Comparing to AC transmission, corona & R in DC transmission is……. a) lower b) higher c) same

3 Answers  

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At what load maximum effiecency will be obtained Distribution transformer and Genarating transformer Pls clarify?

4 Answers  

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Enlists the applications of sampled data systems?

0 Answers  

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what we happen if 400 kvar cpacitor banks are on in manual mode and there is no load on mains ??????????????

7 Answers   HCL, Reliance,

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How to test Power Transfomer vector group in the field?

3 Answers   Al-Yamama,

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What is the permissible value of earth resistance and as per which standard / act / rule ?

3 Answers   HBL Power Systems,

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how to calculate the no. of turns in secondary side of CT?

1 Answers  

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IS THE ANY DIFFERENCE B/W GENERATORS & ALTERNATORS

6 Answers  

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what is formula in determining the size of Circuit Breaker for transformer with the following specifications. 7 units of 1600 volts (primary) and 400 volts (secondary). Both Primary and Secondary will have a circuit breaker which is SF6. What should be the Switchgear Main Breaker Size anf the sizes of each brances Circuit Breaker for Primary.

1 Answers   ABB,

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How will polarity test of Dy5 Transformer ?

0 Answers  

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how to changeover ups in this power failur time?

0 Answers   Essar,

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"What is the difference between voltage and potential differnce?"

15 Answers  

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