what is d meaning of inrush current of a trafo ? how u can calculate this ?

1 Answers   Jindal,

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What value of resistance required between Saftey earth and instrunment earth , maximum and minimum values required

1 Answers  

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What will happen if 2 phase supply is given to 3 phase motor?

4 Answers   ABC,

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in shunt clippers why a resistor is used in sereis with the input

0 Answers  

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How to choose the vector group for the step up and step down transformers??? Tell me the which vector group is suitable for step up and step down transformers and whats the reason to choose and whats the benefits???

0 Answers   L&T,

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how to get electrical supervisor competency certificate in gujarat. i did 3 year diploma in electrical

0 Answers  

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What does Transformer vector connection Dy11y5 means?

1 Answers  

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what is an oscillator?

7 Answers  

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What are protection of power transformer?

1 Answers  

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what is the difference between switchgear and circuit breakers and is there any difference between outdoor and indoor switchgear and circuit breakers , and how would you differentiate between switch yard and substation and grid station . thanks

0 Answers   ABC,

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How do i perform grounding of star point of Genset (400V) for making connection with step up transformer of DELTA-DELTA (400V to 20KV) ? while Genset itself has its own neutral and grounding bus bar inside genset breaker box whereas we have another neutral and grounding busbar in synchronizing panel next to genset at maximum distance of 6meter, would someone pls advice if we can only perform neutral grounding in synchronizing panel or should we ground neutral on both places inside genset breaker box and synchronizing panel.

0 Answers   Allied Group,

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What is the breaking capacity of transformer and how can we calculate the breaking capacity of tranformer

0 Answers   Siemens,

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