why in large rating C.T.s equipotential wires are used?

2 Answers   Essar,

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generally in LT and MV motors we are using 3.5Coresx16,25,35,50 etc cable for supply.although motors is earthed at two point and having all protection.then why we are using that 1/2 core for earthing the motors.while in HT cable we are using only 3core cable for motor supply.generally lt and mv motors are delta connected and ht motors having star connection.whethere it is having any relation with winding connection( star or delta).all motors i am talking about are dol only.can anybody solve my confusion.thanks...

0 Answers  

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Why a Permanent Magnet Generator has higher frequency as compared to frequency of main alternator?

0 Answers  

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how the aircraft outer body and inner body is separated ?

0 Answers  

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why the earth pin is thicker than other pins in a plug? If it is for reducing resistance, then why the copper earth wire is not so thick as earth pin of socket?

5 Answers   Omax,

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Thumb rule of cable size(rm>30 rm)X multiplying factor=ampere

0 Answers   Kazi Farms, SKI Carbon Black,

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what is Fan Control Cubicle

0 Answers  

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Can neutral line also be use as a earthting for distribution transformer, or we need separate earthing pit forh the transformer?

1 Answers  

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what is the means of dedicate earthing?

2 Answers  

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How to find out freqency in Ac and Dc and also how u control it

2 Answers   MacLellan,

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What is the principle of Excitation.

1 Answers  

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plz tel me syllabus and exam date 4 jr executive engg (electrical)

0 Answers   AAI Airports Authority Of India,

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