what is the earth resistance

Answer Posted / gunasekhar

the resistance offered by earth to absorb the high voltages and body shocks of electrical equipment. it ranges from 0.5-5 ohms.

Is This Answer Correct ?    14 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Why you want to join non technical field when you are an engineer?

6204


What happens if we run alternator on under frequency? 

1645


What is the difference between rulling span and wind span of of an Over Head Transmission Line?

1840


What is resolver and glass scale in CNC how they work?

1748


why genarator genarating voltage 11 KV?

1316






IF DISTANCE IS 100METERS B/W AMP.METER AND CURRENT TRANSFORMER WHAT WILL BE AFFECT IN ACCURACY .METER CAN SHOWING ACCURATE CURRENT OR NOT IF NOT WHAT CAN I DO TO GET 100% ACCURACY.

1418


what is the use of surge suppresser in 33 KV incoming panel. where it must be installed,inseries with incoming cable surge suppresser must be at incoming of the breaker are outgoing of the breaker

4551


what is the difference between Central Battery System and UPS in applications and uses? and why UPS suitable for Computers and central battery for emergency lighting?

9701


how 650 volts creates? where is use?

1746


Should power factor be low or high?

705


How is the percentage impedence of a transformer fixed at design stage???

1501


How does a tertiary winding filter harmonic(espcially 3rd one) from entering into load system?

1371


300m long and 30kw inductive loade 3phase supply how many size cable required

1000


What are the site acceptance tests for power cables, DG Sets, LT panels & 30kVA UPS ?

1900


what is the calculation formula for motor starting torque,running torque, running torque.

1225