Answer Posted / meka sekhar
NGR means neutral grounding resistors normally connected in
neutral circuit of transformer & generator to limit the
earth fault current. After installing NGR in neutral
circuit, earth fault current will be in the range of few
amps i.e. 5A t0 300 A.
| Is This Answer Correct ? | 2 Yes | 0 No |
Post New Answer View All Answers
what type of motor used to move a 1 ton gate? and relate ratings with load.
what will be the maximum winding temperature of 6.6kv HT motor 450kw, Full load current 49A. 50Hz Frequency.
What do you mean by the zone of protection?
what is vA rating and class of a ct.
for compensate 315mh inductance ,how many capaciance required?
What about electrical Units. discrive in detail
I Have 3 Phase 10 KW AC Alternator i found one phase weak, so what will be the reason & what action shouls i take to rectify the same.
What is the function of electron gun assembly used in crt?
what is Different between Bilinear and Unilenier?
hi....I am from india..i have completed my engineering in electrical and electronics field with 58.4% and my IELTS score is 5.5 bands....Recently i received my I-20 in computer and information science from Troy university in Alabama.On 18th i have a visa interview can u please tell me what type of questions i have to answer ??????
why on axial hitting up of air blast on hydrogen produced in oil circuit breaker,temperature rises of the core of the arc?
What is meant by positive and negative feedback?
Vaccum circuit breaker
What are the raitings of Mcb,mccb and Acb in detail ??
What is the principle of HIGH SPEED DIRECT DRIVE MOTOR ?