why the three phase transformer's star point does not sparks or seperated? while we often see that two phases touches each other it sparks and ocationaly conductor breakes out.

4 Answers  

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why all selected supply voltage are multiple of 11

1 Answers   Gamesa, Suzlon,

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Relation between pyramids and electrical technology?

1 Answers  

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why phase to phase voltage are 290 rather then 440?

1 Answers   Bosch,

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What is the difference between isolators and electrical circuit breakers?

0 Answers  

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What is VVVF Drive ?

3 Answers  

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If I have 3 essential main switch board and 3 incoming electricity ,but only 1 genset running is that possible.

0 Answers  

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how to compare with Relay settings for HT&LT panels, RMU panel, and PSS CSS transformer?? 1) Load amps, 2)Tripping time, 3) CT ratio, 4)Cable size 5) Transformer KVA rating 6) transformer full load amps

0 Answers  

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what will happen when two dc motors are connected to each other and anyone of them rotated?

1 Answers  

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when we catch any one of the phases with our both hands in air(without touching ground),our body acts as a conductor.is it correct.please clarrify it.

4 Answers  

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What is the difference between shortcircuit current, rated current of cable & MCB with example? What will be the size of cable required for 5.5 KW motor (Full load current 10 Amps approx.), Starting current with DOL is 120 Amps. Aprrox. Short circuit current with LLLG fault is 2000 Amps Approx.

0 Answers  

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why co incidence factor considered in transformer sizing?

0 Answers  

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