采购字段 采购前需要确认的关键规格 材质/可选材料 Motor frame, winding and insulation configuration are selected by power, voltage, environment and duty. 适配主机 CrusherScreening equipmentConveyorSand washerFilter press 询价必须提供 Power, voltage, frequency and speedMounting method and shaft directionProtection grade and working environmentMatched equipment and starting method if known 常见磨损原因 Overload or phase lossDust, water or poor ventilationBearing failure or voltage instability 是否支持定制 Voltage, frequency, mounting and protection configuration can be discussed according to supply availability.