What is the formuala to calculate the rating of motor protection circuit breaker

0 Answers  

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what is the KVA formula of a three phase transformer

5 Answers  

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why the undervoltage relay's interlock is used in earthswitch closing operation of the 400kV line scheme?

2 Answers  

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what will be the magnetizing current in the testing of 27 MVA transformer?

1 Answers  

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If in a 3 phase supply if the load current is 200A what value of current the each phase R,Y & B will carry?

5 Answers  

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What is Vk and Imag i.e Knee point voltage & Magnetising Current? How to calculate above values? How to define accuracy class 5P10?

7 Answers   Deccan Cements, Doosan, Torrent Power, Transco,

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what's the outstanding feature of universal motor?

2 Answers   Tanfac,

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What is center gravity load in substation?

0 Answers  

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What is the operating range of voltage and current in grid supply in India?

4 Answers   BARC,

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How can we estimate Gen rotor current?

3 Answers  

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what will happen if a part of primary winding of a transformer is accidentally short-circuited?

2 Answers  

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In oil transformer which oil is used & what should be the insulation resistance & heating capacity.

2 Answers  

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