3) How earthing is done? How it measured? Write the method for earthing? How the earth resistance is kept low?
Answer Posted / karna
Method of earthing is Pipe Earthing and Plate
Earthing .Earthing we are Provided for Electrical
components by using copper cable or copper flat etc..
Earthing can measure in Ohms by using earth tester. By
pouring water regularly, adding coal and salt for every six
months
| Is This Answer Correct ? | 3 Yes | 2 No |
Post New Answer View All Answers
how i calculate the syncrones generator NGR resistance .if we have a 6mw generator line voltage of generator 11kv also line current 393.3 ampere.
what is efficient motors and how it is different from normal induction motors
what are the precuation should be taken ahen installing power transformer,circuit breaker,current & potential transformer
The capacitive reactance of a capacitor of 1/(2(PI)) F at 10^3 H is
why dc is used in control circuit for mv & hv switchgear instead of ac
ANY ONE TELL ME ABOUT generator synchronization panel panel to synchronise 3 gen of 250kva both automatic and manual. 2 gen output vol 415 3ph, 1 gen output vol 400 3ph SEND THE DETAILS DIAGRAM ON THIS EMAIL ADDRESS ayazleo@hotmail.com as soon as possilble best ragrds electrical engineer ayaz mahmood SAUDI TECH
An 8 pole, 50 Hz, 3-phase IM is loaded to a poing where pull out torque will occur. The rotor resistance per phase is 0.3 ohm and motor stalls at 650 rpm. The slip when motor stalls is A 1 B 0 C 13.33% D 10.33%
What is the difference between earth fault protection of motor feeder with CBCT and Without CBCT ?
How do we find the rating of a transformer, if it got burnt badly.
what is difference between isolation and ultra isolation transformer?, what is the method of testing ?
What is distance between electrical panel to land ?
how is working bearing heater?
(1)Can earth and be conected together (2) what is the diferent between earth & neutral
What is the difference between relays and contactor construction wise?
how can maintain the power factor and why and this is how do work tell us