why the the electrical machine coil are damage ? How to prevent it?

2 Answers  

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what is difference between isolation and ultra isolation transformer?, what is the method of testing ?

0 Answers  

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we have 3*1 MW generator one NGR is common for all it will be selected during paralle our problem is two generator ca be paralled but when slecting third one we need to close NGR selection on third one other wise voltage not matching why?

1 Answers  

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can you give me some names of projects which can be used in our daily life & which is having medium cost?

1 Answers  

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can a 150 kva 3 phase 440v/230V delta-wye step down transformer can be use as step up transfoermer with connected loads at 440v side?

0 Answers   RD Square,

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star delta starter control wiring diagram?

1 Answers  

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difference between dol and rdol startors?

2 Answers   Vijai Electricals,

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There is no such thing as a Generator. All power generating devices are Alternator since both generate alternating current since this is the only way electrical power can be generated. In "generators" the alternating current is converted into DC inside the housing of the "generator" in order to give out DC Do you agree? If not please educate me. How else is DC generated if not like above?

2 Answers  

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What is Goerges phenomina to start SYCHNOUSMOTOR?

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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I need the recommended size for a 3 phase transformer at 13.8 KV Primary and connected loads of 3000 kVA at 4200 volts and 2375 kVA @ 480 volts AC.

0 Answers   Duke Energy,

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What if the difference beween internal and exrteranal LBB?

0 Answers  

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