why is the rating of transformer done in kva and not in kw.
Answer Posted / ravi
transformer losses are in terms of current and voltage only
i.e (I Square R) copper loss and VI is the Core loss. i.e y
units are in KVA
Is This Answer Correct ? | 3 Yes | 1 No |
Post New Answer View All Answers
How to set the relay,,??
234 MVA Generator 3 phase Short circuit current Values required? Gen set Rating-234 MVA, Gen Voltage-18kv, PF;0.8, Xdv:23.5 %, Transformer Rating-18/380KV, 680MVA,Yndd1 two winding, Step up TR, ZT:35.50 %,X/R 4.33 Gen CB Position, CB open ,Disconnected open, Generator Running Voltage 18 Kv, Bi mistakes generator side earth switch Closed during that time short circuit current level in 3 Phase required, and how to test on site 234MVA Generator Short circuit current,
Why have to use copper cable for local isolator to motor ?
what is gas turbine intercooling ?
why the electrolyte level in lead acid battery is maintained 2.5 cms above electrodes?
What is the current carrying capacity of 35sq.mm flexible cable?
if grounding is notdone at regular intervals for long distance transmission, will the load connected at distribution end receive voltage during negativehalf cycle of the sine wave?
What is the difference between rated and per unit in transformer?
Define what is difference between fuse and breaker?
What is the difference IN MCCB's between thermal magnetic and electronic tripping system ?
i need project topics along with circuit diagram in the electrical and electronics engg and also some websites regarding projets.
what will happen if there is a voltage leakage or current leakage in an electrical train
What is fault clearing time for Current Limiting Moulded Case Circuit Breaker?.
If a shunt Dynamo has induced emf 100V and 0.4 ohm resistance and battery of accumulator of open circuit emf 110V and 0.5 Ohm resistance are in parallel what is common terminal potential difference?
Where I can get the sample question for post of Junior engineer electrical-II For RRB Bhubaneswar.