slot wedges ✓ Detecting partially fallen-out magnetic slot wedges in AC machines

Slot Closures, Slot Wedges, Moulded Insulating Parts Moulded insulating parts: Slot insulations, slot closures, inter phase insulations, coil insulations, etcslot wedges,Often used to improve starting performance of large induction motors, magnetic slot wedges are not without their reliability and maintenance challenges

During the overhaul period of our plant, we detected the tightness of the generator slot wedge after the rotor has been extracted as a key generator overhaul slot wedges,Figures 1-4 show photos of bars experiencing slot discharge considered as fairly serious, and corrective action would be considered necessary Fig 3 Wedges

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