why generaters need four earthings

5 Answers   Sasken,

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In ups static switch if i gives the supply at output end it will open the circuit in stactic switch or not if it will open then how it operates.

0 Answers  

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If auto trip is operated, can you close the breaker.

2 Answers   KSEB, L&T, Siemens,

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what is working parincipal of a ht transformer

0 Answers   Pidilite,

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What is the minimum load that you can keep in a 3 Phase 40 KVA Diesel Generator? Is it neccessary to load all the 3 phases? Can a phase be left without load?

2 Answers   DRDO,

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for what purpose the star point is done in ct

0 Answers  

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difference between substation & grid substation?

2 Answers   GMR,

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What is the difference in calculating size of AC cables compared to calculating size of DC Cables? Usually DC Cables are larger than AC Cables although they have the same ampacity. Why is it?

0 Answers  

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What is big transformer parts and their function ? Ty

0 Answers  

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Why we use DC for charging of Batteries??Why not AC Supply???

6 Answers   Emerson, Infosys,

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Differentiate between magnetic field and magnetic flux?

0 Answers  

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If MF is 30000, pt ratio is 110 kV/110 v then what is the ct ratio?

2 Answers  

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