Answer / k.prakashchandra

There can not be earth fault on delta side as there is no
neutral for earthing and the neutral of the primary gets
isolated .It is customary to have delta -star step up
transformer instead of star-delta.

motor is 12.5hp after starting few minets motot get hot? why?

5 Answers  

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Hi All, I am working as a Technical executive in a MNC company and we have 1500KVA & 1250KVA T/F in our site, can you help me that how many maintenance tests can be conducted and what are the procedures included for the tests can you share yours answers and also give any web address to get more information on this

5 Answers   Hyundai,

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What is the operating range of voltage and current in grid supply in India?

4 Answers   BARC,

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What is Control & Relay Panel? And Remote Control Center?

0 Answers   L&T,

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what is the principal of braker

4 Answers  

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How the unidirectional torque produced in dc motor

2 Answers   CGL, Sail,

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What are effect of radio system in DCS Distributed control system ?

1 Answers   Sabic,

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What makes the difference between 50Hz supply and 60Hz supply which one is economical and how can you support your answer...........?

2 Answers   Fertichem, Kuwait Oil Company,

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Explain the operation of grid connected central solar inverter ?

0 Answers  

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How do u term the word 'OF' in Megger Testing???

2 Answers  

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The transmission does not have options: a)Partition noise b) Flicker noise c) resistance d) Short noise and reason

0 Answers  

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Why we use d.c. meger in a.c. induction motor?

1 Answers  

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