anyone knows service engineer in chennai for EDM SPARKING MACHINE.CHMER PULSE CD 60 M.pL GIVE ANY CONTACT NOS

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i want to know that how the height of Ct ,cvt ,LA calculated on the basis of creepage distance

0 Answers   Vedanta,

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why transformer rating is given in kva?

2 Answers  

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When connecting a loaded powerplant to the Huge grid,what are the factors to be considered and how the VAR flow will affect the system?

1 Answers  

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If the line voltage is reduced to 75% of its rated value then by what percentage current will reduce ?? 75% 25% 50% no change and why ?

0 Answers  

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plz explain TSM and PSM.with example suppose ct ratio is 4000/5 and tsm is .15 and plug is at 3.75 if fault current is 8000A.so how i find relay oprating time.

2 Answers   College School Exams Tests, ME,

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What will happen when a DC series motor suppllied by an AC source ?

2 Answers  

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When dc supply is fed to rotor of the alternator how it work?

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why the the phase transformer's nuetral has been grounded

2 Answers  

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Assuming that a dedicated neutral earthing transformer is provided for each GT generator, when the two generators are running in parallel, has consideration been given that the earth fault current from one generator stator winding be split between the two neutral earthing transformers? If so, what adverse impact will this have on the operation of the 59N and 27TN devices?

0 Answers   Quest,

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1.why should we connect the measuring instruments in l.v side in short circuit test of a transformer? 2.why the power factor is less in open circuit test of a transformer?

0 Answers  

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What is the advantage and disadvantage of dry type transformer?

5 Answers   Bhel,

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