If two generator running parallel, at that condition both ngr
Taken in line or taken any one ngr, but why any one or both
Ngr in line?
Ngr is use for which purpose?

Answer Posted / mustafa

NGR=NEUTRAL GROUNGING RESISTOR
NGR USED TO REDUCE EARTH FAULT CURRENT AND AVOID DAMAGE DUE
HIGH FAULT CURRENTS, REDUCE HORMONIC CURRENT

Is This Answer Correct ?    2 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

what is settable hystersis protection? If any body knows plz kindly post the answer..

1551


If a surge divertor is required to be protected by 32 amp C Curve Circuit breaker does this limit the amount of protection from surges that you will acheive

1377


if main CT is of ratio 50/5, and meter CT is -/5 what will be overall multiplying factor of meter.PT is 11000/110 .

1154


Briefing the effects of ASR and ACR of a double closed-loop speed regulating system.

1691


How shall i select the value of capacitor or inductor in a system?

1437






why we change the direction of winding in rotor ?how we make the north and south pole?

1578


The height to which the liquid in a tank to be maintained for a certain constant velocity?

1519


What are the advantages of the three-phase motor over single phase motor?

597


what are symmetrical and non symmetrical components in electrical installation.

1601


why can the rotor of 3 phase slip ring induction motor not be a 2 phase rotor?

1556


hello friends..... any one have papers or any study materials?sail ,hpcl...?

1414


how to select electronic timer(Star-Delta) setting for diff. rating motors

1452


how to calculate regulation constants for over head lines? and what are the regulation constant for raccoon conductor at different voltage level and different P.F?

1447


i wasted one year for the job after completed my btech what can i say about 1year time in interview

1591


Why dry type cast resin transformers tap link blast in HV side while power shut down times on load?

1795