C98043-A1685-L11/驅(qu)(qu)動板(ban)十年維修(xiu)(xiu)技術,西門子6SE4041整流單元觸發板(ban)/驅(qu)(qu)動板(ban)/控制板(ban)售后維修(xiu)(xiu)廠家(jia),公司擁有*、*的檢測儀(yi)(yi)器(qi)及專業維修(xiu)(xiu)技師(shi),如(ru)示波(bo)器(qi)、邏輯分析(xi)儀(yi)(yi)、集成電路在線(xian)測試(shi)儀(yi)(yi)、負載(zai)試(shi)驗裝備等,實(shi)現無(wu)圖紙(zhi)化芯(xin)片級維修(xiu)(xiu),修(xiu)(xiu)復率達95%以上。
C98043-A1685-L11/驅動板十年維修技術,西門(men)(men)子(zi)(zi)6SE4041整流單元觸(chu)發(fa)板/驅動板/控制板售后維(wei)修(xiu)(xiu)(xiu)廠家,我(wo)公(gong)司是(shi)國內較早從事(shi)工控設(she)備(bei)維(wei)修(xiu)(xiu)(xiu)單位(wei),是(shi)德國SIEMENS西門(men)(men)子(zi)(zi)專(zhuan)業維(wei)修(xiu)(xiu)(xiu)單位(wei),目前擁(yong)有(you)專(zhuan)業的(de)維(wei)修(xiu)(xiu)(xiu)工程師和*維(wei)修(xiu)(xiu)(xiu)設(she)備(bei),具(ju)有(you)豐富的(de)維(wei)修(xiu)(xiu)(xiu)技術(shu)和經驗。我(wo)們一(yi)直專(zhuan)注維(wei)修(xiu)(xiu)(xiu)技術(shu)的(de)研究,保證不(bu)二次(ci)損壞機器(qi),一(yi)般故障當天修(xiu)(xiu)(xiu)好,不(bu)收取任何檢測費(fei)用,維(wei)修(xiu)(xiu)(xiu)西門(men)(men)子(zi)(zi)就找專(zhuan)修(xiu)(xiu)(xiu)西門(men)(men)子(zi)(zi)公(gong)司!
C98043-A1685-L11/驅動板十年維修技術,西門子6SE4041整流單(dan)元(yuan)觸發板(ban)/驅(qu)動板(ban)/控制板(ban)售后維(wei)修(xiu)廠,故(gu)(gu)障(zhang)修(xiu)復方(fang)法:反饋、檢測電(dian)路(lu)(lu)故(gu)(gu)障(zhang) 在使用變(bian)頻器過程中,經常(chang)會(hui)碰到(dao)變(bian)頻器無輸(shu)出(chu)(chu)現(xian)象,驅(qu)動電(dian)路(lu)(lu)損壞、逆變(bian) 模塊損壞都有(you)可能(neng)引起變(bian)頻器無輸(shu)出(chu)(chu),此(ci)(ci)外輸(shu)出(chu)(chu)反饋電(dian)路(lu)(lu)出(chu)(chu)現(xian)故(gu)(gu)障(zhang)也能(neng)引起此(ci)(ci)類 故(gu)(gu)障(zhang)現(xian)象,有(you)時在實際(ji)中遇到(dao)變(bian)頻器有(you)輸(shu)出(chu)(chu)頻率,沒(mei)有(you)輸(shu)出(chu)(chu)電(dian)壓(ya)(ya)(實際(ji)輸(shu)出(chu)(chu)電(dian)壓(ya)(ya) 非(fei)常(chang)小,可認(ren)為無輸(shu)出(chu)(chu)),這時則應考慮一下是否是反饋電(dian)路(lu)(lu)出(chu)(chu)現(xian)了故(gu)(gu)障(zhang)所致(zhi), 在反饋電(dian)路(lu)(lu)中用于(yu)降(jiang)壓(ya)(ya)的(de)反饋電(dian)阻是較容易出(chu)(chu)現(xian)故(gu)(gu)障(zhang)的(de)元(yuan)件(jian)之(zhi)一
C98043-A1685-L11大容(rong)量的機 種(zhong)均采用(yong)多(duo)組IGBT并聯,故測(ce)量檢查時應(ying)分別逐一進行檢測(ce),逆變器(qi)(qi) 模塊(kuai)(kuai)的損(sun)壞原因很多(duo):如(ru)輸出(chu)負載發生短路;負載過(guo)大,大電流(liu)持續(xu)運 行;負載波(bo)動(dong)很大,導致(zhi)浪涌電流(liu)過(guo)大;冷卻(que)風(feng)扇效果差;致(zhi)使(shi)模塊(kuai)(kuai)溫 度(du)過(guo)高,導致(zhi)模塊(kuai)(kuai)燒壞、性(xing)能變差、參(can)數變化等問(wen)題,引起逆變器(qi)(qi)輸出(chu) 異常(chang)變頻(pin)器(qi)(qi)輸出(chu)頻(pin)率(lv)是受頻(pin)率(lv)給定信號控制(zhi)(zhi)的,所(suo)謂(wei)變頻(pin)器(qi)(qi)頻(pin)率(lv)給定方(fang)式就是控制(zhi)(zhi)變頻(pin)器(qi)(qi)輸出(chu)頻(pin)率(lv)的具體方(fang)法。
西門(men)子整流單(dan)元常見(jian)故障:炸(zha)可控(kong)硅,跳閘,無顯(xian)示,模塊炸(zha),開(kai)不(bu)(bu)(bu)(bu)了機(ji)維修(xiu),變(bian)(bian)頻器(qi)無輸出(chu)(chu),無電(dian)(dian)壓(ya),變(bian)(bian)頻器(qi)冒(mao)煙,變(bian)(bian)頻器(qi)異響,變(bian)(bian)頻器(qi)報(bao)(bao)(bao)(bao)警(jing),通訊(xun)不(bu)(bu)(bu)(bu)上,帶不(bu)(bu)(bu)(bu)動負(fu)載(zai),電(dian)(dian)機(ji)不(bu)(bu)(bu)(bu)轉,電(dian)(dian)機(ji)抖(dou)動,面(mian)板顯(xian)示’E’面(mian)板無顯(xian)示,電(dian)(dian)壓(ya)輸出(chu)(chu)不(bu)(bu)(bu)(bu)平衡,運行幾(ji)分鐘(zhong)報(bao)(bao)(bao)(bao)過流.缺(que)相、過流、過壓(ya)、欠壓(ya)、過熱、過載(zai)、接地,報(bao)(bao)(bao)(bao)錯,故障報(bao)(bao)(bao)(bao)警(jing):FO29,F011,F026,F001,F002,F006,F008,F012,F303,F103,F052,等(deng)等(deng)故障報(bao)(bao)(bao)(bao)警(jing)維修(xiu)。
6SE7024-1EB85-0AA0 41A 15KW
6SE7028-6EC85-0AA0 86A 37KW
裝機/裝柜型
6SE7031-7EE85-0AA0 173.0A 75KW
6SE7032-7EE85-0AA0 270.0A 110.0KW
6SE7033-8EE85-0AA0 375.0A 160.0KW
6SE7034-6EE85-0AA0 463.0A 200.0KW
6SE7036-1EE85-0AA0 605.0A 250.0KW
6SE7038-2EH85-0AA0 821.0A 400.0KW
整流/回饋單元 書本型 3AC380-480V
6SE7022-1EC85-1AA0 21A 7.5KW
6SE7024-1EC85-1AA0 41A 15KW
6SE7028-6EC85-1AA0 86A 37KW
整流/回饋單元 裝機/裝柜型
3AC380-480V
6SE7031-7EE85-1AA0 173A 75KW
6SE7032-2EE85-1AA0 222A 90KW
6SE7033-1EE85-1AA0 310A 132KW
6SE7033-8EE85-1AA0 375A 160KW
6SE7034-6EE85-1AA0 463A 200KW
6SE7036-1EE85-1AA0 605A 250KW
6SE7038-2EH85-1AA0 821A 400KW
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