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西門子6RA70只要開機就跳閘-十年修復診斷,驅(qu)(qu)動電路(lu)的(de)(de)(de)損壞也(ye)是導(dao)致(zhi)過(guo)(guo)流(liu)保護功能(neng)(neng)動作的(de)(de)(de)原因之(zhi)(zhi)一。驅(qu)(qu)動電路(lu)損壞表現出來常見(jian)的(de)(de)(de)現象是缺相(xiang),或三相(xiang)輸出電壓(ya)(ya)不相(xiang)等,三相(xiang)電流(liu)不平衡等特征(zheng)。開(kai)關電源(yuan)損壞的(de)(de)(de)一個(ge)比較明顯(xian)(xian)的(de)(de)(de)特征(zheng)就是控制器(qi)通(tong)電后無(wu)顯(xian)(xian)示(shi)。開(kai)關電源(yuan)的(de)(de)(de)損壞常見(jian)的(de)(de)(de)有開(kai)關管(guan)擊(ji)穿(chuan),脈沖變(bian)壓(ya)(ya)器(qi)燒(shao)壞,以及次級輸出整流(liu)二極管(guan)損壞,濾波電容(rong)使用時間(jian)過(guo)(guo)長,導(dao)致(zhi)電容(rong)特性變(bian)化(容(rong)量(liang)降低或漏電電流(liu)較大),穩壓(ya)(ya)能(neng)(neng)力下降,也(ye)容(rong)易引起開(kai)關電源(yuan)的(de)(de)(de)損壞。另外,變(bian)頻器(qi)通(tong)電后無(wu)顯(xian)(xian)示(shi),也(ye)是較常見(jian)的(de)(de)(de)故障現象之(zhi)(zhi)一,引起這類故障原因,多數也(ye)是由于開(kai)關電源(yuan)的(de)(de)(de)損壞所致(zhi)。
6RA70上電(dian)跳(tiao)閘,6RA70開機(ji)炸可(ke)控硅(gui),模塊壞(huai),IGBT燒,通電(dian)燒保(bao)(bao)險,6RA70無勵(li)磁電(dian)壓,6RA70報勵(li)磁故障,勵(li)磁過(guo)流,速(su)(su)(su)度(du)不(bu)可(ke)控維(wei)(wei)(wei)(wei)修(xiu),超速(su)(su)(su)維(wei)(wei)(wei)(wei)修(xiu),帶負載報故障維(wei)(wei)(wei)(wei)修(xiu),冷卻風(feng)(feng)機(ji)壞(huai)維(wei)(wei)(wei)(wei)修(xiu),散(san)熱風(feng)(feng)扇壞(huai)維(wei)(wei)(wei)(wei)修(xiu),直(zhi)流調(diao)(diao)速(su)(su)(su)裝置風(feng)(feng)扇原廠(chang)出售(shou),,6RA70主板銷售(shou),脈沖觸發板銷售(shou),轉速(su)(su)(su)度(du)不(bu)穩定(ding)維(wei)(wei)(wei)(wei)修(xiu),可(ke)控硅(gui)晶閘管燒維(wei)(wei)(wei)(wei)修(xiu),6RA70直(zhi)流調(diao)(diao)速(su)(su)(su)裝置無顯示維(wei)(wei)(wei)(wei)修(xiu),A018,A015,運轉速(su)(su)(su)度(du)不(bu)連貫(guan)維(wei)(wei)(wei)(wei)修(xiu),高(gao)速(su)(su)(su)不(bu)穩定(ding)維(wei)(wei)(wei)(wei)修(xiu),低速(su)(su)(su)不(bu)穩定(ding)維(wei)(wei)(wei)(wei)修(xiu),6RA70啟動合閘跳(tiao)保(bao)(bao)險維(wei)(wei)(wei)(wei)修(xiu),運轉不(bu)出力(li)維(wei)(wei)(wei)(wei)修(xiu),控制板維(wei)(wei)(wei)(wei)修(xiu)等等。西門子6RA70直(zhi)流調(diao)(diao)速(su)(su)(su)器(qi)常見故障報警:F001,F004,F005,F006 ,F007 ,F030 ,F036,F038,F040 F042,F046,F050,F052,F062,F068,F031,A031,A035,A025,F067,88888,A018,O12.1/O12.2,A019,10.3,F043,F068維(wei)(wei)(wei)(wei)修(xiu)。
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