why transformer are rated in KVA not in watt?

7 Answers   DMRC, L&T, TCS,

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why earth fault current is always less than the o/c

2 Answers  

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Procedure for conduting vector group test on power transformers.why it is conducted?

6 Answers   Grasim,

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in three phase with neutral connection, what will happen,if the neutral is in open condition with single phase distribution panel

4 Answers  

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how we can select a transformer based on a particular load. suppose we have 4 motors of rating 40 h.p , 50 h.p, 80 h.p & 100 h.p. then what rating of transformer we can select. urgent. pls reply

6 Answers  

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what type of loads are inductive load & resistive load ?how they different between each other ?

5 Answers  

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we have consol make 3 phase servo stabilizer for cnc m/c. while installing the earth neutral voltage is 1.7 volts at stbilizer off condition and when stabilizer get on en voltage reaches 4.8 volts (new earthing is done and neutral is helthy condition all phase to neutral volts 440,442,441 v)why this happen.solution for cause.

3 Answers  

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state application of relay in transmission line?

4 Answers  

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Why only sinusoidal ac voltages are generated?why not triangular or sawtooth?

0 Answers  

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When semiconductor fuse does save thyristor in each cycle of conduction? Why under voltage setting keep less in SPRS and more in DC drive?

0 Answers  

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In a 3 phase squirrel cage induction motor why does rotor rotate? will 3 phase transformer rotate like a motor if it is placed on bearings and powered up? give reason

10 Answers   Siemens,

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what will happen if dc machine are supplied by ac source??

2 Answers  

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