what is the significance of KV & MVA rating of the transformer and how they are related.

8 Answers  

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What_is_mean_by_negative_dc_voltage? why we use -48v except +48v in DC power supply systems.

2 Answers   APEL, BSES,

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from which formula we select a capacitor rating?

0 Answers   CLG,

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why using carbun bresh in dc motor

3 Answers  

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what is the sweep commenly used 1200mm sweep and 600mmsweep please tell me breifly sweep

1 Answers   Khaitan,

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DIFFERENCE BETWEEN TRANSFORMER AND CURRENT TRANSFORMER?

7 Answers  

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is KVAR (not reverse power) relay necessary to protect from excitor field failure on a brushless, synchroneus generator? Some people with previos experince tell me no but the manufacturers tell me it is designed for that purpose. Is it that it is only necessary for brushless generators and not the older style with the slip rings and brushes?

1 Answers  

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what is the diffrence between resistive load and capoasitive load.?

4 Answers  

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Difference between MCC and PDB

3 Answers   BARC, CDS, NINL,

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Anyone who can recommend an equivalent to Envirotemp FR3 of Cooper?

0 Answers  

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wish of these transformer uses oil?

0 Answers   FJ International,

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Is there any guideline say about display of earthing value near to earth pit

0 Answers  

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