![]() ![]() Other manufacturers will place enough ground wall insulation to cover the temperature range the motor was designed for and have ample amount of slot width to do so. The manufacturer may design the horsepower, torque, and KVA code to its limits when designing how much ground wall protection the coils can absorb with a limited amount of slot width. ![]() When stator windings do fail, there are many items to address to get the stator back to its original manufactured state or better. Mechanical failures could also cause the rotor to fail unexpectedly, calling for a rewind. The timing of a needed motor rewinding will vary according to the application and environment. By Mike Switzer, Product Line Manager - MotorsÄuring the life span of every 3 phase electric AC motor, the stator windings will need to be rewound.
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