Answer / loganath

Winding differential protection, thermal overload, negative
sequence(unbalance), locked rotor, excess long start,
Instantaneous over current, earth fault, bearing,stator
winding temperature monitor

Answer / gowtham

High precision current transformer is used to trip the circuit breaker.for low rating motors current transformer is not required to trip the circuit breaker.

How to increase home power factor? Can we connect capacitor directly? How to select capacity of capacitor?

5 Answers  

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why steady state stability limit is greater than transient stability limit ? How it can be explained ?

0 Answers  

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from generating station If 400v LT line length is 1000m how much voltage is drop and how do i calculate it? which cable will be use for this line?

0 Answers  

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what is MEMS and any one of it applications?

1 Answers  

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what is anode and cathode??

5 Answers   Bombardier,

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how much earthings are mendatory at a 25kva sub station?

3 Answers   Bhel,

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what is the different between rms and average value

1 Answers   Finolex, TATA,

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How Can we calculate the rating of a cable?Show the formula?

2 Answers   Jindal,

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Why do we use center tap transformer that used with portable tools

0 Answers  

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What is meant by "tampering detection" of a electrical energy meter?

3 Answers  

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which signal we found accurate reading of analog signal or degital signal and why?

1 Answers  

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What is C2-M2-E2 class in circuit breaker. why and where it is to be used in circuit breaker

1 Answers  

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