when we decide to use soft starter drive or vfd drive in mcc to operate apump?

0 Answers  

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Is there any other method of damping the oscillation in a synchronous motor other than using damper winding and if yes what is it?

2 Answers   IOCL,

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I want to merge a cable..in between two metering Cubicals which contains CT's and PT's and Energy meter..before taking merger..what are the common things required?

0 Answers  

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In a overhead system why the voltage between line &ground is taken for basic comparison ?and in case of underground cables the comparison take only by the voltage between cables?

1 Answers   L&T,

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suppose if oil in transformer is not used than what constructional change you will do,for insulation and cooling?

2 Answers   ABB,

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How much CTs are required to measure th curent in DOL starting of motor?PLs explain.

1 Answers  

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Define branch?

0 Answers  

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which %age of corona losses increses if frequency is increased to 25%.

3 Answers   ADCET, Maihar Cement,

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what is gapless metal oxide techniques?

1 Answers  

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how can service sitting be setted for MCCB?Example for sittings IR (CURRENT RATING),IS(CURRENT STARTING)IO (current operating)?

0 Answers   Schneider,

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how much current will be drawn by 3 phase, 415v, 50 hz, 20 ton central ac

3 Answers  

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what is the ciruit diagram of transformer vector grup test?

4 Answers   Green Power,

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