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is 3-phase induction motor need a starter ? why do it so

Answers were Sorted based on User's Feedback



is 3-phase induction motor need a starter ? why do it so..

Answer / pradeep kumar patel

yes, bcz 1-starting current is (5-6 times)greater than
supply current .2-starting toque is (1.1 times) greater
than normal torque.

Is This Answer Correct ?    10 Yes 1 No

is 3-phase induction motor need a starter ? why do it so..

Answer / limna

since an induction motor is started on no load,it has a high starting torque.therefore they are switched on by providing high resistance using a starter.and once the motor has reached its rated speed the starter resistance is slowly cut out.

Is This Answer Correct ?    2 Yes 0 No

is 3-phase induction motor need a starter ? why do it so..

Answer / anilrajkumar

to limit the starting current and thereby reducing the starting torque,preventing the damage to the motor due to high current

Is This Answer Correct ?    2 Yes 0 No

is 3-phase induction motor need a starter ? why do it so..

Answer / saumil patel

i=(V-Eb)\r
so at starting in induction motor back emf is 0.so current will be more than 5 times of full load current,so it need starter for safely starting....

Is This Answer Correct ?    3 Yes 1 No

is 3-phase induction motor need a starter ? why do it so..

Answer / avvkishore

safety and protection purpose

Is This Answer Correct ?    5 Yes 6 No

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