What is floating earthing?

2 Answers   Equate,

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is dc transformer is possible ?

4 Answers   Jyona Power,

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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 rating of circuit breaker needed for 300 KVA load in 33 KV supply line in a transformer of 33 KV / 415 Volt ?

0 Answers   Hira Group,

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in the exciter the power is feeded from battry or control or whatever.and we need it in the generators for the stating . do we need it in the shutdown also?i mean the exciter>

2 Answers   Shell,

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What is the difference between online ups and offline ups?

44 Answers   Electrical Tech, GMR, Gravity India, HCL, Indus Towers, NIT, Pyramid, Techno Electric and Engineering, UBS,

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i have 28/32 MVA power transformer with 11/6.6 KC voltage rating and 12%impedance.it have star connection at both side.but it have another thied winding tertiary winding.what is used of this winding. pl tell me

7 Answers  

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What are the types of AMF(auto main failure) panel.

1 Answers  

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define reluctance motor & its operation ?whether its operating single phase or three phase ?

1 Answers  

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why we use sinosidal voltage / current instead of others in system?

0 Answers  

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What is the exact minimum vale of voltage between an earth and netural which can damage or can do malfunction of the electronic equipments ? If this is mentioned in any book, pl.give reference.

0 Answers   Bhushan Power Steel,

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i(1)= j0.5 p.u., i(2)= -j0.5 p.u., i(0) =j1 p.u. What kind of fault it is-- a)l-l ,b)l-l-g, c)l-l-l-g, d)l-g.

2 Answers   Areva,

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