Problem 1: A 208-V four-pole 60-Hz Y-connected wound-rotor induction motor is rated at 30 hp. Its equivalent circuit com

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Problem 1 A 208 V Four Pole 60 Hz Y Connected Wound Rotor Induction Motor Is Rated At 30 Hp Its Equivalent Circuit Com 1 (117.5 KiB) Viewed 46 times

Problem 1: A 208-V four-pole 60-Hz Y-connected wound-rotor induction motor is rated at 30 hp. Its equivalent circuit components are = Xm = 10 12 Pcore = 400 W = R1 = 0.112 R2 = 0.07 12 X1 = 0.21 12 X2 = 0.21 12 Prot,loss = 500 W For a slip of 0.05, find (a) The line current I, (b) The stator copper losses Pscu (c) The air-gap power Pag (d) The power converted from electrical to mechanical form P.com (e) The induced torque Tind (A The load torque Tload (g) The overall machine efficiency (h) The motor speed in revolutions per minute and radians per second conv Notes: 1. Use the IEEE-recommended equivalent circuit to solve Problem 1. 2- All indicated parameters are already refereed to the stator side.