Answer / sumit mishra from areva t&

Each & every switchyard are having set of equipment which
are required for tranmission/distribution of electricity.

So we cn classify the protection as..

Distance or line protection
Tranformer protection
Bus bar protection
Back up protection(O/C & E/F)etc...

what are the reasons of low voltage during start the DG?

1 Answers   Godrej, Tata Power,

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what is meant by transformer?

11 Answers  

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how to calculate the capacitor to maintain power factor?

0 Answers   Bosch,

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why DG neutral is earth?

4 Answers   HP,

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I Just want do EHS Certified Certification Distance Course From Govt approved,so can any body provide me details.

0 Answers  

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does frequency affects the load? if yes elaborate it.

1 Answers  

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how meger function

0 Answers  

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what is impedance?

1 Answers   PWD,

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compare between starting charactristics of synchronous motor with those of 3Q Squirrel cage induction motor

0 Answers  

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What is the Ideal Earth to Neutral Rating for Techonology Equipment like Routers, Switched, PABX, Computers etc etc?

2 Answers  

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How to reverse the direction of a DC motor ? By reversing the Armature wires or by reversing the field wires

2 Answers   KFC,

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Bus-bar is made of which material & name of mostly used material in bas-bar design ?

7 Answers  

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