ji)管V2、V3及部分元(yuan)件(jian)均已(yi)損壞(huai)﹙1塊(kuai)驅動(dong)板(ban)(ban)驅動(dong)4只IGBT模塊(kuai)﹚。使(shi)用(yong)(yong)(yong)萬用(yong)(yong)(yong)表R×1k擋檢查(cha)(cha)(cha)(cha)IGBT正(zheng)(zheng)(zheng)反(fan)向(xiang)電(dian)阻，發(fa)現兩(liang)(liang)塊(kuai)IGBT正(zheng)(zheng)(zheng)反(fan)向(xiang)特性正(zheng)(zheng)(zheng)常(chang)(chang)，測(ce)量觸發(fa)極(ji)g異常(chang)(chang)，說明(ming)(ming)IGBT模塊(kuai)已(yi)損壞(huai)。

故障分析與處理：
變頻器面板無任何顯示，且變頻器控制電路上都沒有電壓，屬于開關電源電路不正常工作。檢測開關管K1317漏極上電壓正常，測得控制極上無脈沖信號，而只有一直流電壓。這說明UC3844輸出信號不正常，經檢查UC3844已經損壞，同時開關管K1317也損壞。更換已壞的元器件后，變頻器上電運行一切正常。
G／P9系列出現此故障時有可(ke)能(neng)(neng)是充電(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)阻(zu)或電(dian)(dian)(dian)(dian)源(yuan)(yuan)驅(qu)動板(ban)的(de)(de)(de)C19電(dian)(dian)(dian)(dian)容(rong)損(sun)壞(huai)，對(dui)(dui)于大容(rong)量(liang)G／P9系列的(de)(de)(de)變(bian)頻(pin)(pin)(pin)器出現此故障時也(ye)可(ke)能(neng)(neng)是內部接觸器不吸合造成(cheng)。對(dui)(dui)于G/P11小(xiao)容(rong)量(liang)變(bian)頻(pin)(pin)(pin)器除電(dian)(dian)(dian)(dian)源(yuan)(yuan)板(ban)有問題外(wai)，IPM模塊上的(de)(de)(de)小(xiao)電(dian)(dian)(dian)(dian)路板(ban)也(ye)可(ke)能(neng)(neng)出了問題。30G11以上容(rong)量(liang)的(de)(de)(de)變(bian)頻(pin)(pin)(pin)器，可(ke)能(neng)(neng)是電(dian)(dian)(dian)(dian)源(yuan)(yuan)板(ban)為主板(ban)提供(gong)電(dian)(dian)(dian)(dian)源(yuan)(yuan)的(de)(de)(de)保險管FUS1損(sun)壞(huai)，造成(cheng)上電(dian)(dian)(dian)(dian)無(wu)顯(xian)示的(de)(de)(de)故障，當主板(ban)出現問題后也(ye)會造成(cheng)上電(dian)(dian)(dian)(dian)無(wu)顯(xian)示故障。