Answer / gunasekaran

if it is 3 phase motor it may be magnetosrictions.
if it is single phase motor torque is pulsating nature so
noise is comming

Answer / k.prakashchandra

If it is inside the starter , check for hold coil( 0 volt) and its accessories

Answer / felixraj

due to manetostriction

what is the difference between ac drives and dc drives?

1 Answers  

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CALCULATE THE TOTAL VOLTAGE DROP AND SELECT THE CABLE SIZE IN MM-SQARE FOR A PANEL-262KW AT 110 METER FROM THE SOURCE SUPPLY , SUPPLY VOLTAGE 240/415

0 Answers   DEWA, Growth,

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As per the Anchor capstan motor specification, full load current is 200A. starting current is 1750 A and acceleration time is less than 8 seconds. Please guide for selection of cable size.

0 Answers  

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how we can calculate the efficiency of a diesel generator ?

0 Answers  

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What are documents to be required for export of the material?

1 Answers   Siemens,

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How calculate the Transformer Impedence With Example

3 Answers  

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HOW DOES THE PERCENTAGE DIFFERENTIAL PROTECTION WORK IN POWER TRANSFORMER

1 Answers  

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why the earth pin is thicker than other pins in a plug? If it is for reducing resistance, then why the copper earth wire is not so thick as earth pin of socket?

5 Answers   Omax,

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I am a possesor of c licence from 1993. I forgot to renew during the year 1998. During that time I was working at TNEB to till date. Is there any possibility to get renewed? or to apply for a new one?

0 Answers  

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Explain The Application Of Storage Batteries?

0 Answers   ABB,

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can we replace Dyn11 transformer to Yy0 transformer and what is the difference between the two type

1 Answers   Arab Contractors,

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if generator is running in iso mode parrallel with grid and suddenly grid breaker off what will happen?

6 Answers   century,

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