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！
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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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