while doing the excitation current test on power transformer what is the value of voltage to be applied? Nomonal rated voltage or 10% of rated voltage? Is it necessary to apply on high voltage side?

1 Answers   ACC,

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sir, is there any ratio,this much of A.C volt is equal to D.C voltage

3 Answers  

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difference between substation & grid substation?

2 Answers   GMR,

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what is the function of a circuit breaker ?how does the circuit breaker function during normal operation of an electrical system

2 Answers  

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how much watts are equal to one unit of energy meter?

9 Answers  

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The synchronous machine excitation system explain

0 Answers  

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what is the use of current transformer in power transformer secondary side.?its connectyed in WTI

0 Answers  

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What is the minimum percentage of power that a powerplant can support in ilanding mode ?

1 Answers  

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What is given by the definition in BIL IMP/PF = 950/395 kV. This was found in a name plate of a power transformer.

0 Answers   AES,

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why core of transformer in square or rectangular why not in circle or ellipse if this what happens

2 Answers  

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i have seen a picture of a power plant. in that pic. i saw chimney like giant structure which were spreading smoke like something...i want to know is it chimney or cooling towers, as my friends use to say.

2 Answers  

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How to Calculate the maximum Demand required for a connected load for a manufacturing Plant

6 Answers  

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