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what is the std. earthing resistance for 440V system or
m/c, 33000/440 Volt substation? What is the std.?

Answers were Sorted based on User's Feedback



what is the std. earthing resistance for 440V system or m/c, 33000/440 Volt substation? What is th..

Answer / abdul wajid

The standard earthing for 440V system is less than 1 ohm ,
for 33000/440V the standard earth resistance is 5 ohm

Is This Answer Correct ?    8 Yes 0 No

what is the std. earthing resistance for 440V system or m/c, 33000/440 Volt substation? What is th..

Answer / saic~ehvvibes

Earthing resistance standard values:

Without Grid (Individual Earth Pit) = Less than 01Ohm
With Grid = less than 05Ohms

Is This Answer Correct ?    0 Yes 1 No

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