Send the control circuit digram of a star delta stater?

1 Answers   L&T,

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How to calculate total harmonic distortion level(THD) in VFD? and how can we reduce harmonics?

0 Answers   Apollo,

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In Induction machines which type of emf is induced ( statically or dynamically)?

1 Answers  

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tan delta test of current transformer.

3 Answers   NTPC,

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how gen. load increase or decrease ? what happen with gen on that time

2 Answers  

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can any one list the class-a, class-b & class-c trips of power generator?

3 Answers  

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What's is the difference between IVT and CVT?

1 Answers   CPCL,

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what is the working principle of tube light?

2 Answers  

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Three phase star connected PT transformer primary side one phase fuse is blown what will be the output in secondary side(Secondary side also three phase star connected)

1 Answers  

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Why the motor take high starting current for long time(10- 15 sec) which is connected to Blower as compaire with a motor which is connected with pump with same rating?

2 Answers  

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What are the basic properties of signal flow graph?

0 Answers  

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Three phase power is measured with two wattmeeter for balance three phase load.the reading of one wattmeter is zero.we can conclude that the power factor of balance load is?

1 Answers  

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