Answer / niti

Earth fault means "the fault that occurs when the current
carrying conductor or live part get connected or touched
with earth"

for example

In 3 core Ar cable if one core damaged or punchered due to
mechanical injures that core touched with Armour, the fault
current pass through Armour to earth via panel

Answer / c.venkatesan

1.insulation failure
2.cable damaged by any excavtion works
3.overloads
4.due to dust
5.any animals are enter into the panel
6.any loose objects near the power system

Answer / not given

this really don't help me sorry for yall lost yall suck at putting answers out there how is this going to help me with my research duhhhhh yall need to THINK!!!!!!!

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