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bhupender
Active Contributor

Join Date: Nov 2006
Posts: 15

VVVF Drive

11/28/2006 4:15 AM

dear sir,

can a motor produce more than the rated torque by using vvvf drive for eg 22nm with 1.72 kw 415v 50Hz motor.

regards

bhupender
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Blink
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Join Date: Aug 2006
Posts: 4484
Good Answers: 246
#1

Re: VVVF Drive

11/28/2006 10:55 AM

Given a large enough drive, a motor can produce far more than its rated torque -- up to the heat and mechanical limits of the motor.

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JRaef
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United States - Member - New Member Engineering Fields - Power Engineering - New Member

Join Date: Sep 2006
Location: California, USA, where the Godless live next door to God.
Posts: 4665
Good Answers: 804
#2
In reply to #1

Re: VVVF Drive

11/28/2006 3:46 PM

...temporarily!

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Blink
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Join Date: Aug 2006
Posts: 4484
Good Answers: 246
#3
In reply to #2

Re: VVVF Drive

11/28/2006 5:15 PM

... sometimes so temporarily, it's all over in a flash!

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