Answer / lipika

1.differential protection or merz price protection
2.modern differential protection
3.stator interturn protection

Answer / km

when the protection trip is operated and the has not open
for less than a one second or depend upon our setting it
will gives an alarm.

when the rheostat kept in minimum to maximum position in motors what will happen?

7 Answers  

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what is effect of unbalaced load -- say R 15A, Y 25A, B 10A

4 Answers   TransWorks,

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What is the difference between the relay and the circuit breaker?

1 Answers  

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why do motors burn out? I understand why adding parallel loads to a power source means more current moves through the circuit, and can destroy circuit elements by overheating. What about when you have a vaccuum cleaner intake flush against a floor, a room fan sitting directly against a wall, or a power drill trying to drill through something too hard?

1 Answers  

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what r PID controllers?why they r used?what is there purpose?plz Explain in detail

1 Answers  

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If I want to buy a new Xformer for my plant what are the main parameter will I need to check?

1 Answers  

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In CT, burden is 15 VA and protection 5P20,CT ratio is 100:1 then what would be the knee point voltage ?

2 Answers   ERL,

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why capacitor offer reactance to alternating current?

1 Answers   Electrical,

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why v/f ratio to maintain constant in speed control of induction motor?

3 Answers  

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is it possible to test of bus bar in high rise building without completed full floor ?

1 Answers  

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A 3ph load of 10 KW is equal to how many KW of single phase .

1 Answers  

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What is the alternate solution for testing of polarity by using polarity tester while its milli ammeter does not works?

1 Answers  

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