Interested to Buy Any Domain ? << Click Here >> for more details...
Answer Posted / raghavendran
NGr can be calculated by dividing the system voltage by the
allowable let through current from the resister to earrth.
say the system voltage is 600 volts and the allowable let
through current is 25A then the NGR value could be 600/25 =
24ohms.
| Is This Answer Correct ? | 3 Yes | 1 No |
Post New Answer View All Answers
Why generation voltage in thermal power plant is between 11kv to 33kv?
what is the illumination level required for child play area?
list of tests to be carried out at manufacturers end while purchasing a step up transformer of 11kv to 66kv ,2MVa Capacity.
Iwould like to know barc interview questions
How you calculating the 30 Hp 3 phase AC motor of power what size of cable is used for this motor?
what types of electrical & mechanical test conducted in switchyard?
Refernce currents are to be generated using refernce cueernts how can this be done
I am about to write exam in RRB bangalore for the post of section engineer.please provide me with previous exam questions
what is a types of short circuit and what is a types of distance protection tests
what is gridrotor resistance starter
pls tel me the electric train traction motors name plate details like rpm,torue,voltage,amps,watts..ect..
What Is HO factor in power selection
How to decide the size of the capacitor for a single phase induction motor say 2 HP ??
RATING OF LIGHTENING ARRESTER FOR 11 KV LINE IS 9 KV is ok ,but haw to calculate the KA rating?
How to Decide the Location of Earth pit for Compressor in Oil Depo? and How to measure the resistance of earth pit Pls explain me with the help of Circuit Diagram?
