Answer / mazen

restricted earth fault relay shall be provided for each
neutral earthed star winding of power transformer

where are the circulat the diesel in DG parts name with pictue

0 Answers   SSP, Wipro,

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1 KW = how many HP

3 Answers  

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diff between grounding & earthing

8 Answers   BARC, Mobiserv, NTPC, Tata Steel Limited,

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what different in delta & star connection in motor?explain

5 Answers   Bhushan Power Steel, Hyundai, KPCL, L&T,

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we all know that corona is nothing but ionization of air around the conductor and there by allowing current to pass through ionized air.but we are not getting any short circuit in between the respective phases though the air turned as a conductive media between them??

1 Answers   Siemens,

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why we don't use air circuit breaker on H T line in place of vacuum circuit breaker ?

2 Answers   Jindal,

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what is MFD value in capacitor?I have 201 Kva load & reactive power is 150 Kvar. so how it is calculated?

2 Answers   IIT,

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What is the direction of rotation of blades in a table fan and in a ceiling fan ?

11 Answers   Power Grid,

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why the transformer ratings in kva

8 Answers   NTPC,

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starting torque is increased and current is decreased by using external resistance in a slip ring induction motor. How??

3 Answers  

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In 2500kva transformer how much is the withstand High voltage power frequency between primary to secondary and earth? And secondary to primary and earth?

1 Answers   Honeywell,

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What is C2-M2-E2 class in circuit breaker. why and where it is to be used in circuit breaker

1 Answers  

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