How to select AC3 duty contactor for DOL & Star-Delta starters

1 Answers  

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What are the protections required in the main lt panel which is connected to the transformer.

1 Answers   Ispat,

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In single core cable, Why non-magnetic material is used??

1 Answers  

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how many amps in 1KVA?

16 Answers   TATA,

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what is the operating time for LBB and how does the LBB relay realise whether cb is opened or not?

0 Answers  

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Does the ferranti effect has some impact on the electricity billing system on high voltage installations?

1 Answers   IISc,

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if 3400kw slipring motor rotor shorting done and motor started on mv drive ,what will be the rotor shoring current

0 Answers  

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how we select fuse rating for motor?

6 Answers  

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Do you know the alignment of a motor?

8 Answers   Reliance,

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which type of amplifiers are used in multimete?

0 Answers   NTPC,

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Why armour HT XLPE power cable required to Earth?

1 Answers  

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v=r*i this means when voltage increases current also increases at constant resistance.... p=v*i this means when voltage increases current decreases to maintain the power constant which one is true...

3 Answers  

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