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What is the need of earthing transformer for delta side of a transformer. (Think of a line section between a star/delta transformer at a grid substation and delta/star transformer at a village. An earthing transformer is there at the delta side of the star/delta transformer at grid substation). As there are no ground reference there will not be fault current if a one phase is grounded. Further L-L phase will be sensed by the primary side of star/delta transformer as a L-G fault. So why an earthing transformer is required at delta side
1453Post New CEB Electrical Engineering Interview Questions
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CEB Electrical Engineering Interview Questions (4)
What is the difference between simple and facilitated diffusion? Facilitated by which type of molecule does the term “facilitated” mean?
Which command will show you free/used memory?
What is the use of extended interval match function()?
Apparent power is expressed as V * I(Conjugate). Why not in V * I ?
How to use filter on name field if only partial string value is known?
List out the test types that are supported by selenium?
How to get elements in reverse order of an array in php?
Explain the difference between angular.js and backbone.js?
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Explain the two components of Bayesian logic program?
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All of the following are true regarding configuration management except: A. Requires all acceptance decisions to be made through the CCB B. Serves as a change control system C. Describes the physical characteristics of the product of the project D. Controls changes to the characteristics of an item or system
Which ci tools are used in jenkin?
What you know about transaction control transformation?
