What is meant by coupling capacitor?

0 Answers  

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what is thermo stat, explain how its working?

1 Answers  

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for a machine R=130 KVA Y=132 KVA B=144 KVA Then what will be the total kva

3 Answers   ABB,

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State thevenin’s theorem?

0 Answers  

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what are types of ups?

1 Answers  

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what is the rating of a power transformer?

1 Answers   ACME,

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what is the difference between the 94 lockout relay and 86 lock out relay. I have noticed that the 94 lockout relay is activated when the distance realy is activated and 86 is activated when the 87T differential is activated. but why can't the same lockouts be used for both the protection schemes

10 Answers   ABB,

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Why generally the Rating of Transformers are in additions of 11 i.e. 11 kVA, 22 kVa, 33 kVA, etc........

8 Answers  

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what is a pf factor in generator.

3 Answers   CSEB,

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what is the reason of power development in synchronous generator due to saliency ?

1 Answers  

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how to find out speed of single phase motor

6 Answers   BARC,

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Why neutral is used in electrical system?

2 Answers  

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