what is the ideal earth resistance

Answer Posted / nagarjuna

IDLE EARTH RESISTANCE MEANS ZERO RESISTANCE.BUT THE EARTH RESISTANCE WIL NOT BE ZERO.THE EARTH RESISTANCE SHOULD BE LESS THAN 2 OHMS.

Is This Answer Correct ?    5 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Can we use a absolute encoder to show rpm of a motor ? what about the condition when power is off ? what is difference if a incremental one is used ?abanirout@gmail.com

1578


What is meant by derating factor?

666


How will calculate losses in an multi core Aluminium LT cable of different sizes & upto what length we can use a LT Cable ?

1670


how can i determine the KVA/MVA rating of transformer precisely?? is there any standard test?????

1868


what are the basic insulation levels & what its Unit

1491






What is order of the system?

705


What is meaning of out of phase (making & breaking) capacity And how to calculate

1617


How u can give the overload setting to any motor protection relay for a HT motors with formula and Example?

1649


what is conductor copnstant of ab cable

1319


What is meant by control system?

665


is there any chart showing the suitable cable size according to AMP and length ? for three phase motors

946


what is the clear formula to calculate cable size for a load

1471


what is ic 01,ic 06 ?is it types of cooling?

3773


why current is constant on d.c?

1572


How to calculate the input cable rating for 10kva ups (3phase input and single phase output and also 3phase output, battery rating 65Ah)provide the formula also.thnx

1770