what is first ground fault & second ground fault. This is
used in rotor protection of alternator.
Answer Posted / maisuddin
first one is talking for alarm which is coming due to problem of dusting, diode malfunction. ...second one is used for alternator tripping for saving. ..
Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
I am a electrical engg. diploma holder,applied for junior engineer (electrical),Kolkata RRB. Have I to attend all electrical,mechanical&civil portion in written exam.???
How each of the following losses occur in d.c machines (i) copper (2)core (3) windage (4)friction please help me
Can we use a absolute encoder to show rpm of a motor ? what about the condition when power is off ? what is difference if a incremental one is used ?abanirout@gmail.com
I am experienced with house and industrial wiring but I don't have any licence how can I apply an licence and which type of licence i can get i didn't complete deee just only experience
Dear All we are having a problem in G120 BOP showing alarm A0503, F0052, F0060 we can not remove fault alarm ,Please any body help us. kowsar
Explain cos(theta) and Sin(theta)
what is the relation between size of the anteena and wavelenghth of radiated wave
I use 20 nos led tube 4feet, in pathway 100mtr approximate, so what size cable i use for lighting
why dimmerstate always connected in star connection? what will happen if it connected in delta?
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.
What are locations arc protection relay is fixed.
I am getting above 60 V as open delta voltage against single phase unit ICT at tertiary delta formed and ICT getting trippped on NDR. ICT tested and found in order. PTs provided on tertiary are tested and in order. what may be the reason?
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
from which subjects most of the technical que will b asked for hpcl(electrical).pls help me
Write down the name of 2 lady Bir Pratin of Bangladesh