日立電梯NPH啟動停車抖動跳ER9/OC是變頻器問題H7-15-4GA1、H7-11-4GA1,,H7-22-4GA1 H7-18.5-4GA1 4GA7,ER9 HELG7F-4V8-8/11/15 HELG7F-4V8-8 HELG7F-4V9-8/11/15 4V7 AR2 DCF OH1 H7F-11.0-4GA7 H7F-8.0-4GA7,5000VG7(FRN15VG7S-4UD,VG7S、FRN11VG7S-4UD FRN22/18.5VG7S-4UD
變頻器老化了,這個比較難修,不專業不要修,很多人搞壞變頻器
|