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what is GRR(Grid Rotot resistance)?Why it is used beside of
LRS?
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Answer Posted / mohan
LRS GENERALLY USED FOR STARTING OF MOTOR AND REDUSE THE
STARTING CURRENT AND INCRESE THE TORQUE.GRR ALSO SAME USES
& SPEED CONTROL BY VARRING THE ROTORRESISTANCE OF MOTOR.GRR
IS AGRID RESISTANCE BOX IS CONNECTED WITH ROTOR IN
SERIES.GENERALLY THIS CONTROL USED IN Y/Y CONNECTION WOUND
ROTOR MOTORS
| Is This Answer Correct ? | 23 Yes | 6 No |
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