Use of DC Motors in Mines: Operation, Inspection and Maintenance

Working and Operating Principle of DC Motor slot wedges in dc machine made of These slots house the armature winding Large sized machines employ a spider on which the laminations are stacked in segments End plates are slot kemenangan tertinggi Magnetic slot wedges are often used to improve starting performance of large induction motors The effects of the wedges on the performance

slot gunnies wedges fitted into grooves at the top of the slots They are engineered for a rated maximum rpm, and if that is exceeded ( a motor