Answer / vinod

IN STAR CONNECTION THE VOLTAGE IS REDUCED TO SQRT(3),SO
THERE IS REDUCTION IN VOLTAGE & PROVIDES SAFE STARTING

Answer / raj

iT ALSO DEPENDS ON THE SYSTEM FAULT LEVEL OTHERWISE EVERY
ONE USING DOL STARTER.IF THE FAULT LEVEL IS WELL SUFFICIENT
U CAN USE DOL STARTER.

some meggers have three terminals. wat is the real function of the earth terminal?

2 Answers  

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hi this is hema can anyone mail me previous years questions for the APPSC-A.E.E (in electrical stream.) ......thank u.

0 Answers  

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What is the output of 25 kva 11/.4 kv transformer in kw ? Plz generalized it...

3 Answers   NTPC,

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star delta connection used in reduce the starting current at 3 times . how its reduce the current please explian .

7 Answers   HP,

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fog produced due to?

2 Answers   MAHINDRA,

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how to calculate voltage regulation?

1 Answers   Qtech Software,

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Why transformer called by KVA?

8 Answers   Reliance,

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what is ring system ?

3 Answers   Bhel, Sabic,

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bsnl tta exam question

0 Answers  

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can we load Power capicitors on DG sets?

14 Answers   Neptune, Nimbus, Westin,

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What will be cross section area of copper conductor for carry 2000 amps & 2500 amps....sq.mm.?/

3 Answers  

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if we going for high voltage usages what are the considering factors, why those factors are effected.... please give me an answer related motor factors like wnidnig, frame, temp etc

1 Answers   ABB,

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