A three-phase, six-pole, 60 Hz, 230-volt wound rotor motor has its stator connected in delta and its rotor in star. There are 80 percent as many rotor conductors as stator conductors as stator conductors. Calculate the voltage and frequency between slip rings if normal voltage is applied to the stator when, a. the rotor is at rest, b. the rotor slip is 0.042

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Author:Robert L. Boylestad
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A three-phase, six-pole, 60 Hz, 230-volt wound rotor motor has its stator
connected in delta and its rotor in star. There are 80 percent as many
rotor conductors as stator conductors as stator conductors. Calculate the
voltage and frequency between slip rings if normal voltage is applied to
the stator when,
a. the rotor is at rest,
b. the rotor slip is 0.042
Transcribed Image Text:A three-phase, six-pole, 60 Hz, 230-volt wound rotor motor has its stator connected in delta and its rotor in star. There are 80 percent as many rotor conductors as stator conductors as stator conductors. Calculate the voltage and frequency between slip rings if normal voltage is applied to the stator when, a. the rotor is at rest, b. the rotor slip is 0.042
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