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Electric motor repair and re-engineering in the Valley

 

This 3,000 horsepower, 4,000 volt, 900 RPM AC induction fan motor’s fabricated frame showed signs of fatigue and stress.  The small movements allowed by a worn out frame structure can often lead to early winding failure and Babbitt bearing failure.  Additional structural reinforcement was needed prior to replacing the windings and/or bearings.  The photos show […]

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