why secondary terminal of current transformer should not be
open circuited?
Answer Posted / rahul
A CT Current transformer) is used to reduce the high current on primary for measuring it with small range instruments. So its number of turns on secondary will be high. So if we open circuit the secondary it will results in very high voltage on secondary which in turn damage the CT.
| Is This Answer Correct ? | 1 Yes | 0 No |
Post New Answer View All Answers
What is the armature mmf in a D.C machine?
what happen if the load connected to the induction motor is taken away? the same question for synchoronous generator in synch i think that the the exitation voltage will appear on the terminal only if so plz answer me
Whether IP65 enclosure box blocks ventilation if driver for LED have to enclosed inside IP65 box
what is the meaning of number in (11, 31, 61,14, etc. CDG11, CDG31, CDG61, DDT32
i want to know that how the height of Ct ,cvt ,LA calculated on the basis of creepage distance
Is it required to use Automatic transfer Switch in L&T panel board if we use AMF panel with DG set? How the single line diagram will be? Please forward the material to sreenu_207@yahoo.co.in
Can anybody post questions asked in Engineers India Limited Interview? Thanks in advance.
List out the the types of Mounting Light fixture?
What shall be the secondary output voltage if the primary winding of a 220/6V, 50 Hz transformer is energized by an 110V, 60 Hz supply?
The simple way of finding the leakage quantity and % in compressed air distribution system
What are the various types of rotor used in the alternators?
WHY SEPARATELY EXCITED MACHINE NEEDS EXCITATION BY DC SUPPLY WHY NOT BY AC
Hi everyone. Some Generators uses 3-Pole breakers with extra contactors for Neutral. Some uses 4-Pole. Why so? What is the idea behind this? Thanks in advance for the solution. Kr.
Can any one know what are the symbols at the down (below) the analog ammeter??? there are 4 symbols which are they ?????
Why the frequency of ac in india is 50 hz but in some other countries it is 60 hz.