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20. [2] A 480V, 6 pole, 60Hz, 3 phase motor has a slip speed of 60 RPM. If a VFD is used to drive the motor at 75Hz determine

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a) GORPA NS₂= Voltage appied to motor beominais ao) Ns = 1208 120x60 1200 rpm P 6 Siip speed of No = 60 6RM 120x 75 1500 rpm

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