- 5 A 380v 50hz 4 Poles 3 Phase Squirrel Cage Induction Motor Was Running At Rated Speed Of 1440 R P M Determine A 1 (20.62 KiB) Viewed 29 times
5. A 380V, 50Hz, 4-poles, 3-phase, squirrel-cage induction motor was running at rated speed of 1440 r.p.m. Determine: (a
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5. A 380V, 50Hz, 4-poles, 3-phase, squirrel-cage induction motor was running at rated speed of 1440 r.p.m. Determine: (a
5. A 380V, 50Hz, 4-poles, 3-phase, squirrel-cage induction motor was running at rated speed of 1440 r.p.m. Determine: (a) The synchronous speed in r.p.m. (Ns); (2 marks) (b) The slip at rated speed (s) (2 marks) (e) The rotor current frequency when standstill (fr): (Nr=0) (2 marks) (d) The rotor current frequency at rated speed (fr). (Nr40) (2 marks)
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