How can you calculate in detail the VA burden of current transformer used for Restricted earth fault protection? Please understand that the CT required here is Class PX or X. Also please show the calculations for knee point vtg, stabilizing resistor, magnetising current.

3 Answers  

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what is the difference between thermal magnetic release and microprocessor based release breakers. what are the advantages of latter over the first one...

5 Answers   Jackson, Karthik Industries, McD BERL, TCS,

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why corona loss is less with negative polarity?

3 Answers  

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. What is Electrical Life & Mechanical Life of Circuit Breaker? 2. What is Electrial Life & Mechanical Life of Magnetic Contactor? 3. What is RCD, RCCB & RCBO? 4. What is the Between defferance of RCD, RCCB & RCBO?

0 Answers  

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For 1 KVA load how much KVARH capacitor can be used ?

3 Answers   NLC, TNEB Tamil Nadu Electricity Board,

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Why distribution transformer secondary voltage is 0.433kV instead of 0.415kV.all other switchgear rating are 415 volt??

3 Answers  

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what is slip what is the use of slip?

1 Answers  

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why we cant use AC supply products in DC supply?

21 Answers  

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What are the advantage of free wheeling diode in a full wave rectifier?

0 Answers  

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how the harmonic pluses take place in the flow of current

2 Answers  

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What is phenomenon of electromagnetic induction and how it works?

0 Answers  

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what is the current law ?

4 Answers   Aster, TCS,

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