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Why is motor sizing important, why not just go with a larger motor?

April 26, 2017larger motor sizing

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Why is motor sizing important, why not just go with a larger motor?

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A. If the motor’s rotor inertia is the majority of the load, any resonance’s may become more pronounced. Also, productivity would suffer as excessive time would be required to accelerate the larger rotor inertia. Smaller may be better.