- 6 15 A 460 V 60 Hz Four Pole Y Connected Induction Motor Is Rated At 25 Hp The Equivalent Circuit Parameters Are R 1 (36.4 KiB) Viewed 51 times
6-15. A 460-V, 60-Hz, four-pole, Y-connected induction motor is rated at 25 hp. The equivalent circuit parameters are R₁ = 0.15 XM = 2002 R₂ = 0.154 X, = 1.066 Ω X₁ = 0.852 PF&W = 400 W = 150 W Pcore = 400 W For a slip of 0.02, find (a) The line current I (b) The stator power factor (c) The rotor power factor (d) The rotor frequency (e) The stator copper losses PSCL (f) The air-gap power PAG (g) The power converted from electrical to mechanical form P conv (h) The induced torque Tind (i) The load torque Tload (j) The overall machine efficiency (k) The motor speed in revolutions per minute and radians per second (1) What is the starting code letter for this motor? Pmisc