why not phase to phase fault occure in raining day in hv sub-station?

Answer Posted / ankitshah55

Because rain drops are not continuous. Only in rare cases if rain is full than not only LL but LLL fault can also occur. But in transmission lines the design and slag plays the important role. Also insulators are designed so that water cannot accumulate.

Is This Answer Correct ?    2 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

which fault is severe and why?between lll fault and lllg fault which fault is severe and y?

1998


can i connect the two phases of scott connected transformer,if not why?

1511


Batteries. What is the difference between Lead and Nickel batteries ?

1687


What is meant by control system?

668


How we can calculate the life of Lead acid battery

1312






If I want to lift the water at a height 50m from ground level through two inch(diameter) metal pipe then what is the capacity of motor pump is required? is it possible in single phase supply or not?

1466


1. Can a 12v DC choke operate a 60v/12w PL lamp ? 2. Can a 230v ballast fire / operate a 60v/12w PL lamps.

1762


Can we transmit digital signal to long distance ?

1480


What are diffrent type of road taxes?

1477


What is the method to solve circuit using source transformation?

658


will 1050kva DG set withstand for back charge of 16MVA transformer

1459


Explain about Leakage Test.

1451


Please tell me the formulaes while designing a substation for power Calculations in designing a 33 KV Substation?????

1379


what is the current setting for different relay protection for transformer .

1756


Different types of relay fault which phase sequence??

470