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彙川變頻器維修常見故障

來源:昌昇自動化時間:2021-09-08

 

彙川變頻器維修常chang見jian故gu障zhang,彙hui川chuan變bian頻pin器qi作zuo為wei國guo內nei一yi個ge知zhi名ming的de品pin牌pai,在zai市shi場chang上shang的de占zhan有you率lv還hai是shi挺ting多duo的de,因yin此ci很hen多duo的de用yong戶hu在zai使shi用yong中zhong也ye會hui碰peng到dao各ge種zhong各ge樣yang的de問wen題ti,彙hui川chuan變bian頻pin器qi也ye是shi維wei修xiu中zhong常chang見jian的de一yi個ge品pin牌pai了le,小xiao編bian在zai這zhe裏li整zheng理li了le一yi份fen彙川變頻器維修常見故障及應對措施,希望對大家有所幫助。


彙川變頻器維修常見故障


彙川變頻器常見故障分析與預防措施


1、過電流
過電流故障包括三個方麵,即恒速、減速、加速過電流,造成該故障的原因在於變頻器的負載發生突變、加減速時間過短、輸出短路、負荷分配不均等。過電流故障是變頻器報警發生率最高的現象;

2、過電壓
過guo電dian壓ya故gu障zhang是shi指zhi當dang電dian動dong機ji處chu於yu發fa電dian狀zhuang態tai下xia,變bian頻pin器qi因yin沒mei有you足zu夠gou的de能neng量liang處chu理li單dan元yuan而er導dao致zhi其qi直zhi流liu回hui路lu電dian壓ya升sheng高gao,直zhi至zhi電dian壓ya值zhi超chao過guo定ding額e保bao護hu值zhi引yin發fa的de故gu障zhang。一yi般ban情qing況kuang下xia,過guo電dian壓ya報bao警jing是shi在zai停ting機ji的de時shi候hou發fa生sheng,造zao成cheng其qi報bao警jing的de主zhu要yao原yuan因yin是shi製zhi動dong電dian阻zu損sun壞huai或huo減jian速su時shi間jian過guo短duan;


3、過、欠壓保護
變頻器出現過、欠qian壓ya保bao護hu,大da多duo是shi由you於yu電dian網wang的de波bo動dong引yin起qi的de,在zai變bian頻pin器qi的de供gong電dian回hui路lu中zhong,若ruo存cun在zai大da負fu荷he電dian機ji的de直zhi接jie啟qi動dong或huo停ting車che,引yin起qi電dian網wang瞬shun間jian的de大da範fan圍wei波bo動dong即ji會hui引yin起qi變bian頻pin器qi過guo、欠(qian)壓(ya)保(bao)護(hu),而(er)不(bu)能(neng)正(zheng)常(chang)工(gong)作(zuo)。這(zhe)種(zhong)情(qing)況(kuang)一(yi)般(ban)不(bu)會(hui)持(chi)續(xu)太(tai)久(jiu),電(dian)網(wang)波(bo)動(dong)過(guo)後(hou)即(ji)可(ke)正(zheng)常(chang)運(yun)行(xing)。這(zhe)種(zhong)情(qing)況(kuang)的(de)改(gai)善(shan)隻(zhi)有(you)增(zeng)大(da)供(gong)電(dian)變(bian)壓(ya)器(qi)容(rong)量(liang),改(gai)善(shan)電(dian)網(wang)質(zhi)量(liang)才(cai)能(neng)避(bi)免(mian)。

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