i want to know how to determine that a surge arrester work properly in 11kv system. and how to test a 12kv surge arrester

0 Answers  

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what is power factor? is it good or bad for a system? what will happen if power factor increase or decrease?

4 Answers   Bhel,

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what is the transformer

6 Answers  

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different between electrical and electronics Engineering????

4 Answers  

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What do you mean by passive circuit elements and why these are called passive?

0 Answers  

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How can ou verify the size of conductor 50Sq.mm ACSR

0 Answers   Adani Power, Apar, EFS, Polycab, WHF,

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what will be the efficiency off x'mer during no load test and during short circuit test

1 Answers   GPSC Gujarat Public Service Commission,

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What is IGBT?Where it is used? What is the difference between IGBT and Thyristor?

5 Answers   AC, Formo Plastic, HBL Power Systems, SECL,

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single phase for 230 then why three phase are 440 volt

4 Answers   ACIL,

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Size of the power cable like 1.5,2.5,4 sq.mm which area calculated from whick area or how specified the size?

1 Answers   MRF,

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HOW MUCH CURRENT DOES SYNCHRONOUS MOTOR TAKES AT SYNCHRONOUS SPEED IN NO LOAD CONDITION ?

0 Answers  

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To prevent the mal operation of a differentially connected relay while energizing a transformer, the relay restraining coil is baised with (a)second harmonic current (b)fifth harmonic current (c)third harmonic current (d)seventh harmonic current

2 Answers  

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