In a Impedance Based Distance Relay (Quad Characteristics) - Could there be two different Line Angle(RCA) for Ph-Ph & Ph-Gnd? If So Kindly Let me Know.. Where, What are the advantages of the same?

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what is subtransient , transient and study state ac components

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write circuit diagram for a motor rotate in forward direction once it started and when pressed the same button it should rotate in anticlockwise.

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Can any body describe me why a soft starter is used for 6.6kv induction motor instead of VFD ?

1 Answers   Cairn,

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Rccb trip or not with out neutral connect in three phase welding machine

1 Answers  

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What is the formula to calculate the rating of a three phase air circuit breaker

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Which lamp will fuse first(1)20(2)40(3)200 three lamps will fuse together

2 Answers   NTPC,

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How many types of instrument cables are there?

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How to Calculate the maximum Demand required for a connected load for a manufacturing Plant

6 Answers  

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what is difference between power & distrubution transformer ?

3 Answers  

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For some transformers we are using solid neutral earthing while some others we are using resistance earthing why ?

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what ever the ups kva it may 500 kva or 500 va always out put is AC 240 volts its right?

3 Answers  

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