WHY SECONDARY OF CT SHOULD NEVER BE KEPT OPEN CIRCUITED?
Answer Posted / mondo
When the secondary of a CT is open circuited, it creates a
very large voltage across the CT. That is why if there is
no burden on the CT, it should always be shorted.
| Is This Answer Correct ? | 25 Yes | 2 No |
Post New Answer View All Answers
HOW WE KNOW IN PHYSICALLY THE CONTACT SURFACE OF A VACUUM INTERRUPTER IS GOOD OR GOING TO DAMAGE IN A VCB AFTER ABOVE 500 TIMES OPERATED.
The power supplied to a 50mH inductor from a 120V, 60Hz source will be
A cylindrical wire is compressed in length by 10%. The percentage decrease in the resistance will be?????
where does 22kv line starts
During Testing of Maintenance Free Earthing, How deep should be the Spikes of Earth Test Meter should be inserted in the soil(one spike is 15 Meter & Other spike is 30 Mtrs away from the Main Earth Electrode. Because, recently, we observed that when spike is inserted 3-4 Inch in the earth- results are better, If spike is inserted 1 feet deep than results are increasing.
how u measure/calculate renge of capacitor,capacitor has no any rating tag.what is the theory of measure of capacitons.
Why dry type cast resin transformers tap link blast in HV side while power shut down times on load?
how to find ratio of CT & PT in 66/11kv 12 mva supply system ? explain with calculation.
What is maximum power transfer theorem?
What is meant by rotor?
how to determine motor size for a fan application?
When the relative speed between the magnetic fields of stator and rotor does is zero under steady state operation?
Maintenance of transformer???
how to prepare the technical test
what is transient stability analysis means?