电梯运行抖动检查变频器FRN15LM1S-4C, FRN11LM1S-4C,4XO1,多数是变频器问题,少数是编码器,同型号的变频器还有DT32LL1S-4CN,DT39LL1S-4CN,HELGLI-4V1-7.5/11/15, HLI-7.5LM1S-4GA1 HLI-11LM1S-4GA1 HLI-15LM1S-4GA1 FRN15LM1S-4C, FRN11LM1S-4C,4XO1, FRN7.5LM1S-4C,FRN5.5LM1S-4C,LM1-PP/11-4/15-4, DT56LL1S-4CN,TKE-1-24.5/18.5/32(http::广州日立电梯变频器维修李春发13302251238)
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