Answer / abhishek

Yes there is a flux in ur room. u can see by needle shows
deflection. it is because by geometrical poles of earth.

3 measuring instrument for transformers?

5 Answers  

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if a motor is running at 1500rpm then how you can find its HP

1 Answers   Construction,

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I have a small system with two motors that are running on 380 vac, 60 hz. These motors are expensive and I usally get them from Brazil. I am adding another motor to the system, but I want to purchase a 480 vac, 60 hz motor to use. It will be on a VFD that is rated fro 380 thru 480. Is this posible and will I have to use a larger motor and derate it?

1 Answers   US Electrofused Minerals,

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why are the maintaine power factor and how can this control and this is how work.

1 Answers   Mukand,

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why we use the fuse in only one wire? althrough in ac current the current flows in both directions. why the neutral wire can be taken half the magnitude of phase wire while same current returns from neutral wire?

2 Answers   Bhel,

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how rated the neutral voltage of transformer and reactor, e.g. 400/220, 200MVA transformer have neutral voltage of 33kv. and reactor voltage 145kv. how this rating decided?

1 Answers   MEIL,

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why not feeling shock while touching rotor shaft of induction motor during running condition? during running condition emf induced in rotor.

1 Answers  

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why we do not switched on capicitor panel with DG Supply

3 Answers   DLF,

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what is the generator rating for 40 amp load of 3phase motor.?? 400v voltage of generator... plz tell me with formula its urgent...plzzz... and also tell me that this 40 amp at all phases mean 40 amp on red,40 amp on yellow,40 amp on blue...... or the total sum of that 3phase is 40 amp....

8 Answers  

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why three phase capacitor takes unbalanced current in capacitor bank?

1 Answers   Aggreko,

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What is the criteria that generally follow by distribution licenses to fix contact demand of their industrial customers?

1 Answers  

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How do you convert the lt amps on a transformer to the ht amps?

2 Answers  

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