標(biāo)題: 日立無機房UAX2電梯經(jīng)常死機多為變頻器HELG7F-4V8-8問題! [打印本頁]

作者: LCF680707    時間: 2021-1-25 11:19
標(biāo)題: 日立無機房UAX2電梯經(jīng)常死機多為變頻器HELG7F-4V8-8問題!
日立無機房UAX2電梯經(jīng)常死機多為變頻器HELG7F-4V8-8問題,HELG7F-4V8-8/11/15,HELG7F-4V9-8/11/15變頻器用了10年左右,開始老化,進(jìn)入維修周期,要維修一下,有時表現(xiàn)為運行抖動,故障代碼ER9,類似變頻器有、5000VG7(FRN7.5VG7S,FRN15VG7S-4UD,VG7S、FRN11VG7S-4UD  FRN22/18.5VG7S-4UD)、H7-15-4GA1、H7-11-4GA1,EP4147B-C,H7-22-4GA1 H7-18.5-4GA1 4GA7,ER9 HELG7F-4V8-8/11/15   HELG7-4V7  4V9-11  HELG7F-4V9-8/11/15  4V7  AR2 DCF OH1 H7F-11.0-4GA7  H7F-8.0-4GA7及面板操作器顯示器, 5000G11UD(FRN11G11UD-4C1、FRN15G11UD-4C1,FRN18.5UD,FRN22UD)





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