日立货梯经常死机先检查变频器SJ300-110HF-GH，SJ300-150HF-GH
日立货梯经常死机先检查变频器SJ300-110HF-GH，SJ300-150HF-GH，维修很多都是变频器问题，再送电又可以运行几天，这是变频器老化了，对调一个好的变频器试就知道.5000VG3N（FRN011VG3N-4、FRN015VG3N-4GA1，FRN18.5VG5N-4AUD2,FRN022VG3N-4GA2 4HU14AGA1）,,5000VG5N（FRN11VG5N-4、FRN15VG5N-4，FRN15VG5N-4AHU154AUD1 4AUD24AGA1FRN22VG5N-4AGA1H5-15-4AGA1,H5-11-4AGA1，H5-18.5-4AGA1、FRN15VL-4EL，SL1-900/033/4，H5-22-4AGA1 NRB Y 主板EP-3611E-C 驱动板EP-3626D-C）、5000VG7（FRN7.5VG7S,FRN15VG7S-4UD，VG7S、FRN11VG7S-4UDFRN22/18.5VG7S-4UD）、H7-15-4GA1、H7-11-4GA1,EP4147B-C,H7-22-4GA1 H7-18.5-4GA1 4GA7,ER9 HELG7F-4V8-8/11/15 HELG7-4V74V9-11HELG7F-4V9-8/11/154V7AR2 DCF OH1 H7F-11.0-4GA7H7F-8.0-4GA7及面板操作器显示器, 5000G11UD（FRN11G11UD-4C1、FRN15G11UD-4C1,FRN18.5UD,FRN22UD
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