how much resistence in proper earthing?

Answer Posted / mohan babu bommu

there is no hard and fast rule in large sub stations 1ohm small substatioms 2ohms ither places up 6ohms permissable

Is This Answer Correct ?    0 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Types of test in Switchgears, MCC, NGR and DB's how it should be procced. Can anyone give me the details here or email me to pasuvaraj.k@gmail.com

1617


I have motor of 3 H.P. How i found the rating of capacitor use in it in single phase motor..???

2129


In case of generator when we consume more power produces by it why load on generator increase and starts sound more. and how it is adjusted..

1425


How to test the vector group of a Yd11 transformer? what are the relations to be checked between various vectors to confirm this vector group?

3997


PLEASE ANYBODY HAVE ELECTRICAL CIRCUIT DIAGRAM FOR CHMER PULSE CD 60M SPARKING MACHINE.PLEASE MAIL ME SUPRIYAAYYAPPAN@YAHOO.CO.IN.

2339






What is error of a measurement?

616


what is the significance of tan&delta and how it performed in power transformer

1426


is the value of inductance depends upon the evalue of thitha in doubly excited machine?

1453


What is the type of feedback used in an op- amp schmitt trigger?

636


How many points does a Circuit can have?

1445


Where burned of electricity,when,who, & why.

1501


What current position are you holding in your current company?

1613


what is cogging and crawling

2011


how to calculate the torque of a motor?

1574


Dear All we are having a problem in G120 BOP showing alarm A0503, F0052, F0060 we can not remove fault alarm ,Please any body help us. kowsar

1254