What are the various methods for effecive earthing in a
factory in a rocky terrain, where soil resistivity is
extraordinarily high? The usual method of 3 m deep earth
pits is not serving the purpose.

Answer Posted / ashish

If Earthing Resistance Value is more than minimum specified
value & one pit can not serving the you have to provide
Three to Four Earthing Pit Which are Interconnected
Together Making The Earthing Mat So The Total Effective
Value Will be Less.

Is This Answer Correct ?    15 Yes 3 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

what is photo voltic cell,& what are the materials associated with that?and any spcifications like volts/cm etc?

1595


what is the difference between droop mode and ischnorous mode in thermal powerplant?

2164


What is meant by coupling capacitor?

645


What will happen to the protection and metering, if the polarity of a single or two PT/PTs in three phase system is reversed? Please provide reference if any.

1714


What is the difference between a verilog task and verilog function?

627






What are the two types of compensation?

617


What is an ac motor?

678


What are the applications of different multistage amplifiers?Plz also write advantages of these amplifiers? Thaaaaaaaaanx

2440


does a DG set has low fault level as compared to that of a transformer.If yes then why.

1520


how to prepare the technical test

1611


The inventer is a battery, but if lost current at home u will turn on the fan but the is AC and inventer battery is dc . Then how the fan was rotating. What device Or machine in fan converst the Dc power to Ac power

600


can anyone provide me a amf panel control wiring using ec-2 relay?

1720


What is a copper loss or i2r loss pc?

704


what happen when increase or decrease size of lamp,light.glass.

1485


working function importance of mdc meter

1690