1. What is differential relay? How it operates?

3 Answers  

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Dear sir,how should i set the relay in star delta starter..say ex i am having 4ohp motor,,wht should be the relay setting...?

4 Answers  

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Where is servomechanism used?

0 Answers  

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what is the function of Moulded case circuit breaker, why it is called Moulded?

0 Answers  

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if 50hz transformer is required to be run on 50% frequency what needs to be done???????????

6 Answers   century,

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what is the need of starter in tube light and what type of starter is used in that?

0 Answers   Sedemac, Sepco,

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What is ideal IR values for ground and neutral.

0 Answers   Hindustan Power Projects,

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what is the function of anti pumping relays? what is KVAR? How it is generated in alternator? What is 3rd Harmonics? What is IDMT relay?

0 Answers   Aditya Birla,

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In domestic supply, when neutral touches earth the earth leakage trips. Does this mean that if the star (neutral) point of an alternator is earthed that power will flow to earth i.e. a direct short to earth?

1 Answers  

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what should be the acceptrd value of winding resistance for 2.5MVA transformer

0 Answers  

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If you don’t have coal, salt and copper, then how would you earth your connection temporarily at a camp site.?

2 Answers   Focus,

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what is efficient load of transformer in percentage

4 Answers  

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