Maintenance team has a 3Φ induction motor 400V, 50Hz, 6 pole delta connected takes 45 kW with a line current of 75 Amps and runs at a slip of 3%. If stator iron loss is 1200 kW, Mechanical Loss is 900 W and resistance between twostator terminals is 0.12 ohms. Determine the torque developed in the shaft in (lb- ft).

Q: At startup, line connected induction machines can draw up to X times their rated current. 4 0.5

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Q: At rest condition, the slip of induction motor is 1. Select one: O True O False

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Q: A. Draw the extemal characteristics curves series de generators.

A: Please find the attachment below

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Q: connected to commutator 1 :

A: The answer is provided in the below step.

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Q: The sinewave has a peak voltage of 7 A and a Half cycle value of 9.3333 ms. What is the frequency?

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Q: If the ratio of V/F has been kept constant and the observed value of hysteresis loss at rated…

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Q: At rest condition, the slip of induction motor is 1. Select one: True False

A: Solution : Slip of  induction motor is 2 to 3% when the motor is operated under the rated load.

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A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

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Q: Ohmic loss

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DC Generator

An electromechanical machine which converts input mechanical energy to respective output electric energy is called a generator.