Why do we perform an open-circuit test and short-circuit test on the transformer?

0 Answers  

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what is ht breaker

8 Answers  

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how to select cable size?

7 Answers  

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why star point of motor shall not be grounded?

8 Answers  

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What is 2P*0.5 sqmm screened copper cable and what is the use of it..?

1 Answers  

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what is the function of an auto reclosure relay in OHL?

1 Answers  

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what will happen while giving 2 phase supply to 3 phase motor

5 Answers  

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What should be the DC voltage for Hi-pot test on 11kv switchgear

3 Answers  

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i seen a 132kv/11kv transformer,and thier is a sugar factorys 10MW EXPORT PLANT,MY QUESTION IS THAT WHEN THEY EXPORT ELECTRICITY THEY USE THE SAME TRANSFORMER AND THE CONNECT IT TO 132/11KV TRANSFORMERS SECONDARY SIDE CAN ANY ONE EXPLAIN IT.. THE TRANSFORMER IS OF KIRLOSKAR MAKE AND IT HAS TAP CHANGER.

1 Answers  

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why we get 2 differnet values for power factor in 2 watt meter method in 3 phase

0 Answers  

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What does substation operator do in substation?

2 Answers   ABB,

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for which possible reasons a motor can fail to start??

4 Answers   CEB, Essar,

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