Interested to Buy Any Domain ? << Click Here >> for more details...
what is the knee point voltage in current transformer
- 2 Answers
- 5731 Views
- I also Faced
- E-Mail Answers
Answer Posted / chetan sharma
10 % increase in voltage gives you 50 % increase in
excitation current is called knee point voltage.
To measure this first demagnetise the CT and apply
voltage gradually from secondary keeping primary
winding open circuited. while doing this above
phenomeneo will be obsesrved.
| Is This Answer Correct ? | 1 Yes | 1 No |
Post New Answer View All Answers
What is kirchoff ’s current law (kcl)?
What is control system?
Can anybody tell abt concrete encased earthing or grounding?
Cb closed condition if there is a tcs fail whether cb will trip or not
What is the alternate solution for testing of polarity by using polarity tester while its milli ammeter does not works?
WHAT IS counter flux IN CT?
In siemens PLC, why do we want to move the data ?
What is the formula to calculate a three phase alternator
sir i ve applied for hindustan petroleum and power grid india ltd..and the exams on feb 22.can you pls send model papers and tell how to prepare for those.i need to get into any of these for sure.....
HOW TO CALCULATE THE HEAT AND LOAD OF LT-SUBSTATION WHICH CONTAINS 2*1MVA TRANSFORMERS,LT-SWITCH BOARD,MLDB,ACB,BUSBAR,ETC,......?
How to Make relay co ordination chart for a Electrical power distribution of a plant
Whata are the types of Cables?
what is the prinsiple of dc motor and construction and working ,application of dc motor.
what is the effect of power factor of machines in starting current
If we need4× 50mm sq cable but it's not available so we can pull 4×25mm sq 2cables
