red ro inserted in the rotor circuit to obtain maximum torque at starting and what will be rotor starting 0.05 2 and 0.25 2 respectively. What should be the value of external resistance per phase to be wifh a stator to rotor turn ratio of 6.5. The rotor resistance and standstill reactance per phase Example 34.7. A 3-phase, current with this resistance?

Delmar's Standard Textbook Of Electricity
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ISBN:9781337900348
Author:Stephen L. Herman
Publisher:Stephen L. Herman
Chapter35: Harmonics 916
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ro
wifh a stator to rotor turn ratio of 6.5. The rotor resistance and standstill reactance per phase o
Example 34.7. A 3-phase, 400-V, star-connected induction motor has a star-connected n
noted that unpro
inserted in the rotor circuit to obtain maximum torque at starting and what will be rotor staring
0.05 2 and 0.25 2 respectively. What should be the value of external resistance per phase tob
current with this resistance?
Transcribed Image Text:ro wifh a stator to rotor turn ratio of 6.5. The rotor resistance and standstill reactance per phase o Example 34.7. A 3-phase, 400-V, star-connected induction motor has a star-connected n noted that unpro inserted in the rotor circuit to obtain maximum torque at starting and what will be rotor staring 0.05 2 and 0.25 2 respectively. What should be the value of external resistance per phase tob current with this resistance?
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