P&H 2800XP电铲提升缓慢无力故障诊断

Diagnosis of the Faults that the P&H2800XP Electrical Shovel Hoists Slowly and Powerlessly

分析了P&H2800XP电铲产生故障的原因,阐述了解决K-925提升电机由于磁极老化造成电机提升缓慢无力的对策。

This paper analyzes the reasons of generating the faults of P＆amp;H2800XP Electrical Shovel,and expounds the countermeasures for solving the hoisting slowly and powerlessly because of the magnetic pole aging of K-925 hoist motor.