6RA70直流電機速度電流不穩/調速器維修，公(gong)司擁有*、*的檢測儀(yi)器及專(zhuan)業(ye)維修技師，如示波器、邏輯分析儀(yi)、集(ji)成電路在線測試(shi)儀(yi)、負(fu)載試(shi)驗裝備(bei)等，實現無(wu)圖紙化芯片級維修，修復率(lv)達95%以(yi)上(shang)。

6RA70直流電機速度電流不穩/調速器維修，故障(zhang)分(fen)析(xi)：但是(shi)(shi)變頻(pin)器(qi)(qi)(qi)的(de)有(you)(you)(you)(you)(you)些故障(zhang)，是(shi)(shi)不(bu)易(yi)查找(zhao)和(he)(he)(he)試(shi)(shi)驗(yan)的(de)！如普傳變頻(pin)器(qi)(qi)(qi)7600  7800.經常會有(you)(you)(you)(you)(you)OC-P這個故障(zhang)了(le)，這個故障(zhang)范圍(wei)太廣了(le)：系(xi)統干(gan)憂(you)--電(dian)(dian)源(yuan)驅(qu)動(dong)(dong)(dong)板(ban)(ban)--主板(ban)(ban)--IGBT等，都(dou)有(you)(you)(you)(you)(you)可(ke)能(neng)引起(qi)此類(lei)(lei)故障(zhang)！這類(lei)(lei)故障(zhang)還分(fen)三(san)(san)種：一(yi)是(shi)(shi)空載(zai)時(shi)（或帶小電(dian)(dian)機）運行時(shi)OC-P;二(er)是(shi)(shi)上(shang)電(dian)(dian)就(jiu)OC-P; 三(san)(san)是(shi)(shi)在(zai)(zai)客戶(hu)那(nei)帶大負(fu)(fu)載(zai)時(shi)（工作(zuo)負(fu)(fu)載(zai)）報OC-P.前兩項維修(xiu)(xiu)和(he)(he)(he)判斷很有(you)(you)(you)(you)(you)可(ke)能(neng)容易(yi)判斷和(he)(he)(he)修(xiu)(xiu)好(hao)(hao)。因(yin)為有(you)(you)(you)(you)(you)個變量，能(neng)從顯(xian)示的(de)故障(zhang)至(zhi)排除。有(you)(you)(you)(you)(you)了(le)明(ming)顯(xian)的(de)變化。那(nei)第三(san)(san)種形(xing)勢的(de)故障(zhang)就(jiu)不(bu)容易(yi)判斷了(le)，因(yin)為從客戶(hu)的(de)工作(zuo)環境出(chu)現OC-P.而拿(na)到我們這始終沒有(you)(you)(you)(you)(you)顯(xian)示OC-P.不(bu)出(chu)故障(zhang)時(shi)，你(ni)用示波(bo)(bo)器(qi)(qi)(qi)也是(shi)(shi)正常的(de)波(bo)(bo)形(xing)！就(jiu)算你(ni)更換了(le)所有(you)(you)(you)(you)(you)光藕，所有(you)(you)(you)(you)(you)的(de)驅(qu)動(dong)(dong)(dong)板(ban)(ban)上(shang)小電(dian)(dian)解(jie)。也不(bu)一(yi)定就(jiu)修(xiu)(xiu)好(hao)(hao)了(le)，因(yin)為你(ni)拿(na)到變頻(pin)器(qi)(qi)(qi)根本沒有(you)(you)(you)(you)(you)顯(xian)示OC-P。修(xiu)(xiu)好(hao)(hao)沒修(xiu)(xiu)好(hao)(hao)只(zhi)能(neng)上(shang)客戶(hu)那(nei)去(qu)試(shi)(shi)。這就(jiu)需要模擬(ni)負(fu)(fu)載(zai)了(le)。可(ke)是(shi)(shi)我們公司沒有(you)(you)(you)(you)(you)條件制作(zuo)模擬(ni)負(fu)(fu)載(zai)，因(yin)為電(dian)(dian)力不(bu)夠用！同行們有(you)(you)(you)(you)(you)沒有(you)(you)(you)(you)(you)方案呢(ni)？OC-P這種故障(zhang)也不(bu)一(yi)定出(chu)現在(zai)(zai)哪個單元，它有(you)(you)(you)(you)(you)可(ke)能(neng)出(chu)現在(zai)(zai)電(dian)(dian)源(yuan)驅(qu)動(dong)(dong)(dong)板(ban)(ban)，有(you)(you)(you)(you)(you)可(ke)能(neng)出(chu)現在(zai)(zai)主板(ban)(ban)，也有(you)(you)(you)(you)(you)可(ke)能(neng)出(chu)現在(zai)(zai)HGBT和(he)(he)(he)霍耳(er)。不(bu)過大多數是(shi)(shi)出(chu)現在(zai)(zai)電(dian)(dian)源(yuan)驅(qu)動(dong)(dong)(dong)板(ban)(ban)上(shang)。我現在(zai)(zai)需要55KW的(de)電(dian)(dian)源(yuan)驅(qu)動(dong)(dong)(dong)板(ban)(ban)和(he)(he)(he)93KW的(de)電(dian)(dian)源(yuan)驅(qu)動(dong)(dong)(dong)板(ban)(ban)和(he)(he)(he)主板(ban)(ban)。

直流電機調速器應用:  
 直流調速器在數控機床、造紙印刷、紡織印染、光纜線纜設備、包裝機械、電工機械、食品加工機械、橡
膠機械、生物設備、印制電路板設備、實驗設備、焊接切割、輕工機械、物流輸送設備、機車車輛、醫設 
備(bei)、通訊設備(bei)、雷達設備(bei)、衛星(xing)地面接(jie)受系(xi)統等行業廣泛應用。

西門子6RA70直流調速(su)(su)(su)(su)器常見故(gu)(gu)障：無(wu)輸(shu)出，無(wu)勵磁電(dian)(dian)壓，勵磁故(gu)(gu)障，電(dian)(dian)源板(ban)(ban)(ban)壞(huai)，主(zhu)(zhu)板(ban)(ban)(ban)壞(huai)，觸發板(ban)(ban)(ban)板(ban)(ban)(ban)燒(shao)，跳閘，燒(shao)可控硅，模塊炸，速(su)(su)(su)(su)度不(bu)可控,主(zhu)(zhu)板(ban)(ban)(ban)故(gu)(gu)障，控制板(ban)(ban)(ban)壞(huai)，轉速(su)(su)(su)(su)不(bu)正常，開不(bu)了機，過流，過壓，過熱，速(su)(su)(su)(su)度不(bu)穩(wen), 電(dian)(dian)機抖動，低速(su)(su)(su)(su)不(bu)穩(wen)，高速(su)(su)(su)(su)飛車，電(dian)(dian)機不(bu)轉，CUD1 C98043直流控制主(zhu)(zhu)板(ban)(ban)(ban)維修，C98043勵磁板(ban)(ban)(ban)維修,F030 電(dian)(dian)樞(shu)電(dian)(dian)流過大導(dao)致脈沖封鎖等等故(gu)(gu)障維修。

6RA7018-6DS22-0 30A 
6RA7025-6DS22-0 60A 
6RA7028-6DS22-0 90A 
6RA7031-6DS22-0 125A 
6RA7075-6DS22-0 210A 
6RA7078-6DS22-0 280A 
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 
6RA7090-6GS22-0 1000A 
6RA7093-4GS22-0 1600A 
6RA7095-4GS22-0 2000A 
6RA7086-6KS22-0 720A 
6RA7088-6KS22-0 950A 
6RA7093-4KS22-0 1500A 
6RA7095-4KS22-0 2000A 
6RA7088-6LS22-0 900A 
6RA7093-4LS22-0 1500A 
6RA7095-4LS22-0 1900