Please let me if star point(Nutral) of Delta/ Strar transformer, in 4wire (TPN+E) is tobe gruonded seperatly,inaddition to LV Panel earthing????

1 Answers  

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what is induction furnance? how many phase supply given io its coil for 15 or 20 ton furnance?

1 Answers   Bhel,

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why DC source is used to idetify the polarity of CT/PT?

1 Answers  

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Why DC exitation to AC Generator? Why not AC?

2 Answers   Equate,

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Reversal of corrent feature in MCCB- What is reversalof current -explain broadly.

1 Answers  

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how power factor improves by connecting syncronous motor

2 Answers   ACC,

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What is the difference between earthed & unearthed system?

2 Answers   HCL,

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when the motor was star position that is running ok but when the motor was delta it was tripped? why?

5 Answers   Nimbus, SEL Manufacturing,

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what is the power factor of choke coil used in tubelight

12 Answers   Bajaj,

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What is the maximum breakdown voltage of 11KVA and 66 KVA power line and how it is calculated?

0 Answers   Anglo Platinum, Narnarayan Electrical,

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Why and which type of tertiary winding is used in most of the power transformer?

2 Answers  

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why dc motor is called constant flux motor?

1 Answers  

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