西子奥的斯电梯西威变频器故障代码 supply:供电电压故障 under voltage:欠电压 over voltahe:过电压 IGBT desaturat:IGBT故障 inst over cuureent：过电流 ground fault：接地故障 curr fbk loss：电流反馈故障 module OT：模块过热 heatsink OT：散热器过热 motor OT：电机过热 heatsink S OT：散热器传感器过热 rugulation S OT：调节板传感器过热 intake air SOT：环境温度传感器过热 cont fbk fail：接触器反馈故障 commcardfault：通讯故障 appl card fault：选件卡故障 drive overload：变频器过载 BU overload：电机过载 data lost：制动单元过载 brake fbk fail：数据丢失 door fbk fail：门驱反馈故障 spd fbk loss:速度反馈丢失