Answer / abhishek goyal

Its related to short circuit current because of that when we
design any plant and there electrical system. design
engg.(first calculate the total load)calculate the max SC
current according to that equipment will be select. Its
called the fault level:
it divided into 2 (Major):
low fault level (for normal equipment)
high fault level (for critical equipment)
as per total load of plant or capacity.

Answer / sakthivel

in our electrical system no of fault available there are
1,open circuits 2,short circuits 3,loose connections 4,earth
faults if any fault depends on voltage and full load current
and insulation cable so that is not idea,

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