Answer Posted / parmod kumar
It is a static device which is working on the principle of
electrocmagnetic induction and transfer voltage from one
level to another level without change in frequency i.e
frequency remain same in primary as well as secondary.
Is This Answer Correct ? | 4 Yes | 0 No |
Post New Answer View All Answers
Why neutral is not used in three phases dol starter
what are the factors to be considered while design the breaker either HT or LT??
We have 750KVA DG set, we want to introduce REF relay with 1250/1A,CL PS,Current transformers.The lead distance of 2.5mm copper flexible cable from CT to relay is around 5mtrs.We would like to know the knee point votage(VK) & IM calculion for CT's
working principle of AC Servo Motor with its construction
in indoor type circuit breakers why only the corner breaker trips specially during cold season. What is the reason.
How does a television work?
can we synchronize star system generators with delta system generators?
why are installed water leakage detection system data centers & server rooms
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.???
Do you need any help with FEWA Electrical Supervisor exams?
Why do we require transformer with less specific weight if supply frequency is increased?
Define step response?
What is the diffrence (Technical & Construction ) between CBCT & Normal CT?
why on axial hitting up of air blast on hydrogen produced in oil circuit breaker,temperature rises of the core of the arc?
concept of busbar and load dispatching..?