What is the advantangeous over SFU (switch fuse Unit) & FsU (Fuse Switch unit) which one is better & application of Both?

2 Answers  

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why reactive power control is required

5 Answers  

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why nutral and earthing wire connect with each other in main panel board.?

2 Answers  

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how will calculate the safe starting current of 3-phase squirrel cage induction motor?

0 Answers  

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armature winding of dc machine produce alternating emf then it convert in to dc by using commutator.But only we consider armature resistance why don't we consider inductive reactane effect?

0 Answers   APTransco,

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what is the difference between surge arrestor and surge supressor

1 Answers  

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What is the impact of MCCB & MPCB on Distributed Control System?

6 Answers  

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what is active network?

2 Answers  

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Why not connect relay Y phase for over current and earth fault

1 Answers   HB,

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When measuring the Insulation resistance of a motor winding (winding to earth) using a megger meter, Applied voltage(1000V) was automatically reduced to 500V. and the measured insulation resistance values are also very low (in Kohm range) Can anyone give me a reason???

3 Answers  

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Why is it that variation allowed in supply voltage to motors is (+ or -)10 %, whereas that in frequency is (+ or - )5 %

3 Answers  

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what is reactive power (MVAR) and how it is control? how it is generate in powerplant?

1 Answers  

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