Answer / janairoad

Control circuit

Answer / ankit

to control the closed circuit..

Answer / k.prakashchandra

You mean 2 contacts are made in series in a MCB? That is to
make doubly sure of opening the circuit.If parallel ,it is
to make closing doubly sure ,as you can expect one of the
contacts to open or close definitely .

they transformer oil leakeage to beather tank and top parts . they protection relayes was not operated.what is the oil leakeage problem.

1 Answers  

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will the turbogenerator operate on leading power factor with out modification in the stator winding.

3 Answers   Toyota,

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How to conduct the Magnetic Balance test on Power Transformer?

0 Answers  

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The unit of electrical charge is the

1 Answers  

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how to measure genset CT coil range?

1 Answers  

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why on axial hitting up of air blast on hydrogen produced in oil circuit breaker,temperature rises of the core of the arc?

0 Answers  

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where do we connect tap of tap changer, to H.V. side or L.V.side? and why?

5 Answers   Vedanta,

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what happen when increase or decrease size of lamp,light.glass.

0 Answers  

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How can we deside Short Ckt level of electrical System,Breakers etc.please provide formula to find SC of HV side & LV side

0 Answers  

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why only dc is given as excitation...why not ac???

2 Answers   TCS,

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How to design a Unit auxiliary transformer for a power house having a unit of 65 MW and Generating voltage of 11 KV and Secondary voltage of 433V

0 Answers  

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if AVR fails in D.G set, what will be the effect?

7 Answers  

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