How to Calculate the Fault Level of Electrical Installation

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Whats the difference between three phase and single phase?

4 Answers  

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why the no.of slots in stator in not equal to the no. of stator in rotor in induction motor????

4 Answers   Jindal,

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How to take vector group test of a transformer? Suppose we dont know the vector group of transformer, how to check its vector group through test? I have 3 transformer DYn11 & DYno& Ynd11, how to confirm its vector group?

1 Answers  

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L&T ACB C-POWER OF 800A FAULS TRIPING AT THE TIME OF 110KW MOTOR STARTS WITH EARTH FAULT RELEASE

1 Answers   Ambuja,

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how can we select the type of wire.what factors we have to look on it , do we have some formula to calculate it. please guide me on it

0 Answers  

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What happen when switch yard one pole not tripe when you tripping the breaker

3 Answers   Adani,

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please tell me formula of 3 phase induction motor under condition{1]when we 3 phase motor starts without load in star or delta connection?thanks

1 Answers  

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in industrial lighting in each circuit how many lamps can be given? and how much load can be put on each circuit? is there standard for this? please help me with the standard description?

3 Answers  

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Why Capacitor & ignator used in MH lamp

2 Answers   Bell,

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what do you mean by switchgears?

5 Answers   Practical Viva Questions,

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hi can any body send me syllabus of rrb electrical section engg... and past pepar also of any board...

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