大型中央空调器风机检修后电机电流大故障的分析

Analysis on Over-current Trouble of Motor After Maintenance for Large Central Air-conditioning Fan

介绍了一例中央空调器内通风机转轴检修后对电机电流大故障原因的反复检查、试验、分析及处理过程,认定风机叶轮装反是其根本原因,可供同行安装、维修人员对类似故障处理和风机检修时参考借鉴。

The process of repeatedly inspecting,testing,analyzing and treating the trouble reason of motor with over-current after fan shaft overhaulled in an center air-conditioning is introduced.The basic reason is that fan impeller was in an opposite direction,it can offer the reference of similar trouble treatment and fan overhaul to people working in installation and maintainance.