Answer / ankitrakholiya46

It is <3 ohms for GI&
<1 ohm for CU

Answer / k.prakashchandra

For 33KV(minimum)-5 ohm,66-2,110 to 400-1 and gen stations-0.5.

Answer / senthil kumar

Individual < 5 ohms
Grid < 1 ohms

Answer / yogesh nawade

according to NES(US), the value of earth resistance should
be 25 ohm. For efficient system earth resistance value
should be minimum as possible as.

What is the relay function?

2 Answers  

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why potetial transformer primary ground?

1 Answers  

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why the admittance matrix or y bus matrix of a large network is called sparse matrix?

3 Answers  

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In dc ckt. 24v or 110v, which one is more efficient and why?

0 Answers  

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what is the function of generator exciter

11 Answers   NTPC,

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what are the causes for strip heater failure ?

1 Answers  

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how we control automatic generator i'e with to supply (main supply and local generator) when the main supply was break to supply the local supply automatically to begin supplying power.I now this control circuit is the combination of contactor time delay contactor switch and overload relay .but my question is how we combine those component thank you

0 Answers  

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1 KVAR = 1.3Amps but, 25KVAR capacitor/690V capacitor takes just 21Amps as leading current, what is the reason? Please explain...

1 Answers  

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what is the requirement of commutator in a universal motor?

3 Answers  

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Does the hysteresis loss is due to retentivity property of the material? or it is due to reluctance property?

2 Answers  

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synchronous motor of 13.5MW having which type protection? and how to set relay?give me relay setting calculation for different protection for this motor assume efficiency,power factor and other term if neccecery

1 Answers  

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how to synchronize 3 phase slip ring induction motors of different ratings.

0 Answers   GMR,

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