Answer / k.prakashchandra

I think it is called so ,as the closed position remains in memory (( L M D ) to give ' auto trip ' indication .

what is the purpose finding power factor?

3 Answers  

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what are the protection for DG set and why?

2 Answers  

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What is current and voltage?

5 Answers  

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WORKING PRINCIPAL OF MCB

5 Answers   TATA,

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why we measure output of transformer in kva?

1 Answers  

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Can u explain : how capacitor act when the supply is given is a.c and d.c. I know that when d.c supply is given then the capacitor charges and becomes open circuited. But please say about when a.c is given. I have seen that when a.c supply is given ,it charges and discharges, But when we plug in capacitor to our daily supply and take it out ,then we join those wires spark will appear,which seems charge is present ,but when a.c is given it should charge and discharge

3 Answers  

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1. If 8.35%Z means the percentage impedance of 132kV-line from power company, we will like to confirm its base capacity?

0 Answers  

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what is class of SPD and dittels of all class ?

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How much earthing frequency is capable?

0 Answers  

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If oil and air can withstand a high MeV when used as an insulator in a transformer, what are the values of how high for each material?

0 Answers  

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what is the maximum load on for 10 kva & 25 kva transformer

8 Answers   ABB, Power Grid,

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What current position are you holding in your current company?

0 Answers  

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