There are different classes of protections in power plants.class a,b,c are clear..is there any class d and e r there..and elaborate class b protection.

0 Answers   GMR,

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when secondary volts is given how do we find primary volts, turns, amps of primary and secondary given???

1 Answers  

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explain why the secondary terminal of current transformer should not be lift open circuited.

2 Answers  

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transform oil how going to act like ainsulation purpose

1 Answers   Siemens,

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Can we use BS 6651 and BS EN 62305 standards for computer room lightning ptotection in substation?

0 Answers   Jindal,

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How to calculate load requirement of a 50 flat apartment with 5 kw each unit,sizing of cable,transformer

1 Answers  

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How to select KW/HP rating of motor for particular application? Is there any relationship od RPM?

1 Answers  

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how much excitation voltage required to generate 1mw power?

0 Answers   Saudi Oger,

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in three 3.5 core aluminium ug cable. one cable is used for one phase by shrting R,Y and B wires and other 2 cables used for Y and b phases. balace 3 neutral wires are made common and connected to load. suddenly neutral current was more than line current what is the reason behind this?

1 Answers   DLF,

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Hi, i want to know is meant by power quality? How it can calculated ? How we can improve?

1 Answers  

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What is the power factor of a transformer at no load?

0 Answers  

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What is the maxvoltage drop allowed at any healthy joint at full load ?

1 Answers   Kirloskar, Seyadu,

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