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...

how is working d.c amps meter?how to connect the dc ammeter inthe circuite?

2 Answers  

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What shall be the secondary output voltage if the primary winding of a 220/6V, 50 Hz transformer is energized by an 110V, 60 Hz supply?

0 Answers   HPCL,

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What do you mean by Transformer?

9 Answers   Hyundai, NTPC, wbsedcl,

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dear friends plz send link about reluctance & universal motor .thank u

4 Answers  

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How to calculate energy stored in a capacitance

0 Answers  

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List the power rating of any 5 important electrical appliances used in houses.

0 Answers  

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role of shunt coil in circuit breakers

2 Answers  

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Which of the following are ill suited for energy efficient motors application?

0 Answers  

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What is FM200 Gas??Applications........

0 Answers   Emerson,

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why we use dc motor instead of ac motor?

7 Answers   Air Force,

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What is the max value of neutral current that can be allowed in system?

0 Answers  

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what reactive how to maintain

0 Answers  

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