Answer / pradeep kumar dhar

The resistance value varies according to the nature of the
soil.It is very high for rocky soils.A value of 1 ohm or
less is considered to be very good.Several pits are
interconnected to reduce the value of earth resistance.

Answer / shri..

It should be bellow one ohm

Answer / vikram

The resistance value depanded to the nature of the
soil.The resistance value is very high for Hill area. when
resistance value of lessthan 1 ohm this value is very good.

Answer / parmod kumar

The resistance value of Earth Pit should below 1 Ohm &
Earth pit are connected to reduce the earth resistance
value.

Answer / ajoy kumar

In some cases like rocky soil, the resistance value of individual earthpit become more than 5 ohms. For these cases, we can consider the combined earthing and it should be atleast less than 1 ohm.

Answer / &

the earth resistance
more than 1. and any
switch yard
maintain...earth
resistance below 3
meter, with the mat
giiii

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