Answer / prakash

You need to required following data

Voltage Level, Current, Protection Class, SC Current
Etc while selecting CT's & PT's

Answer / manohar

The above answer is correct , the procedure is same in
selecting 6.6kv also

why the capacity of power plant is given in MW though the generators are rated in MVA?

3 Answers   TATA,

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Y phase plates are used in transmission line??? what is there need???

0 Answers  

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Does the dg syncronization sucessful in practical.

2 Answers  

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why ohms law does not obey semi-conducters?

2 Answers  

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ii) A shunt motor supplied at 230V, runs at 900 rpm when the current is 30A. The resistance of the armature is 0.4 ohms. Calculate the resistance required in series with the armature to reduce the speed to 600 rpm, assuming that the armature current is then 20A. [12]

0 Answers  

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I have 4 DG set with 1500KVA rating. system breakers are 11KV & alternator are 415 Volts. i want to Know what is max. resistance for body earthing & 415 & 11KV V Neuteal earthing. my fault current is 14 times for 2 sec.

2 Answers  

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Definition of grid?

7 Answers   L&T, Pace Power Systems, Vijai Electricals,

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why stay insulator is not used with stay wire for 11kv Lines. Whereas it is used for LT lines ?

2 Answers   Essar,

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Difference between megger test equipment and contact resistance meter test instruments?

0 Answers  

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how does relay works?

16 Answers  

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what is the role and fuction of automatic transfer switch in rotary ups

0 Answers   Dynaspede,

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We store the d.c supply...then why can't we store A.c supply???

4 Answers  

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