西(xi)門子變頻器(qi)6se70上(shang)電風扇不轉/冷卻風機壞,西(xi)門子6SE70 系列頻器(qi)是西(xi) 門子公(gong)司采用(yong)矢量(liang)控制(zhi)技術, 結(jie)合諸多(duo)*生(sheng)產(chan) 制(zhi)造工藝推(tui)出的高性能頻器(qi), 它*速度(du)控制(zhi) 和轉矩控制(zhi)特性。
西門子變頻器6se70上電風扇不轉/冷卻風機壞,致力(li)于做上海值得信賴的西門子變頻器(qi)維修(xiu)企業,及時為客戶(hu)提(ti)供高品質的維修(xiu)服(fu)務和。
西門子變頻器6se70上電風扇不轉/冷卻風機壞,操作控(kong)制面(mian)板(ban)PMU液晶顯示(shi)屏(ping)(ping)“黑屏(ping)(ping)” 檢(jian)(jian)查(cha)處(chu)理:檢(jian)(jian)查(cha)底(di)(di)板(ban)電(dian)源部分,查(cha)N4(UC3844)PWM脈(mo)寬調制集成塊,測量外(wai)接4腳(jiao)振蕩電(dian)阻原為(wei)7.5,現(xian)(xian)在變為(wei)420k,運(yun)行正(zheng)常。 (7)故障現(xian)(xian)象:操作控(kong)制面(mian)板(ban)PMU液晶顯示(shi)屏(ping)(ping)“黑屏(ping)(ping)” 檢(jian)(jian)查(cha)處(chu)理(參見圖3):檢(jian)(jian)查(cha)底(di)(di)板(ban):主開關電(dian)源開關管V34(K2225)柵極限流(liu)電(dian)阻R133(100和(he)24)電(dian)阻燒壞,測量N4(3844)PWM集成塊,3腳(jiao)過流(liu)保(bao)護外(wai)接電(dian)阻由正(zheng)常時的100變為(wei)400k,更換后,運(yun)行正(zheng)常。
,其他故(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)修(xiu)復包(bao)括:無(wu)法啟動故(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang),無(wu)顯(xian)示故(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang),主板故(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)報(bao)(bao)警(jing),開關電(dian)(dian)源燒(shao)壞,過電(dian)(dian)流故(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)報(bao)(bao)警(jing),欠電(dian)(dian)壓故(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)報(bao)(bao)警(jing),過載故(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)報(bao)(bao)警(jing),過熱故(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)報(bao)(bao)警(jing),接地故(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)報(bao)(bao)警(jing),無(wu)顯(xian)示故(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang),有顯(xian)示無(wu)輸(shu)(shu)出故(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang),主回路(lu)過電(dian)(dian)壓故(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang),主回路(lu)欠電(dian)(dian)壓故(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang),輸(shu)(shu)入欠電(dian)(dian)壓故(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang),輸(shu)(shu)出欠電(dian)(dian)壓故(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang),保險絲熔斷(duan)燒(shao)壞故(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang),上(shang)電(dian)(dian)燒(shao)保險管故(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang),輸(shu)(shu)入缺相故(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang),散熱扇過熱,負載短路(lu)故(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)等FO29,F011,F026,F001,F002,F006,F008,F012,F052,等等故(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)報(bao)(bao)警(jing)維修(xiu)。
流程:
第1步:根據客戶的故障描述,分析判斷該變頻器的可修性。
第2步:客戶寄/送到我公司待檢。
第3步:工程師具體檢測故障點,分析原因,給出處理建議。
第4步:出具檢測報告書給客戶,報告中附有故障點,處理方法,維修價格,所需時間。
第5步:征詢客戶意見,等待客戶確認,同意則進行維修,不同意則原機返回。
第6步:工程師進行故障排除,維修OK, 帶電機測試。
第7步:客戶付款。
第8步:交付客戶使用。
第(di)9步:良好的質量跟(gen)蹤服務。
型號:
6SE7016-1EA61 6.1A 2.2KW
6SE7018-0EA61 8.0A 3.0KW
6SE7021-0EA61 10.2A 4.0KW
6SE7021-3EB61 13.2A 5.5KW
6SE7021-8EB61 17.5A 7.5KW
6SE7022-6EC61 25.5A 11.0KW
6SE7023-4EC61 34.0A 15.0KW
6SE7023-8ED61 37.5A 18.5KW
6SE7024-7ED61 47.0A 22.0KW
6SE7026-0ED61 59.0A 30.0KW
6SE7027-2ED61 72.0A 37.0KW
6SE7031-0EE60 92.0A 45.0KW
6SE7031-2EF60 124.0A 55.0KW
6SE7031-5EF60 146.0A 75.0KW
6SE7031-8EF60 186.0A 90.0KW
6SE7032-1EG60 210.0A 110.0KW
6SE7032-6EG60 260.0A 132.0KW
6SE7033-2EG60 315.0A 160.0KW
6SE7033-7EG60 370.0A 200.0KW
6SE7035-1EK60 510.0A 250.0KW
6SE7036-0EK60 590.0A 315.0KW
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